COFFMAN COVE, AK

COFFMAN COVE Water System

Current status

No open violations on record as of July 4, 2026.

This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Alaska’s official records. Always confirm current status with Alaska before making decisions based on this information.

System facts

System ID (PWSID): AK2120436
System type: Community Water System
Population served: 199
Service connections: 156
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Public Notification Violation for NPDWR Violation
—
Public Notice
September 8, 2025 – October 30, 2025
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
April 1, 2025 – June 30, 2025
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
January 1, 2025 – March 31, 2025
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
December 1, 2024 – December 31, 2024
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
December 1, 2024 – December 31, 2024
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
October 1, 2024 – December 31, 2024
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2024 – September 10, 2024
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
June 1, 2024 – June 30, 2024
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
June 1, 2024 – June 30, 2024
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
June 1, 2024 – June 30, 2024
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
April 1, 2022 – June 30, 2022
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
January 1, 2022 – January 31, 2022
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
January 1, 2022 – March 31, 2022
Resolved
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
January 1, 2022 – March 1, 2022
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
December 1, 2021 – December 31, 2021
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2021 – December 31, 2021
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
October 1, 2021 – December 31, 2021
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
August 1, 2021 – August 31, 2021
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2021 – September 30, 2021
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
July 1, 2021 – September 30, 2021
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2021 – September 17, 2021
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
April 1, 2021 – June 30, 2021
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
January 1, 2021 – March 31, 2021
Resolved
Failure Submit IDSE/Subpart V Plan Rpt
—
TTHM
December 30, 2020 – September 30, 2021
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2020 – December 31, 2020
Resolved
Failure Submit IDSE/Subpart V Plan Rpt
—
TTHM
September 29, 2020 – September 30, 2021
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
July 1, 2020 – September 30, 2020
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 2020 – August 17, 2020
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 2019 – June 30, 2019
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
February 1, 2019 – February 28, 2019
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
January 1, 2019 – January 31, 2019
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2019 – March 31, 2019
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2018 – April 25, 2019
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2017 – May 8, 2019
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2017 – April 25, 2019
Resolved
Failure Submit IDSE/Subpart V Plan Rpt
—
TTHM
June 30, 2016 – August 26, 2016
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
June 1, 2016 – August 31, 2016
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 2016 – June 30, 2016
Resolved
Failure Submit IDSE/Subpart V Plan Rpt
—
TTHM
March 31, 2016 – August 26, 2016
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2016 – March 31, 2016
Resolved
Failure Submit IDSE/Subpart V Plan Rpt
—
TTHM
December 30, 2015 – August 26, 2016
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2015 – December 31, 2015
Resolved
Failure Submit IDSE/Subpart V Plan Rpt
—
TTHM
September 29, 2015 – August 26, 2016
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
September 1, 2015 – September 30, 2015
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2015 – September 30, 2015
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
July 1, 2015 – September 30, 2015
Resolved
Failure Submit IDSE/Subpart V Plan Rpt
—
TTHM
June 30, 2015 – August 26, 2016
Resolved
Failure Submit IDSE/Subpart V Plan Rpt
—
TTHM
April 1, 2015 – August 26, 2016
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
September 1, 2014 – September 30, 2014
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
August 1, 2014 – August 31, 2014
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
July 1, 2014 – July 31, 2014
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2014 – September 30, 2014
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
May 1, 2014 – May 31, 2014
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2014 – June 30, 2014
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
March 1, 2014 – March 31, 2014
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 2014 – March 31, 2014
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2014 – March 31, 2014
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
June 1, 2013 – June 30, 2013
Resolved
Monitoring and Reporting (DBP)
—
TTHM
April 1, 2013 – June 30, 2013
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2013 – June 30, 2013
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
April 1, 2013 – June 30, 2013
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
January 1, 2013 – March 31, 2013
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2013 – March 31, 2013
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
January 1, 2013 – January 31, 2013
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2013 – March 31, 2013
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2013 – March 31, 2013
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
January 1, 2013 – January 31, 2013
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 2012 – December 31, 2012
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
December 1, 2012 – December 31, 2012
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
October 1, 2012 – December 31, 2012
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
October 1, 2012 – December 31, 2012
Resolved
Monitoring and Reporting (DBP)
—
TTHM
October 1, 2012 – December 31, 2012
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
October 1, 2012 – December 31, 2012
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
October 1, 2012 – December 31, 2012
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2012 – December 31, 2012
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
September 1, 2012 – September 30, 2012
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
September 1, 2012 – September 30, 2012
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2012 – September 30, 2012
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
July 1, 2012 – July 31, 2012
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
July 1, 2012 – July 31, 2012
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
July 1, 2012 – September 30, 2012
Archived
Maximum Contaminant Level Violation, Average
Health-based
TTHM
July 1, 2012 – September 30, 2012
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 2012 – July 31, 2012
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
July 1, 2012 – September 30, 2012
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
July 1, 2012 – September 30, 2012
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
June 1, 2012 – June 30, 2012
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
June 1, 2012 – June 30, 2012
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
May 1, 2012 – May 31, 2012
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
May 1, 2012 – May 31, 2012
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2012 – June 30, 2012
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
April 1, 2012 – June 30, 2012
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
April 1, 2012 – June 30, 2012
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
April 1, 2012 – June 30, 2012
Resolved
Monitoring and Reporting (DBP)
—
TTHM
April 1, 2012 – June 30, 2012
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
March 1, 2012 – March 31, 2012
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 2012 – March 31, 2012
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
March 1, 2012 – March 31, 2012
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
February 1, 2012 – February 29, 2012
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
January 1, 2012 – March 31, 2012
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2012 – March 31, 2012
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2012 – March 31, 2012
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
January 1, 2012 – March 31, 2012
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2012 – March 31, 2012
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 2011 – December 31, 2011
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
December 1, 2011 – December 31, 2011
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 2011 – November 30, 2011
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
November 1, 2011 – November 30, 2011
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
October 1, 2011 – December 31, 2011
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2011 – December 31, 2011
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
October 1, 2011 – December 31, 2011
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
August 1, 2011 – August 31, 2011
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 2011 – August 31, 2011
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2011 – September 30, 2011
Resolved
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2011 – September 30, 2011
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
July 1, 2011 – July 31, 2011
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 2011 – July 31, 2011
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
July 1, 2011 – September 30, 2011
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
May 1, 2011 – May 31, 2011
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
May 1, 2011 – May 31, 2011
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2011 – June 30, 2011
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
April 1, 2011 – June 30, 2011
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
April 1, 2011 – April 30, 2011
Resolved
Monitoring and Reporting (DBP)
—
TTHM
April 1, 2011 – June 30, 2011
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
April 1, 2011 – April 30, 2011
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2011 – June 30, 2011
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
April 1, 2011 – June 30, 2011
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 2011 – March 31, 2011
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
March 1, 2011 – March 31, 2011
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
February 1, 2011 – February 28, 2011
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
February 1, 2011 – February 28, 2011
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
Vinyl chloride
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
CYANIDE
January 1, 2011 – December 31, 2019
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
January 1, 2011 – January 31, 2011
Resolved
Monitoring, Regular
—
Styrene
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
Ethylbenzene
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
Toluene
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
Benzene
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
Trichloroethylene
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 2011 – December 31, 2011
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2011 – March 31, 2011
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
January 1, 2011 – January 31, 2011
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
December 1, 2010 – December 31, 2010
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
December 1, 2010 – December 31, 2010
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 2010 – December 31, 2010
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
November 1, 2010 – November 30, 2010
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 2010 – November 30, 2010
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2010 – December 31, 2010
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
October 1, 2010 – October 31, 2010
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 2010 – August 31, 2010
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
August 1, 2010 – August 31, 2010
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2010 – September 30, 2010
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
July 1, 2010 – September 30, 2010
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
May 1, 2010 – May 31, 2010
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
May 1, 2010 – May 31, 2010
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
April 1, 2010 – June 30, 2010
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2010 – June 30, 2010
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
April 1, 2010 – June 30, 2010
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2010 – December 31, 2010
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2010 – December 31, 2010
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
November 20, 2009 – February 27, 2013
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
October 1, 2009 – October 31, 2009
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2009 – December 31, 2009
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
September 1, 2009 – September 30, 2009
Archived
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
August 1, 2009 – August 31, 2009
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 2009 – August 31, 2009
Resolved
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2009 – July 31, 2009
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
July 1, 2009 – July 31, 2009
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2009 – September 30, 2009
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
July 1, 2009 – September 30, 2009
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
April 1, 2009 – June 30, 2009
Archived
Monitoring, Regular
—
Styrene
January 1, 2009 – December 31, 2009
Resolved
Monitoring, Regular
—
Ethylbenzene
January 1, 2009 – December 31, 2009
Resolved
Monitoring, Regular
—
Benzene
January 1, 2009 – December 31, 2009
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2009 – December 31, 2009
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2009 – December 31, 2009
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2009 – December 31, 2009
Resolved
Monitoring, Regular
—
Trichloroethylene
January 1, 2009 – December 31, 2009
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2009 – December 31, 2009
Resolved
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2009 – December 31, 2009
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2009 – December 31, 2009
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2009 – December 31, 2009
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2009 – December 31, 2009
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2009 – December 31, 2009
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2009 – December 31, 2009
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 2009 – December 31, 2009
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2009 – December 31, 2009
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
January 1, 2009 – March 31, 2009
Archived
Monitoring, Regular
—
Vinyl chloride
January 1, 2009 – December 31, 2009
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2009 – December 31, 2009
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 2009 – December 31, 2009
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
December 1, 2008 – December 31, 2008
Archived
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
October 1, 2008 – December 31, 2008
Archived
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
October 1, 2008 – December 31, 2008
Archived
Monitoring and Reporting (DBP)
—
TTHM
October 1, 2008 – December 31, 2008
Archived
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2008 – December 31, 2008
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
July 1, 2008 – September 30, 2008
Archived
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2008 – September 30, 2008
Archived
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2008 – August 1, 2008
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
July 1, 2008 – September 30, 2008
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
April 1, 2008 – June 30, 2008
Archived
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
April 1, 2008 – June 30, 2008
Resolved
Monitoring and Reporting (DBP)
—
TTHM
April 1, 2008 – June 30, 2008
Archived
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
January 1, 2008 – March 31, 2008
Resolved
Monthly Turbidity Exceed (Enhanced SWTR)
Health-based
Interim Enhanced Surface Water Treatment Rule
April 1, 2007 – April 30, 2007
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2007 – December 31, 2007
Resolved
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
January 1, 2007 – March 31, 2007
Archived
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
January 1, 2007 – March 31, 2007
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2007 – December 31, 2007
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
January 1, 2007 – March 31, 2007
Archived
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2007 – March 31, 2007
Archived
Monitoring, Regular
—
Ethylbenzene
January 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
Benzene
January 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
Trichloroethylene
January 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2007 – December 31, 2007
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2006 – November 9, 2010
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
July 1, 2006 – September 30, 2006
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
April 1, 2006 – June 30, 2006
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
January 1, 2006 – March 31, 2006
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
May 1, 2005 – May 31, 2005
Archived
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
April 1, 2005 – June 30, 2005
Archived
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
January 1, 2005 – March 31, 2005
Archived
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
January 1, 2004 – March 31, 2004
Archived
Monitoring, Regular
—
Mercury
January 1, 2002 – December 31, 2010
Resolved
Monitoring, Regular
—
Nickel
January 1, 2002 – December 31, 2010
Resolved
Monitoring, Regular
—
Cadmium
January 1, 2002 – December 31, 2010
Resolved
Monitoring, Regular
—
Antimony, Total
January 1, 2002 – December 31, 2010
Resolved
Monitoring, Regular
—
Beryllium, Total
January 1, 2002 – December 31, 2010
Resolved
Monitoring, Regular
—
Selenium
January 1, 2002 – December 31, 2010
Resolved
Monitoring, Regular
—
Thallium, Total
January 1, 2002 – December 31, 2010
Resolved
Monitoring, Regular
—
Fluoride
January 1, 2002 – December 31, 2010
Resolved
Monitoring, Regular
—
CYANIDE
January 1, 2002 – December 31, 2010
Resolved
Monitoring, Regular
—
Chromium
January 1, 2002 – December 31, 2010
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
June 1, 1999 – June 30, 1999
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
May 1, 1998 – May 31, 1998
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
May 1, 1998 – May 31, 1998
Archived
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
April 1, 1998 – April 30, 1998
Archived
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
February 1, 1998 – February 28, 1998
Archived
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
February 1, 1998 – February 28, 1998
Archived
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
January 1, 1998 – January 31, 1998
Archived
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
January 1, 1998 – January 31, 1998
Archived
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
November 1, 1997 – November 30, 1997
Archived
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
November 1, 1997 – November 30, 1997
Archived
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
October 1, 1997 – October 31, 1997
Archived
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
September 1, 1997 – September 30, 1997
Archived
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
September 1, 1997 – September 30, 1997
Archived
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
June 1, 1997 – June 30, 1997
Archived
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
April 1, 1997 – April 30, 1997
Archived
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
March 1, 1997 – March 31, 1997
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
February 1, 1997 – February 28, 1997
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
November 1, 1996 – November 30, 1996
Archived
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
September 1, 1996 – September 30, 1996
Archived
Monitoring, Regular
—
Nitrate
January 1, 1996 – December 31, 1996
Resolved
Monitoring, Regular
—
Antimony, Total
January 1, 1996 – December 31, 1996
Resolved
Monitoring, Regular
—
Beryllium, Total
January 1, 1996 – December 31, 1996
Resolved
Monitoring, Regular
—
CYANIDE
January 1, 1996 – December 31, 1996
Resolved
Monitoring, Regular
—
Nickel
January 1, 1996 – December 31, 1996
Resolved
Monitoring, Regular
—
Thallium, Total
January 1, 1996 – December 31, 1996
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
January 1, 1996 – January 31, 1996
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
January 1, 1996 – January 31, 1996
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
September 1, 1995 – September 30, 1995
Resolved
Initial Tap Sampling for Pb and Cu
—
Lead and Copper Rule
July 1, 1995 – December 16, 1998
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
Carbon tetrachloride
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 1995 – December 31, 1995
Resolved
Initial Tap Sampling for Pb and Cu
—
Lead and Copper Rule
January 1, 1995 – December 16, 1998
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
Styrene
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
Toluene
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
July 1, 1994 – July 31, 1994
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
July 1, 1994 – July 31, 1994
Archived
Monitoring, Regular
—
Cadmium
April 1, 1992 – March 31, 1993
Resolved
Monitoring, Regular
—
Selenium
April 1, 1992 – March 31, 1993
Resolved
Monitoring, Regular
—
Fluoride
April 1, 1992 – March 31, 1993
Resolved
Monitoring, Regular
—
Barium
April 1, 1992 – March 31, 1993
Resolved
Monitoring, Regular
—
Arsenic
April 1, 1992 – March 31, 1993
Resolved
Monitoring, Regular
—
Chromium
April 1, 1992 – March 31, 1993
Resolved
Monitoring, Regular
—
Mercury
April 1, 1992 – March 31, 1993
Resolved
Monitoring, Regular
—
Fluoride
October 1, 1990 – September 30, 1991
Resolved
Monitoring, Regular
—
Cadmium
October 1, 1990 – September 30, 1991
Resolved
Monitoring, Regular
—
Barium
October 1, 1990 – September 30, 1991
Resolved
Monitoring, Regular
—
Arsenic
October 1, 1990 – September 30, 1991
Resolved
Monitoring, Regular
—
2,4-D
April 1, 1990 – March 31, 1993
Resolved
Monitoring, Regular
—
2,4,5-TP
April 1, 1990 – March 31, 1993
Resolved
Monitoring, Regular
—
Toxaphene
April 1, 1990 – March 31, 1993
Resolved
Monitoring, Regular
—
BHC-GAMMA
April 1, 1990 – March 31, 1993
Resolved
Monitoring, Regular
—
Methoxychlor
April 1, 1990 – March 31, 1993
Resolved
Monitoring, Regular
—
Endrin
April 1, 1990 – March 31, 1993
Resolved
Monitoring, Regular
—
Cadmium
September 30, 1989 – September 30, 1990
Resolved
Monitoring, Regular
—
Chromium
September 30, 1989 – September 30, 1990
Resolved
Monitoring, Regular
—
Mercury
September 30, 1989 – September 30, 1990
Resolved
Monitoring, Regular
—
Nitrate
September 30, 1989 – September 30, 1990
Resolved
Monitoring, Regular
—
Selenium
September 30, 1989 – September 30, 1990
Resolved
Monitoring, Regular
—
Fluoride
September 30, 1989 – September 30, 1990
Resolved
Monitoring, Regular
—
Barium
September 30, 1989 – September 30, 1990
Resolved
Monitoring, Regular
—
Arsenic
September 30, 1989 – September 30, 1990
Resolved
Monitoring, Regular
—
Chromium
June 30, 1988 – June 30, 1989
Resolved
Monitoring, Regular
—
Barium
June 30, 1988 – June 30, 1989
Resolved
Monitoring, Regular
—
Selenium
June 30, 1988 – June 30, 1989
Resolved
Monitoring, Regular
—
Nitrate
June 30, 1988 – June 30, 1989
Resolved
Monitoring, Regular
—
Mercury
June 30, 1988 – June 30, 1989
Resolved
Monitoring, Regular
—
Methoxychlor
June 30, 1986 – June 30, 1989
Resolved
Monitoring, Regular
—
Toxaphene
June 30, 1986 – June 30, 1989
Resolved
Monitoring, Regular
—
BHC-GAMMA
June 30, 1986 – June 30, 1989
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
June 30, 1985 – June 30, 1989
Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Period	Violation	Contaminant / rule	Health-based	Status
September 8, 2025 – October 30, 2025	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
April 1, 2025 – June 30, 2025	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
January 1, 2025 – March 31, 2025	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
December 1, 2024 – December 31, 2024	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
December 1, 2024 – December 31, 2024	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
October 1, 2024 – December 31, 2024	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
July 1, 2024 – September 10, 2024	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
June 1, 2024 – June 30, 2024	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
June 1, 2024 – June 30, 2024	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
June 1, 2024 – June 30, 2024	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
April 1, 2022 – June 30, 2022	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
January 1, 2022 – January 31, 2022	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
January 1, 2022 – March 31, 2022	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
January 1, 2022 – March 1, 2022	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Resolved
December 1, 2021 – December 31, 2021	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
October 1, 2021 – December 31, 2021	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
October 1, 2021 – December 31, 2021	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
August 1, 2021 – August 31, 2021	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
July 1, 2021 – September 30, 2021	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2021 – September 30, 2021	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
July 1, 2021 – September 17, 2021	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
April 1, 2021 – June 30, 2021	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
January 1, 2021 – March 31, 2021	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
December 30, 2020 – September 30, 2021	Failure Submit IDSE/Subpart V Plan Rpt	TTHM	—	Resolved
October 1, 2020 – December 31, 2020	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
September 29, 2020 – September 30, 2021	Failure Submit IDSE/Subpart V Plan Rpt	TTHM	—	Resolved
July 1, 2020 – September 30, 2020	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
January 1, 2020 – August 17, 2020	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
April 1, 2019 – June 30, 2019	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
February 1, 2019 – February 28, 2019	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
January 1, 2019 – January 31, 2019	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
January 1, 2019 – March 31, 2019	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
July 1, 2018 – April 25, 2019	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
October 1, 2017 – May 8, 2019	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2017 – April 25, 2019	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
June 30, 2016 – August 26, 2016	Failure Submit IDSE/Subpart V Plan Rpt	TTHM	—	Resolved
June 1, 2016 – August 31, 2016	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
April 1, 2016 – June 30, 2016	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
March 31, 2016 – August 26, 2016	Failure Submit IDSE/Subpart V Plan Rpt	TTHM	—	Resolved
January 1, 2016 – March 31, 2016	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
December 30, 2015 – August 26, 2016	Failure Submit IDSE/Subpart V Plan Rpt	TTHM	—	Resolved
October 1, 2015 – December 31, 2015	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
September 29, 2015 – August 26, 2016	Failure Submit IDSE/Subpart V Plan Rpt	TTHM	—	Resolved
September 1, 2015 – September 30, 2015	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
July 1, 2015 – September 30, 2015	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2015 – September 30, 2015	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
June 30, 2015 – August 26, 2016	Failure Submit IDSE/Subpart V Plan Rpt	TTHM	—	Resolved
April 1, 2015 – August 26, 2016	Failure Submit IDSE/Subpart V Plan Rpt	TTHM	—	Resolved
September 1, 2014 – September 30, 2014	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
August 1, 2014 – August 31, 2014	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
July 1, 2014 – July 31, 2014	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
July 1, 2014 – September 30, 2014	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
May 1, 2014 – May 31, 2014	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
April 1, 2014 – June 30, 2014	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
March 1, 2014 – March 31, 2014	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
March 1, 2014 – March 31, 2014	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2014 – March 31, 2014	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
June 1, 2013 – June 30, 2013	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
April 1, 2013 – June 30, 2013	Monitoring and Reporting (DBP)	TTHM	—	Resolved
April 1, 2013 – June 30, 2013	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
April 1, 2013 – June 30, 2013	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2013 – March 31, 2013	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
January 1, 2013 – March 31, 2013	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
January 1, 2013 – January 31, 2013	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2013 – March 31, 2013	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2013 – March 31, 2013	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2013 – January 31, 2013	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
December 1, 2012 – December 31, 2012	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
December 1, 2012 – December 31, 2012	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
October 1, 2012 – December 31, 2012	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
October 1, 2012 – December 31, 2012	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
October 1, 2012 – December 31, 2012	Monitoring and Reporting (DBP)	TTHM	—	Resolved
October 1, 2012 – December 31, 2012	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
October 1, 2012 – December 31, 2012	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
October 1, 2012 – December 31, 2012	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
September 1, 2012 – September 30, 2012	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
September 1, 2012 – September 30, 2012	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
July 1, 2012 – September 30, 2012	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2012 – July 31, 2012	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
July 1, 2012 – July 31, 2012	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
July 1, 2012 – September 30, 2012	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Archived
July 1, 2012 – September 30, 2012	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
July 1, 2012 – July 31, 2012	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 2012 – September 30, 2012	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
July 1, 2012 – September 30, 2012	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
June 1, 2012 – June 30, 2012	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
June 1, 2012 – June 30, 2012	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
May 1, 2012 – May 31, 2012	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
May 1, 2012 – May 31, 2012	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
April 1, 2012 – June 30, 2012	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
April 1, 2012 – June 30, 2012	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
April 1, 2012 – June 30, 2012	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
April 1, 2012 – June 30, 2012	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
April 1, 2012 – June 30, 2012	Monitoring and Reporting (DBP)	TTHM	—	Resolved
March 1, 2012 – March 31, 2012	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
March 1, 2012 – March 31, 2012	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
March 1, 2012 – March 31, 2012	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
February 1, 2012 – February 29, 2012	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2012 – March 31, 2012	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
January 1, 2012 – March 31, 2012	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2012 – March 31, 2012	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2012 – March 31, 2012	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
January 1, 2012 – March 31, 2012	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
December 1, 2011 – December 31, 2011	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
December 1, 2011 – December 31, 2011	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
November 1, 2011 – November 30, 2011	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
November 1, 2011 – November 30, 2011	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
October 1, 2011 – December 31, 2011	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
October 1, 2011 – December 31, 2011	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
October 1, 2011 – December 31, 2011	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
August 1, 2011 – August 31, 2011	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
August 1, 2011 – August 31, 2011	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 2011 – September 30, 2011	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2011 – September 30, 2011	Monitoring and Reporting (DBP)	TTHM	—	Resolved
July 1, 2011 – July 31, 2011	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
July 1, 2011 – July 31, 2011	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 2011 – September 30, 2011	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
May 1, 2011 – May 31, 2011	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
May 1, 2011 – May 31, 2011	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
April 1, 2011 – June 30, 2011	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
April 1, 2011 – June 30, 2011	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
April 1, 2011 – April 30, 2011	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
April 1, 2011 – June 30, 2011	Monitoring and Reporting (DBP)	TTHM	—	Resolved
April 1, 2011 – April 30, 2011	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
April 1, 2011 – June 30, 2011	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
April 1, 2011 – June 30, 2011	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
March 1, 2011 – March 31, 2011	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
March 1, 2011 – March 31, 2011	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
February 1, 2011 – February 28, 2011	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
February 1, 2011 – February 28, 2011	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	Vinyl chloride	—	Resolved
January 1, 2011 – December 31, 2019	Monitoring, Regular	CYANIDE	—	Resolved
January 1, 2011 – January 31, 2011	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	Styrene	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	Ethylbenzene	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	Toluene	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	Benzene	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	CHLOROBENZENE	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	Trichloroethylene	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	Carbon tetrachloride	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	Xylenes, Total	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
January 1, 2011 – March 31, 2011	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
January 1, 2011 – January 31, 2011	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
December 1, 2010 – December 31, 2010	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
December 1, 2010 – December 31, 2010	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
December 1, 2010 – December 31, 2010	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
November 1, 2010 – November 30, 2010	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
November 1, 2010 – November 30, 2010	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
October 1, 2010 – December 31, 2010	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
October 1, 2010 – October 31, 2010	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
August 1, 2010 – August 31, 2010	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
August 1, 2010 – August 31, 2010	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
July 1, 2010 – September 30, 2010	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2010 – September 30, 2010	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
May 1, 2010 – May 31, 2010	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
May 1, 2010 – May 31, 2010	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
April 1, 2010 – June 30, 2010	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
April 1, 2010 – June 30, 2010	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
April 1, 2010 – June 30, 2010	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
January 1, 2010 – December 31, 2010	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2010 – December 31, 2010	Monitoring, Regular	Arsenic	—	Resolved
November 20, 2009 – February 27, 2013	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
October 1, 2009 – October 31, 2009	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
October 1, 2009 – December 31, 2009	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
September 1, 2009 – September 30, 2009	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
August 1, 2009 – August 31, 2009	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
August 1, 2009 – August 31, 2009	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 2009 – July 31, 2009	Monitoring and Reporting (DBP)	TTHM	—	Resolved
July 1, 2009 – July 31, 2009	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
July 1, 2009 – September 30, 2009	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2009 – September 30, 2009	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
April 1, 2009 – June 30, 2009	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Archived
January 1, 2009 – December 31, 2009	Monitoring, Regular	Styrene	—	Resolved
January 1, 2009 – December 31, 2009	Monitoring, Regular	Ethylbenzene	—	Resolved
January 1, 2009 – December 31, 2009	Monitoring, Regular	Benzene	—	Resolved
January 1, 2009 – December 31, 2009	Monitoring, Regular	CHLOROBENZENE	—	Resolved
January 1, 2009 – December 31, 2009	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 1, 2009 – December 31, 2009	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
January 1, 2009 – December 31, 2009	Monitoring, Regular	Trichloroethylene	—	Resolved
January 1, 2009 – December 31, 2009	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 2009 – December 31, 2009	Monitoring, Regular	Carbon tetrachloride	—	Resolved
January 1, 2009 – December 31, 2009	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 2009 – December 31, 2009	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
January 1, 2009 – December 31, 2009	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 2009 – December 31, 2009	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
January 1, 2009 – December 31, 2009	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 2009 – December 31, 2009	Monitoring, Regular	Xylenes, Total	—	Resolved
January 1, 2009 – December 31, 2009	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 2009 – March 31, 2009	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Archived
January 1, 2009 – December 31, 2009	Monitoring, Regular	Vinyl chloride	—	Resolved
January 1, 2009 – December 31, 2009	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
January 1, 2009 – December 31, 2009	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
December 1, 2008 – December 31, 2008	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
October 1, 2008 – December 31, 2008	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Archived
October 1, 2008 – December 31, 2008	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Archived
October 1, 2008 – December 31, 2008	Monitoring and Reporting (DBP)	TTHM	—	Archived
October 1, 2008 – December 31, 2008	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2008 – September 30, 2008	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Archived
July 1, 2008 – September 30, 2008	Monitoring and Reporting (DBP)	TTHM	—	Archived
July 1, 2008 – August 1, 2008	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2008 – September 30, 2008	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
April 1, 2008 – June 30, 2008	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Archived
April 1, 2008 – June 30, 2008	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
April 1, 2008 – June 30, 2008	Monitoring and Reporting (DBP)	TTHM	—	Archived
January 1, 2008 – March 31, 2008	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
April 1, 2007 – April 30, 2007	Monthly Turbidity Exceed (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	Health-based	Resolved
January 1, 2007 – December 31, 2007	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2007 – March 31, 2007	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Archived
January 1, 2007 – March 31, 2007	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Resolved
January 1, 2007 – December 31, 2007	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2007 – December 31, 2007	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
January 1, 2007 – December 31, 2007	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 2007 – December 31, 2007	Monitoring, Regular	Xylenes, Total	—	Resolved
January 1, 2007 – December 31, 2007	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
January 1, 2007 – December 31, 2007	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
January 1, 2007 – December 31, 2007	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2007 – March 31, 2007	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Archived
January 1, 2007 – March 31, 2007	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Archived
January 1, 2007 – December 31, 2007	Monitoring, Regular	Ethylbenzene	—	Resolved
January 1, 2007 – December 31, 2007	Monitoring, Regular	Benzene	—	Resolved
January 1, 2007 – December 31, 2007	Monitoring, Regular	CHLOROBENZENE	—	Resolved
January 1, 2007 – December 31, 2007	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 1, 2007 – December 31, 2007	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
January 1, 2007 – December 31, 2007	Monitoring, Regular	Trichloroethylene	—	Resolved
January 1, 2007 – December 31, 2007	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 2007 – December 31, 2007	Monitoring, Regular	Carbon tetrachloride	—	Resolved
January 1, 2007 – December 31, 2007	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 2007 – December 31, 2007	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
January 1, 2007 – December 31, 2007	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 2007 – December 31, 2007	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
October 1, 2006 – November 9, 2010	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2006 – September 30, 2006	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
April 1, 2006 – June 30, 2006	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
January 1, 2006 – March 31, 2006	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
May 1, 2005 – May 31, 2005	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Archived
April 1, 2005 – June 30, 2005	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Archived
January 1, 2005 – March 31, 2005	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Archived
January 1, 2004 – March 31, 2004	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Archived
January 1, 2002 – December 31, 2010	Monitoring, Regular	Mercury	—	Resolved
January 1, 2002 – December 31, 2010	Monitoring, Regular	Nickel	—	Resolved
January 1, 2002 – December 31, 2010	Monitoring, Regular	Cadmium	—	Resolved
January 1, 2002 – December 31, 2010	Monitoring, Regular	Antimony, Total	—	Resolved
January 1, 2002 – December 31, 2010	Monitoring, Regular	Beryllium, Total	—	Resolved
January 1, 2002 – December 31, 2010	Monitoring, Regular	Selenium	—	Resolved
January 1, 2002 – December 31, 2010	Monitoring, Regular	Thallium, Total	—	Resolved
January 1, 2002 – December 31, 2010	Monitoring, Regular	Fluoride	—	Resolved
January 1, 2002 – December 31, 2010	Monitoring, Regular	CYANIDE	—	Resolved
January 1, 2002 – December 31, 2010	Monitoring, Regular	Chromium	—	Resolved
June 1, 1999 – June 30, 1999	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
May 1, 1998 – May 31, 1998	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
May 1, 1998 – May 31, 1998	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
April 1, 1998 – April 30, 1998	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
February 1, 1998 – February 28, 1998	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
February 1, 1998 – February 28, 1998	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
January 1, 1998 – January 31, 1998	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
January 1, 1998 – January 31, 1998	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
November 1, 1997 – November 30, 1997	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
November 1, 1997 – November 30, 1997	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
October 1, 1997 – October 31, 1997	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
September 1, 1997 – September 30, 1997	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
September 1, 1997 – September 30, 1997	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
June 1, 1997 – June 30, 1997	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
April 1, 1997 – April 30, 1997	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
March 1, 1997 – March 31, 1997	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
February 1, 1997 – February 28, 1997	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
November 1, 1996 – November 30, 1996	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
September 1, 1996 – September 30, 1996	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
January 1, 1996 – December 31, 1996	Monitoring, Regular	Nitrate	—	Resolved
January 1, 1996 – December 31, 1996	Monitoring, Regular	Antimony, Total	—	Resolved
January 1, 1996 – December 31, 1996	Monitoring, Regular	Beryllium, Total	—	Resolved
January 1, 1996 – December 31, 1996	Monitoring, Regular	CYANIDE	—	Resolved
January 1, 1996 – December 31, 1996	Monitoring, Regular	Nickel	—	Resolved
January 1, 1996 – December 31, 1996	Monitoring, Regular	Thallium, Total	—	Resolved
January 1, 1996 – January 31, 1996	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
January 1, 1996 – January 31, 1996	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
September 1, 1995 – September 30, 1995	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 1995 – December 16, 1998	Initial Tap Sampling for Pb and Cu	Lead and Copper Rule	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	Xylenes, Total	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	Carbon tetrachloride	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 1995 – December 16, 1998	Initial Tap Sampling for Pb and Cu	Lead and Copper Rule	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	Styrene	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	Toluene	—	Resolved
July 1, 1994 – July 31, 1994	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
July 1, 1994 – July 31, 1994	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
April 1, 1992 – March 31, 1993	Monitoring, Regular	Cadmium	—	Resolved
April 1, 1992 – March 31, 1993	Monitoring, Regular	Selenium	—	Resolved
April 1, 1992 – March 31, 1993	Monitoring, Regular	Fluoride	—	Resolved
April 1, 1992 – March 31, 1993	Monitoring, Regular	Barium	—	Resolved
April 1, 1992 – March 31, 1993	Monitoring, Regular	Arsenic	—	Resolved
April 1, 1992 – March 31, 1993	Monitoring, Regular	Chromium	—	Resolved
April 1, 1992 – March 31, 1993	Monitoring, Regular	Mercury	—	Resolved
October 1, 1990 – September 30, 1991	Monitoring, Regular	Fluoride	—	Resolved
October 1, 1990 – September 30, 1991	Monitoring, Regular	Cadmium	—	Resolved
October 1, 1990 – September 30, 1991	Monitoring, Regular	Barium	—	Resolved
October 1, 1990 – September 30, 1991	Monitoring, Regular	Arsenic	—	Resolved
April 1, 1990 – March 31, 1993	Monitoring, Regular	2,4-D	—	Resolved
April 1, 1990 – March 31, 1993	Monitoring, Regular	2,4,5-TP	—	Resolved
April 1, 1990 – March 31, 1993	Monitoring, Regular	Toxaphene	—	Resolved
April 1, 1990 – March 31, 1993	Monitoring, Regular	BHC-GAMMA	—	Resolved
April 1, 1990 – March 31, 1993	Monitoring, Regular	Methoxychlor	—	Resolved
April 1, 1990 – March 31, 1993	Monitoring, Regular	Endrin	—	Resolved
September 30, 1989 – September 30, 1990	Monitoring, Regular	Cadmium	—	Resolved
September 30, 1989 – September 30, 1990	Monitoring, Regular	Chromium	—	Resolved
September 30, 1989 – September 30, 1990	Monitoring, Regular	Mercury	—	Resolved
September 30, 1989 – September 30, 1990	Monitoring, Regular	Nitrate	—	Resolved
September 30, 1989 – September 30, 1990	Monitoring, Regular	Selenium	—	Resolved
September 30, 1989 – September 30, 1990	Monitoring, Regular	Fluoride	—	Resolved
September 30, 1989 – September 30, 1990	Monitoring, Regular	Barium	—	Resolved
September 30, 1989 – September 30, 1990	Monitoring, Regular	Arsenic	—	Resolved
June 30, 1988 – June 30, 1989	Monitoring, Regular	Chromium	—	Resolved
June 30, 1988 – June 30, 1989	Monitoring, Regular	Barium	—	Resolved
June 30, 1988 – June 30, 1989	Monitoring, Regular	Selenium	—	Resolved
June 30, 1988 – June 30, 1989	Monitoring, Regular	Nitrate	—	Resolved
June 30, 1988 – June 30, 1989	Monitoring, Regular	Mercury	—	Resolved
June 30, 1986 – June 30, 1989	Monitoring, Regular	Methoxychlor	—	Resolved
June 30, 1986 – June 30, 1989	Monitoring, Regular	Toxaphene	—	Resolved
June 30, 1986 – June 30, 1989	Monitoring, Regular	BHC-GAMMA	—	Resolved
June 30, 1985 – June 30, 1989	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

October 28, 2025State Compliance Meeting conductedgeneral compliance action — not tied to a specific violation on record
July 30, 2025State Compliance Meeting conductedgeneral compliance action — not tied to a specific violation on record
June 24, 2025State Compliance Meeting conductedgeneral compliance action — not tied to a specific violation on record
April 25, 2025State Public Notification received1 linked violation
February 6, 2025State Public Notification received2 linked violations
September 27, 2024State Compliance Meeting conductedgeneral compliance action — not tied to a specific violation on record
September 10, 2024State Compliance achieved2 linked violations
August 26, 2024State Compliance Meeting conducted1 linked violation
June 12, 2023State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
April 19, 2023State Public Notification requested2 linked violations
October 26, 2022State Compliance achieved4 linked violations
September 28, 2022State Public Notification received2 linked violations
August 3, 2022State Public Notification requested1 linked violation
June 20, 2022State Public Notification received4 linked violations
April 26, 2022State Public Notification requested1 linked violation
March 22, 2022State Public Notification received2 linked violations
March 22, 2022State Public Notification received2 linked violations
February 23, 2022State Compliance achieved4 linked violations
February 4, 2022State Public Notification requested1 linked violation
February 4, 2022State Public Notification requested1 linked violation
January 19, 2022State Compliance Meeting conductedgeneral compliance action — not tied to a specific violation on record
December 14, 2021State Public Notification received1 linked violation
November 29, 2021State Compliance Meeting conductedgeneral compliance action — not tied to a specific violation on record
November 5, 2021State Compliance achieved1 linked violation
November 5, 2021State Compliance achieved1 linked violation
November 4, 2021State Compliance Meeting conductedgeneral compliance action — not tied to a specific violation on record
October 27, 2021State Public Notification requested1 linked violation
September 30, 2021State Compliance achieved1 linked violation
September 30, 2021State Compliance achieved1 linked violation
September 17, 2021State Compliance achieved1 linked violation
August 19, 2021State Compliance Meeting conductedgeneral compliance action — not tied to a specific violation on record
April 19, 2021State Compliance achieved1 linked violation
November 4, 2020State Compliance Meeting conductedgeneral compliance action — not tied to a specific violation on record
November 2, 2020State Compliance achieved1 linked violation
August 17, 2020State Compliance achieved1 linked violation
August 17, 2020State Compliance achieved1 linked violation
January 21, 2020State Compliance Meeting conductedgeneral compliance action — not tied to a specific violation on record
October 7, 2019State Compliance achieved2 linked violations
September 13, 2019State Compliance achieved2 linked violations
June 18, 2019State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
May 8, 2019State Compliance achieved1 linked violation
May 8, 2019State Compliance achieved1 linked violation
April 25, 2019State Compliance achieved1 linked violation
April 25, 2019State Compliance achieved1 linked violation
June 1, 2017State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
November 2, 2016State Compliance achieved4 linked violations
August 26, 2016State Compliance achieved1 linked violation
August 26, 2016State Compliance achieved12 linked violations
August 26, 2016State Compliance achieved1 linked violation
August 25, 2016State Compliance Meeting conducted3 linked violations
April 28, 2016State Compliance achieved3 linked violations
April 20, 2016State Compliance achieved16 linked violations
October 2, 2015State Compliance Meeting conducted1 linked violation
August 24, 2015State Compliance Meeting conductedgeneral compliance action — not tied to a specific violation on record
February 20, 2015State Compliance Meeting conducted9 linked violations
January 21, 2015State Compliance achieved4 linked violations
January 21, 2015State Compliance achieved3 linked violations
February 21, 2014State Compliance achieved2 linked violations
February 20, 2014State Compliance achieved1 linked violation
December 10, 2013State Compliance achieved4 linked violations
November 26, 2013State Compliance achieved2 linked violations
September 26, 2013State Compliance Meeting conductedgeneral compliance action — not tied to a specific violation on record
September 19, 2013State Compliance achieved2 linked violations
September 19, 2013State Compliance achieved2 linked violations
September 19, 2013State Compliance achieved4 linked violations
September 19, 2013State Compliance achieved2 linked violations
September 19, 2013State Compliance achieved3 linked violations
September 18, 2013State Compliance Meeting conductedgeneral compliance action — not tied to a specific violation on record
September 10, 2013State Compliance Meeting conductedgeneral compliance action — not tied to a specific violation on record
August 2, 2013State Compliance achieved4 linked violations
August 2, 2013State Compliance achieved6 linked violations
May 15, 2013State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
May 6, 2013State Compliance achieved45 linked violations
February 27, 2013State Compliance achieved1 linked violation
February 27, 2013State Compliance achievedgeneral compliance action — not tied to a specific violation on record
February 27, 2013State Compliance achieved21 linked violations
February 27, 2013State Compliance achievedgeneral compliance action — not tied to a specific violation on record
February 27, 2013State Compliance achieved8 linked violations
February 25, 2013State Compliance Meeting conducted3 linked violations
December 4, 2012State Compliance achieved7 linked violations
December 3, 2012State Compliance achieved4 linked violations
December 3, 2012State Compliance achieved4 linked violations
November 13, 2012State Compliance achieved34 linked violations
November 13, 2012State Compliance achieved2 linked violations
September 26, 2012State Violation/Reminder Notice1 linked violation
May 23, 2012State Violation/Reminder Notice1 linked violation
May 7, 2012State Compliance achieved5 linked violations
May 7, 2012State Violation/Reminder Notice13 linked violations
May 7, 2012State Compliance achieved7 linked violations
April 24, 2012State Violation/Reminder Notice3 linked violations
April 20, 2012State Violation/Reminder Notice26 linked violations
April 20, 2012State Violation/Reminder Notice25 linked violations
March 29, 2012State Compliance achieved4 linked violations
February 22, 2012State Compliance achieved2 linked violations
February 14, 2012State Compliance achieved5 linked violations
February 14, 2012State Compliance achieved2 linked violations
November 21, 2011State Violation/Reminder Notice1 linked violation
November 9, 2011State Compliance achieved21 linked violations
November 9, 2011State Compliance achieved11 linked violations
September 27, 2011State Violation/Reminder Notice9 linked violations
August 11, 2011State Compliance achieved16 linked violations
May 24, 2011State Compliance achieved3 linked violations
March 25, 2011State Violation/Reminder Notice29 linked violations
November 9, 2010State Compliance achieved22 linked violations
September 24, 2008State Violation/Reminder Notice3 linked violations
August 27, 2008State Violation/Reminder Notice1 linked violation
March 3, 2008State Compliance achieved13 linked violations
August 26, 2006State Violation/Reminder Notice3 linked violations
March 5, 2003State Other1 linked violation
May 2, 2002State Other1 linked violation
March 29, 2002State Othergeneral compliance action — not tied to a specific violation on record
January 23, 2002State Site Visit for enforcement purposesgeneral compliance action — not tied to a specific violation on record
May 31, 2001State Other1 linked violation
February 23, 2000State Other2 linked violations
November 12, 1999Federal Compliance achieved465 linked violations
August 6, 1999State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
August 2, 1999State Othergeneral compliance action — not tied to a specific violation on record
July 12, 1999State Othergeneral compliance action — not tied to a specific violation on record
July 8, 1999State Site Visit for enforcement purposesgeneral compliance action — not tied to a specific violation on record
July 1, 1999State Othergeneral compliance action — not tied to a specific violation on record
May 13, 1999State Site Visit for enforcement purposes1 linked violation
April 22, 1999State Site Visit for enforcement purposes1 linked violation
September 1, 1998State Site Visit for enforcement purposes2 linked violations
August 31, 1998State Boil Water Ordergeneral compliance action — not tied to a specific violation on record
August 31, 1998State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
August 13, 1998State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
August 12, 1998State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
August 10, 1998State Compliance Meeting conductedgeneral compliance action — not tied to a specific violation on record
August 7, 1998State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
July 31, 1998State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
May 14, 1998State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
May 14, 1998State Othergeneral compliance action — not tied to a specific violation on record
April 27, 1998State Othergeneral compliance action — not tied to a specific violation on record
April 14, 1998State Site Visit for enforcement purposesgeneral compliance action — not tied to a specific violation on record
April 10, 1998State Site Visit for enforcement purposesgeneral compliance action — not tied to a specific violation on record
November 3, 1997State Site Visit for enforcement purposes2 linked violations
September 19, 1997State Other1 linked violation
June 19, 1997State Intentional no-actiongeneral compliance action — not tied to a specific violation on record
June 10, 1997State Site Visit for enforcement purposesgeneral compliance action — not tied to a specific violation on record
May 27, 1997State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
May 14, 1997State Compliance Meeting conductedgeneral compliance action — not tied to a specific violation on record
May 5, 1997State Othergeneral compliance action — not tied to a specific violation on record
April 10, 1997State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
March 19, 1997State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
November 13, 1996State Other1 linked violation
October 9, 1996State Site Visit for enforcement purposes2 linked violations
September 4, 1996State Other1 linked violation
September 3, 1996State Violation/Reminder Notice1 linked violation
August 30, 1996State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
August 22, 1996State Violation/Reminder Notice1 linked violation
August 22, 1996State Othergeneral compliance action — not tied to a specific violation on record
June 24, 1996State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
June 17, 1996State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
April 18, 1996State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
April 17, 1996State Site Visit for enforcement purposes1 linked violation
February 2, 1996State Violation/Reminder Notice2 linked violations
December 31, 1995State Othergeneral compliance action — not tied to a specific violation on record
December 11, 1995State Violation/Reminder Notice2 linked violations
November 14, 1995State Violation/Reminder Notice3 linked violations
January 1, 1995State Other1 linked violation
June 3, 1994State Public Notification received2 linked violations
March 7, 1994State Violation/Reminder Notice2 linked violations
December 14, 1993State Other5 linked violations
November 12, 1993State Violation/Reminder Notice3 linked violations
September 2, 1993State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
May 20, 1993State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
March 15, 1993State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
February 26, 1993State Violation/Reminder Notice1 linked violation
January 28, 1993State Violation/Reminder Notice2 linked violations

Contact

FITZPATRICK, SOIYOR

907-329-2233

COFFMAN COVE, AK 99918