DEFIANCE, PA · Bedford County

DEFIANCE WATER ASSN Water System

Current status

2 items on record are open and awaiting resolution as of July 4, 2026. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings. Full details are in the violation history below.

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 Pennsylvania’s official records. Always confirm current status with Pennsylvania before making decisions based on this information.

System facts

System ID (PWSID): PA4050024
System type: Community Water System
Population served: 205
Service connections: 72
Ownership: privately owned
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Lead Consumer Notice
—
Lead and Copper Rule
December 30, 2025 – January 6, 2026
Resolved
Monitoring, Regular
—
Radium-228
October 1, 2025 – December 31, 2025
Resolved
Monitoring, Regular
—
Radium-226
October 1, 2025 – December 31, 2025
Resolved
Monitoring, Regular
—
Combined Uranium
October 1, 2025 – December 31, 2025
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
October 1, 2025 – December 31, 2025
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
August 1, 2025 – August 31, 2025
Resolved
Monitoring, Regular
—
Fluoride
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
CYANIDE
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
Chromium
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
Cadmium
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
Barium
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
2,3,7,8-TCDD
January 1, 2024 – July 24, 2024
Resolved
Monitoring, Regular
—
Thallium, Total
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
Beryllium, Total
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
Antimony, Total
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
Selenium
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
Nickel
January 1, 2024 – December 31, 2024
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
September 1, 2023 – September 30, 2023
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2022 – June 13, 2023
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2022 – June 13, 2023
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
July 1, 2022 – September 30, 2022
Resolved
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2022 – September 30, 2022
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2022
Unaddressed
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
June 1, 2022 – June 30, 2022
Archived
Monitoring, Regular
—
Nitrite
January 1, 2022 – December 31, 2022
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2022 – December 31, 2022
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2021
Unaddressed
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2021 – June 13, 2023
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
April 11, 2021 – August 15, 2023
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) adipate
January 1, 2021 – March 31, 2021
Resolved
Monitoring, Regular
—
Chlordane
January 1, 2021 – March 31, 2021
Resolved
Monitoring, Regular
—
ETHYLENE DIBROMIDE
January 1, 2021 – March 31, 2021
Resolved
Monitoring, Regular
—
1,2-DIBROMO-3-CHLOROPROPANE
January 1, 2021 – March 31, 2021
Resolved
Monitoring, Regular
—
Total Polychlorinated Biphenyls (PCB)
January 1, 2021 – March 31, 2021
Resolved
Monitoring, Regular
—
Pentachlorophenol
January 1, 2021 – March 31, 2021
Resolved
Monitoring, Regular
—
Benzo(a)pyrene
January 1, 2021 – March 31, 2021
Resolved
Monitoring, Regular
—
HEXACHLOROBENZENE
January 1, 2021 – March 31, 2021
Resolved
Monitoring, Regular
—
2,4,5-TP
January 1, 2021 – March 31, 2021
Resolved
Monitoring, Regular
—
2,4-D
January 1, 2021 – March 31, 2021
Resolved
Monitoring, Regular
—
Heptachlor epoxide
January 1, 2021 – March 31, 2021
Resolved
Monitoring, Regular
—
Heptachlor
January 1, 2021 – March 31, 2021
Resolved
Monitoring, Regular
—
2,3,7,8-TCDD
January 1, 2021 – March 31, 2021
Resolved
Monitoring, Regular
—
LASSO
January 1, 2021 – March 31, 2021
Resolved
Monitoring, Regular
—
Carbofuran
January 1, 2021 – March 31, 2021
Resolved
Monitoring, Regular
—
Hexachlorocyclopentadiene
January 1, 2021 – March 31, 2021
Resolved
Monitoring, Regular
—
Dinoseb
January 1, 2021 – March 31, 2021
Resolved
Monitoring, Regular
—
Picloram
January 1, 2021 – March 31, 2021
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) phthalate
January 1, 2021 – March 31, 2021
Resolved
Monitoring, Regular
—
Simazine
January 1, 2021 – March 31, 2021
Resolved
Monitoring, Regular
—
OXAMYL
January 1, 2021 – March 31, 2021
Resolved
Monitoring, Regular
—
Glyphosate
January 1, 2021 – March 31, 2021
Resolved
Monitoring, Regular
—
Endothall
January 1, 2021 – March 31, 2021
Resolved
Monitoring, Regular
—
Diquat
January 1, 2021 – March 31, 2021
Resolved
Monitoring, Regular
—
Dalapon
January 1, 2021 – March 31, 2021
Resolved
Monitoring, Regular
—
Toxaphene
January 1, 2021 – March 31, 2021
Resolved
Monitoring, Regular
—
BHC-GAMMA
January 1, 2021 – March 31, 2021
Resolved
Monitoring, Regular
—
Endrin
January 1, 2021 – March 31, 2021
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
November 11, 2020 – August 15, 2023
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
March 1, 2020 – March 31, 2020
Resolved
Monitoring, Regular
—
Asbestos
January 1, 2020 – December 31, 2022
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
October 1, 2019 – October 31, 2019
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
September 1, 2017 – September 30, 2017
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
October 1, 2016 – December 31, 2016
Resolved
Sample Siting Plan Errors (RTCR)
—
Revised Total Coliform Rule
April 1, 2016 – May 12, 2016
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
February 1, 2016 – February 29, 2016
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
July 1, 2014 – September 30, 2014
Resolved
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2014 – September 30, 2014
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2014 – December 31, 2014
Resolved
Monitoring, Regular
—
Nitrite
January 1, 2014 – December 31, 2014
Resolved
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2013 – September 30, 2013
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
July 1, 2012 – September 30, 2012
Resolved
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2012 – September 30, 2012
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 2010 – December 31, 2010
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2009 – February 7, 2012
Resolved
Monitoring, Source Water (LT2)
—
Long Term 2 Enhanced Surface Water Treatment Rule
July 1, 2008 – December 19, 2008
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
July 1, 2007 – September 30, 2007
Resolved
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2007 – September 30, 2007
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
August 1, 2006 – August 31, 2006
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2006 – September 25, 2006
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2006 – November 1, 2007
Resolved
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2006 – September 30, 2006
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
July 1, 2006 – September 30, 2006
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
February 1, 2006 – February 28, 2006
Resolved
Monitoring, Regular
—
Antimony, Total
January 1, 2006 – December 31, 2006
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
January 1, 2006 – January 31, 2006
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2006 – March 31, 2006
Resolved
Monitoring, Regular
—
Barium
January 1, 2006 – December 31, 2006
Resolved
Monitoring, Regular
—
Cadmium
January 1, 2006 – December 31, 2006
Resolved
Monitoring, Regular
—
Chromium
January 1, 2006 – December 31, 2006
Resolved
Monitoring, Regular
—
CYANIDE
January 1, 2006 – December 31, 2006
Resolved
Monitoring, Regular
—
Fluoride
January 1, 2006 – December 31, 2006
Resolved
Monitoring, Regular
—
Mercury
January 1, 2006 – December 31, 2006
Resolved
Monitoring, Regular
—
Nickel
January 1, 2006 – December 31, 2006
Resolved
Monitoring, Regular
—
Selenium
January 1, 2006 – December 31, 2006
Resolved
Monitoring, Regular
—
Beryllium, Total
January 1, 2006 – December 31, 2006
Resolved
Monitoring, Regular
—
Thallium, Total
January 1, 2006 – December 31, 2006
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
December 1, 2005 – December 31, 2005
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
November 1, 2005 – November 30, 2005
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2005 – December 31, 2005
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
September 1, 2005 – September 30, 2005
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
August 1, 2005 – August 31, 2005
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2005 – August 14, 2006
Resolved
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2005 – September 30, 2005
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
July 1, 2005 – September 30, 2005
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2005 – September 30, 2005
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
July 1, 2005 – July 31, 2005
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
June 1, 2005 – June 30, 2005
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2005 – June 30, 2005
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
April 1, 2005 – April 30, 2005
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
March 1, 2005 – March 31, 2005
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
February 1, 2005 – February 28, 2005
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 2005 – April 21, 2005
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
January 1, 2005 – January 31, 2005
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2005 – March 31, 2005
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2005 – December 31, 2005
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
October 1, 2004 – October 31, 2004
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2004 – January 31, 2005
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
September 1, 2004 – September 30, 2004
Resolved
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
September 1, 2004 – September 30, 2004
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
September 1, 2004 – September 30, 2004
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
August 1, 2004 – August 31, 2004
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2004 – January 5, 2005
Resolved
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2004 – September 30, 2004
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
July 1, 2004 – September 30, 2004
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2004 – September 30, 2004
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
July 1, 2004 – July 31, 2004
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
June 1, 2004 – June 30, 2004
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
May 1, 2004 – May 31, 2004
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2004 – June 30, 2004
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
April 1, 2004 – April 30, 2004
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
March 1, 2004 – March 31, 2004
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
February 1, 2004 – February 29, 2004
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2004 – March 31, 2004
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
January 1, 2004 – January 31, 2004
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
December 1, 2003 – December 31, 2003
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
November 1, 2003 – November 30, 2003
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
October 1, 2003 – October 31, 2003
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2003 – March 3, 2004
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
September 1, 2003 – September 30, 2003
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
September 1, 2003 – September 30, 2003
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
August 1, 2003 – August 31, 2003
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
August 1, 2003 – August 31, 2003
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
July 1, 2003 – July 31, 2003
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
July 1, 2003 – July 31, 2003
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2003 – April 26, 2004
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
June 1, 2003 – June 30, 2003
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
May 1, 2003 – May 31, 2003
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
May 1, 2003 – May 31, 2003
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
April 1, 2003 – April 30, 2003
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
March 1, 2003 – March 31, 2003
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
March 1, 2003 – March 31, 2003
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
February 1, 2003 – February 28, 2003
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
January 1, 2003 – January 31, 2003
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
November 1, 2002 – November 30, 2002
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
September 1, 2002 – September 30, 2002
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
August 1, 2002 – August 31, 2002
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
May 1, 2002 – May 31, 2002
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
March 1, 2002 – March 31, 2002
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2002 – December 31, 2002
Resolved
Monitoring, Regular
—
Styrene
January 1, 2002 – December 31, 2002
Resolved
Monitoring, Regular
—
Ethylbenzene
January 1, 2002 – December 31, 2002
Resolved
Monitoring, Regular
—
Toluene
January 1, 2002 – December 31, 2002
Resolved
Monitoring, Regular
—
Benzene
January 1, 2002 – December 31, 2002
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2002 – December 31, 2002
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2002 – December 31, 2002
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2002 – December 31, 2002
Resolved
Monitoring, Regular
—
Trichloroethylene
January 1, 2002 – December 31, 2002
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2002 – December 31, 2002
Resolved
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2002 – December 31, 2002
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2002 – December 31, 2002
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2002 – December 31, 2002
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2002 – December 31, 2002
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2002 – December 31, 2002
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 2002 – December 31, 2002
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2002 – December 31, 2002
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 2002 – December 31, 2002
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 2002 – December 31, 2002
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2002 – December 31, 2002
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2002 – December 31, 2002
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
May 1, 2001 – May 31, 2001
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
September 1, 2000 – September 30, 2000
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
August 1, 2000 – August 31, 2000
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
July 1, 2000 – July 31, 2000
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
June 1, 2000 – June 30, 2000
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
May 1, 2000 – May 31, 2000
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
March 1, 2000 – March 31, 2000
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
February 1, 2000 – February 29, 2000
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2000 – December 31, 2000
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
December 1, 1999 – December 31, 1999
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
November 1, 1999 – November 30, 1999
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
April 1, 1999 – April 30, 1999
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
March 1, 1999 – March 31, 1999
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 1999 – March 31, 1999
Resolved
Monitoring, Regular
—
Nitrate
January 1, 1993 – December 31, 1993
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 1992 – November 30, 1992
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
September 1, 1992 – September 30, 1992
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 1991 – March 31, 1991
Archived
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 1991 – March 31, 1991
Archived
Monitoring, Regular
—
1,2-DIBROMO-3-CHLOROPROPANE
January 1, 1991 – March 31, 1991
Archived
Monitoring, Regular
—
ETHYLENE DIBROMIDE
January 1, 1991 – March 31, 1991
Archived
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 1991 – March 31, 1991
Archived
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 1991 – March 31, 1991
Archived
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 1991 – March 31, 1991
Archived
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 1991 – March 31, 1991
Archived
Monitoring, Regular
—
Styrene
January 1, 1991 – March 31, 1991
Archived
Monitoring, Regular
—
Ethylbenzene
January 1, 1991 – March 31, 1991
Archived
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 1991 – March 31, 1991
Archived
Monitoring, Regular
—
Tetrachloroethylene
January 1, 1991 – March 31, 1991
Archived
Monitoring, Regular
—
Toluene
January 1, 1991 – March 31, 1991
Archived
Monitoring, Regular
—
BHC-GAMMA
June 24, 1982 – June 23, 1985
Resolved
Monitoring, Regular
—
Methoxychlor
June 24, 1982 – June 23, 1985
Resolved
Monitoring, Regular
—
Toxaphene
June 24, 1982 – June 23, 1985
Resolved
Monitoring, Regular
—
2,4-D
June 24, 1982 – June 23, 1985
Resolved
Monitoring, Regular
—
2,4,5-TP
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Endrin
June 24, 1982 – June 23, 1985
Archived

Resolved addressed and confirmed by the stateUnaddressed no corrective action on record yetArchived closed in EPA's records (typically due to age or a data correction)

Period	Violation	Contaminant / rule	Health-based	Status
December 30, 2025 – January 6, 2026	Lead Consumer Notice	Lead and Copper Rule	—	Resolved
October 1, 2025 – December 31, 2025	Monitoring, Regular	Radium-228	—	Resolved
October 1, 2025 – December 31, 2025	Monitoring, Regular	Radium-226	—	Resolved
October 1, 2025 – December 31, 2025	Monitoring, Regular	Combined Uranium	—	Resolved
October 1, 2025 – December 31, 2025	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Resolved
August 1, 2025 – August 31, 2025	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	Fluoride	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	CYANIDE	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	Chromium	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	Cadmium	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	Barium	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2024 – July 24, 2024	Monitoring, Regular	2,3,7,8-TCDD	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	Thallium, Total	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	Beryllium, Total	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	Antimony, Total	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	Selenium	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	Nickel	—	Resolved
September 1, 2023 – September 30, 2023	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
October 1, 2022 – June 13, 2023	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
October 1, 2022 – June 13, 2023	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2022 – September 30, 2022	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
July 1, 2022 – September 30, 2022	Monitoring and Reporting (DBP)	TTHM	—	Resolved
July 1, 2022	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Unaddressed
June 1, 2022 – June 30, 2022	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Archived
January 1, 2022 – December 31, 2022	Monitoring, Regular	Nitrite	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Regular	Nitrate	—	Resolved
October 1, 2021	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Unaddressed
July 1, 2021 – June 13, 2023	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
April 11, 2021 – August 15, 2023	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
January 1, 2021 – March 31, 2021	Monitoring, Regular	Di(2-ethylhexyl) adipate	—	Resolved
January 1, 2021 – March 31, 2021	Monitoring, Regular	Chlordane	—	Resolved
January 1, 2021 – March 31, 2021	Monitoring, Regular	ETHYLENE DIBROMIDE	—	Resolved
January 1, 2021 – March 31, 2021	Monitoring, Regular	1,2-DIBROMO-3-CHLOROPROPANE	—	Resolved
January 1, 2021 – March 31, 2021	Monitoring, Regular	Total Polychlorinated Biphenyls (PCB)	—	Resolved
January 1, 2021 – March 31, 2021	Monitoring, Regular	Pentachlorophenol	—	Resolved
January 1, 2021 – March 31, 2021	Monitoring, Regular	Benzo(a)pyrene	—	Resolved
January 1, 2021 – March 31, 2021	Monitoring, Regular	HEXACHLOROBENZENE	—	Resolved
January 1, 2021 – March 31, 2021	Monitoring, Regular	2,4,5-TP	—	Resolved
January 1, 2021 – March 31, 2021	Monitoring, Regular	2,4-D	—	Resolved
January 1, 2021 – March 31, 2021	Monitoring, Regular	Heptachlor epoxide	—	Resolved
January 1, 2021 – March 31, 2021	Monitoring, Regular	Heptachlor	—	Resolved
January 1, 2021 – March 31, 2021	Monitoring, Regular	2,3,7,8-TCDD	—	Resolved
January 1, 2021 – March 31, 2021	Monitoring, Regular	LASSO	—	Resolved
January 1, 2021 – March 31, 2021	Monitoring, Regular	Carbofuran	—	Resolved
January 1, 2021 – March 31, 2021	Monitoring, Regular	Hexachlorocyclopentadiene	—	Resolved
January 1, 2021 – March 31, 2021	Monitoring, Regular	Dinoseb	—	Resolved
January 1, 2021 – March 31, 2021	Monitoring, Regular	Picloram	—	Resolved
January 1, 2021 – March 31, 2021	Monitoring, Regular	Di(2-ethylhexyl) phthalate	—	Resolved
January 1, 2021 – March 31, 2021	Monitoring, Regular	Simazine	—	Resolved
January 1, 2021 – March 31, 2021	Monitoring, Regular	OXAMYL	—	Resolved
January 1, 2021 – March 31, 2021	Monitoring, Regular	Glyphosate	—	Resolved
January 1, 2021 – March 31, 2021	Monitoring, Regular	Endothall	—	Resolved
January 1, 2021 – March 31, 2021	Monitoring, Regular	Diquat	—	Resolved
January 1, 2021 – March 31, 2021	Monitoring, Regular	Dalapon	—	Resolved
January 1, 2021 – March 31, 2021	Monitoring, Regular	Toxaphene	—	Resolved
January 1, 2021 – March 31, 2021	Monitoring, Regular	BHC-GAMMA	—	Resolved
January 1, 2021 – March 31, 2021	Monitoring, Regular	Endrin	—	Resolved
November 11, 2020 – August 15, 2023	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
March 1, 2020 – March 31, 2020	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Asbestos	—	Resolved
October 1, 2019 – October 31, 2019	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
September 1, 2017 – September 30, 2017	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
October 1, 2016 – December 31, 2016	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Resolved
April 1, 2016 – May 12, 2016	Sample Siting Plan Errors (RTCR)	Revised Total Coliform Rule	—	Resolved
February 1, 2016 – February 29, 2016	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
July 1, 2014 – September 30, 2014	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
July 1, 2014 – September 30, 2014	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2014 – December 31, 2014	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2014 – December 31, 2014	Monitoring, Regular	Nitrite	—	Resolved
July 1, 2013 – September 30, 2013	Monitoring and Reporting (DBP)	TTHM	—	Resolved
July 1, 2012 – September 30, 2012	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
July 1, 2012 – September 30, 2012	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	Arsenic	—	Resolved
December 1, 2010 – December 31, 2010	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 2009 – February 7, 2012	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2008 – December 19, 2008	Monitoring, Source Water (LT2)	Long Term 2 Enhanced Surface Water Treatment Rule	—	Resolved
July 1, 2007 – September 30, 2007	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
July 1, 2007 – September 30, 2007	Monitoring and Reporting (DBP)	TTHM	—	Resolved
August 1, 2006 – August 31, 2006	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
July 1, 2006 – September 25, 2006	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2006 – November 1, 2007	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2006 – September 30, 2006	Monitoring and Reporting (DBP)	TTHM	—	Resolved
July 1, 2006 – September 30, 2006	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
February 1, 2006 – February 28, 2006	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
January 1, 2006 – December 31, 2006	Monitoring, Regular	Antimony, Total	—	Resolved
January 1, 2006 – January 31, 2006	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
January 1, 2006 – March 31, 2006	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
January 1, 2006 – December 31, 2006	Monitoring, Regular	Barium	—	Resolved
January 1, 2006 – December 31, 2006	Monitoring, Regular	Cadmium	—	Resolved
January 1, 2006 – December 31, 2006	Monitoring, Regular	Chromium	—	Resolved
January 1, 2006 – December 31, 2006	Monitoring, Regular	CYANIDE	—	Resolved
January 1, 2006 – December 31, 2006	Monitoring, Regular	Fluoride	—	Resolved
January 1, 2006 – December 31, 2006	Monitoring, Regular	Mercury	—	Resolved
January 1, 2006 – December 31, 2006	Monitoring, Regular	Nickel	—	Resolved
January 1, 2006 – December 31, 2006	Monitoring, Regular	Selenium	—	Resolved
January 1, 2006 – December 31, 2006	Monitoring, Regular	Beryllium, Total	—	Resolved
January 1, 2006 – December 31, 2006	Monitoring, Regular	Thallium, Total	—	Resolved
December 1, 2005 – December 31, 2005	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
November 1, 2005 – November 30, 2005	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
October 1, 2005 – December 31, 2005	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
September 1, 2005 – September 30, 2005	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
August 1, 2005 – August 31, 2005	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
July 1, 2005 – August 14, 2006	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2005 – September 30, 2005	Monitoring and Reporting (DBP)	TTHM	—	Resolved
July 1, 2005 – September 30, 2005	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
July 1, 2005 – September 30, 2005	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2005 – July 31, 2005	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
June 1, 2005 – June 30, 2005	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
April 1, 2005 – June 30, 2005	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
April 1, 2005 – April 30, 2005	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
March 1, 2005 – March 31, 2005	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
February 1, 2005 – February 28, 2005	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
January 1, 2005 – April 21, 2005	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
January 1, 2005 – January 31, 2005	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
January 1, 2005 – March 31, 2005	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	Nitrate	—	Resolved
October 1, 2004 – October 31, 2004	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
October 1, 2004 – January 31, 2005	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
September 1, 2004 – September 30, 2004	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
September 1, 2004 – September 30, 2004	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Resolved
September 1, 2004 – September 30, 2004	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
August 1, 2004 – August 31, 2004	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
July 1, 2004 – January 5, 2005	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2004 – September 30, 2004	Monitoring and Reporting (DBP)	TTHM	—	Resolved
July 1, 2004 – September 30, 2004	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
July 1, 2004 – September 30, 2004	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2004 – July 31, 2004	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
June 1, 2004 – June 30, 2004	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
May 1, 2004 – May 31, 2004	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
April 1, 2004 – June 30, 2004	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
April 1, 2004 – April 30, 2004	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
March 1, 2004 – March 31, 2004	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
February 1, 2004 – February 29, 2004	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
January 1, 2004 – March 31, 2004	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
January 1, 2004 – January 31, 2004	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
December 1, 2003 – December 31, 2003	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
November 1, 2003 – November 30, 2003	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
October 1, 2003 – October 31, 2003	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
October 1, 2003 – March 3, 2004	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
September 1, 2003 – September 30, 2003	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
September 1, 2003 – September 30, 2003	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
August 1, 2003 – August 31, 2003	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
August 1, 2003 – August 31, 2003	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
July 1, 2003 – July 31, 2003	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
July 1, 2003 – July 31, 2003	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
July 1, 2003 – April 26, 2004	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
June 1, 2003 – June 30, 2003	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
May 1, 2003 – May 31, 2003	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
May 1, 2003 – May 31, 2003	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
April 1, 2003 – April 30, 2003	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
March 1, 2003 – March 31, 2003	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
March 1, 2003 – March 31, 2003	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
February 1, 2003 – February 28, 2003	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
January 1, 2003 – January 31, 2003	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
November 1, 2002 – November 30, 2002	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
September 1, 2002 – September 30, 2002	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
August 1, 2002 – August 31, 2002	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
May 1, 2002 – May 31, 2002	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
March 1, 2002 – March 31, 2002	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
January 1, 2002 – December 31, 2002	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 2002 – December 31, 2002	Monitoring, Regular	Styrene	—	Resolved
January 1, 2002 – December 31, 2002	Monitoring, Regular	Ethylbenzene	—	Resolved
January 1, 2002 – December 31, 2002	Monitoring, Regular	Toluene	—	Resolved
January 1, 2002 – December 31, 2002	Monitoring, Regular	Benzene	—	Resolved
January 1, 2002 – December 31, 2002	Monitoring, Regular	CHLOROBENZENE	—	Resolved
January 1, 2002 – December 31, 2002	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 1, 2002 – December 31, 2002	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
January 1, 2002 – December 31, 2002	Monitoring, Regular	Trichloroethylene	—	Resolved
January 1, 2002 – December 31, 2002	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 2002 – December 31, 2002	Monitoring, Regular	Carbon tetrachloride	—	Resolved
January 1, 2002 – December 31, 2002	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 2002 – December 31, 2002	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
January 1, 2002 – December 31, 2002	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 2002 – December 31, 2002	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
January 1, 2002 – December 31, 2002	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
January 1, 2002 – December 31, 2002	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 2002 – December 31, 2002	Monitoring, Regular	Xylenes, Total	—	Resolved
January 1, 2002 – December 31, 2002	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
January 1, 2002 – December 31, 2002	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
January 1, 2002 – December 31, 2002	Monitoring, Regular	Nitrate	—	Resolved
May 1, 2001 – May 31, 2001	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
September 1, 2000 – September 30, 2000	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
August 1, 2000 – August 31, 2000	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
July 1, 2000 – July 31, 2000	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
June 1, 2000 – June 30, 2000	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
May 1, 2000 – May 31, 2000	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
March 1, 2000 – March 31, 2000	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
February 1, 2000 – February 29, 2000	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
January 1, 2000 – December 31, 2000	Monitoring, Regular	Nitrate	—	Resolved
December 1, 1999 – December 31, 1999	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
November 1, 1999 – November 30, 1999	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
April 1, 1999 – April 30, 1999	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
March 1, 1999 – March 31, 1999	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
March 1, 1999 – March 31, 1999	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 1993 – December 31, 1993	Monitoring, Regular	Nitrate	—	Resolved
November 1, 1992 – November 30, 1992	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
September 1, 1992 – September 30, 1992	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 1991 – March 31, 1991	Monitoring, Regular	CHLOROBENZENE	—	Archived
January 1, 1991 – March 31, 1991	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Archived
January 1, 1991 – March 31, 1991	Monitoring, Regular	1,2-DIBROMO-3-CHLOROPROPANE	—	Archived
January 1, 1991 – March 31, 1991	Monitoring, Regular	ETHYLENE DIBROMIDE	—	Archived
January 1, 1991 – March 31, 1991	Monitoring, Regular	DICHLOROMETHANE	—	Archived
January 1, 1991 – March 31, 1991	Monitoring, Regular	o-Dichlorobenzene	—	Archived
January 1, 1991 – March 31, 1991	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Archived
January 1, 1991 – March 31, 1991	Monitoring, Regular	1,2-Dichloropropane	—	Archived
January 1, 1991 – March 31, 1991	Monitoring, Regular	Styrene	—	Archived
January 1, 1991 – March 31, 1991	Monitoring, Regular	Ethylbenzene	—	Archived
January 1, 1991 – March 31, 1991	Monitoring, Regular	1,1,2-Trichloroethane	—	Archived
January 1, 1991 – March 31, 1991	Monitoring, Regular	Tetrachloroethylene	—	Archived
January 1, 1991 – March 31, 1991	Monitoring, Regular	Toluene	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	BHC-GAMMA	—	Resolved
June 24, 1982 – June 23, 1985	Monitoring, Regular	Methoxychlor	—	Resolved
June 24, 1982 – June 23, 1985	Monitoring, Regular	Toxaphene	—	Resolved
June 24, 1982 – June 23, 1985	Monitoring, Regular	2,4-D	—	Resolved
June 24, 1982 – June 23, 1985	Monitoring, Regular	2,4,5-TP	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Endrin	—	Archived

Resolved addressed and confirmed by the stateUnaddressed no corrective action on record yetArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

February 2, 2026State Compliance achieved4 linked violations
February 2, 2026State Violation/Reminder Notice4 linked violations
January 6, 2026State Compliance achieved1 linked violation
January 6, 2026State Compliance achieved13 linked violations
January 6, 2026State Public Notification received13 linked violations
October 9, 2025State Public Notification requested1 linked violation
October 9, 2025State Formal Notice of Violation issued1 linked violation
February 12, 2025State Formal Notice of Violation issued12 linked violations
February 12, 2025State Public Notification requested12 linked violations
July 24, 2024State Compliance achieved1 linked violation
July 24, 2024State Violation/Reminder Notice1 linked violation
October 23, 2023State Compliance achieved1 linked violation
August 15, 2023State Public Notification received1 linked violation
August 15, 2023State Public Notification received2 linked violations
August 15, 2023State Compliance achieved2 linked violations
August 15, 2023State Compliance achieved2 linked violations
June 13, 2023State Compliance achieved3 linked violations
June 13, 2023State Public Notification received3 linked violations
June 13, 2023State Violation/Reminder Notice3 linked violations
June 13, 2023State Compliance achieved1 linked violation
June 13, 2023State Formal Notice of Violation issued1 linked violation
June 13, 2023State Public Notification received3 linked violations
June 13, 2023State Compliance achieved4 linked violations
June 13, 2023State Violation/Reminder Notice4 linked violations
January 27, 2023State Formal Notice of Violation issued2 linked violations
January 27, 2023State Public Notification requested2 linked violations
January 26, 2023State Violation/Reminder Notice1 linked violation
November 23, 2022State Formal Notice of Violation issued1 linked violation
October 26, 2022State Formal Notice of Violation issued2 linked violations
October 26, 2022State Public Notification requested2 linked violations
October 25, 2022State Public Notification requested1 linked violation
October 25, 2022State Formal Notice of Violation issued1 linked violation
August 24, 2022State Formal Notice of Violation issued1 linked violation
August 1, 2022State Public Notification requested1 linked violation
August 1, 2022State Formal Notice of Violation issued1 linked violation
December 14, 2021State Violation/Reminder Notice1 linked violation
September 27, 2021State Compliance achieved30 linked violations
June 15, 2021State Violation/Reminder Notice1 linked violation
June 15, 2021State Violation/Reminder Notice1 linked violation
May 13, 2021State Public Notification requested30 linked violations
May 13, 2021State Violation/Reminder Notice30 linked violations
January 13, 2021State Public Notification requested1 linked violation
January 13, 2021State Formal Notice of Violation issued1 linked violation
May 7, 2020State Formal Notice of Violation issued1 linked violation
May 7, 2020State Public Notification requested1 linked violation
December 12, 2019State Violation/Reminder Notice1 linked violation
September 14, 2018State Compliance achieved1 linked violation
September 7, 2018State Violation/Reminder Notice1 linked violation
March 21, 2018State Compliance achieved1 linked violation
November 9, 2017State Violation/Reminder Notice1 linked violation
February 9, 2017State Compliance achieved1 linked violation
February 9, 2017State Violation/Reminder Notice1 linked violation
May 12, 2016State Formal Notice of Violation issued1 linked violation
May 12, 2016State Compliance achieved1 linked violation
March 24, 2016State Compliance achieved1 linked violation
March 24, 2016State Public Notification received1 linked violation
January 19, 2016State Compliance achieved2 linked violations
April 17, 2015State Compliance achieved2 linked violations
February 2, 2015State Formal Notice of Violation issued2 linked violations
November 13, 2014State Formal Notice of Violation issued2 linked violations
November 13, 2014State Formal Notice of Violation issued2 linked violations
February 25, 2014State Compliance achieved1 linked violation
February 25, 2014State Compliance achieved2 linked violations
November 7, 2013State Formal Notice of Violation issued1 linked violation
March 7, 2013State Compliance Meeting conducted1 linked violation
March 7, 2013State Compliance achieved1 linked violation
March 7, 2013State Public Notification received1 linked violation
February 14, 2013State Compliance achieved1 linked violation
November 6, 2012State Formal Notice of Violation issued2 linked violations
February 7, 2012State Compliance achieved1 linked violation
February 7, 2012State Public Notification received1 linked violation
April 1, 2011State Compliance achieved1 linked violation
April 1, 2011State Compliance achieved1 linked violation
March 10, 2011State Violation/Reminder Notice1 linked violation
March 10, 2011State Violation/Reminder Notice1 linked violation
February 3, 2011State Compliance achieved1 linked violation
February 3, 2011State Violation/Reminder Notice1 linked violation
September 17, 2009State Formal Notice of Violation issued1 linked violation
December 19, 2008Federal Compliance achieved1 linked violation
August 18, 2008Federal issued Formal Notice of Violation1 linked violation
November 1, 2007State Compliance achieved1 linked violation
October 29, 2007State Compliance achieved2 linked violations
October 29, 2007State Violation/Reminder Notice2 linked violations
October 26, 2007State Formal Notice of Violation issued2 linked violations
September 5, 2007State Compliance achieved1 linked violation
May 22, 2007State Bilateral Compliance Agreement signed1 linked violation
May 22, 2007State Compliance achieved1 linked violation
May 3, 2007State Compliance achieved12 linked violations
May 3, 2007State Violation/Reminder Notice2 linked violations
May 3, 2007State Bilateral Compliance Agreement signed10 linked violations
January 30, 2007State Formal Notice of Violation issued11 linked violations
September 26, 2006State Compliance achieved1 linked violation
September 26, 2006State Violation/Reminder Notice1 linked violation
September 25, 2006State Violation/Reminder Notice1 linked violation
September 25, 2006State Compliance achieved1 linked violation
August 14, 2006State Compliance achieved1 linked violation
August 14, 2006State Formal Notice of Violation issued1 linked violation
April 3, 2006State Compliance achieved2 linked violations
April 3, 2006State Violation/Reminder Notice2 linked violations
February 27, 2006State Violation/Reminder Notice1 linked violation
February 27, 2006State Consent Decree/Judgement1 linked violation
February 27, 2006State Compliance achieved1 linked violation
February 21, 2006State Compliance achieved4 linked violations
February 21, 2006State Violation/Reminder Notice4 linked violations
February 21, 2006State Consent Decree/Judgement4 linked violations
January 30, 2006State Formal Notice of Violation issued3 linked violations
January 4, 2006State Formal Notice of Violation issued1 linked violation
December 15, 2005State Consent Decree/Judgement2 linked violations
December 15, 2005State Violation/Reminder Notice2 linked violations
December 15, 2005State Compliance achieved2 linked violations
November 3, 2005State Consent Decree/Judgement1 linked violation
November 3, 2005State Compliance achieved2 linked violations
November 3, 2005State Violation/Reminder Notice1 linked violation
November 3, 2005State Formal Notice of Violation issued2 linked violations
October 17, 2005State Compliance achieved1 linked violation
October 17, 2005State Violation/Reminder Notice1 linked violation
October 17, 2005State Consent Decree/Judgement1 linked violation
October 3, 2005State Formal Notice of Violation issued1 linked violation
September 29, 2005State Formal Notice of Violation issued1 linked violation
September 29, 2005State Formal Notice of Violation issued1 linked violation
September 29, 2005State Formal Notice of Violation issued1 linked violation
September 26, 2005State Compliance achieved3 linked violations
September 26, 2005State Consent Decree/Judgement3 linked violations
September 26, 2005State Violation/Reminder Notice3 linked violations
August 15, 2005State Formal Notice of Violation issued2 linked violations
June 16, 2005State Compliance achieved2 linked violations
June 16, 2005State Consent Decree/Judgement2 linked violations
June 16, 2005State Violation/Reminder Notice2 linked violations
May 16, 2005State Formal Notice of Violation issued1 linked violation
April 21, 2005State Compliance achieved3 linked violations
April 21, 2005State Violation/Reminder Notice2 linked violations
April 21, 2005State Consent Decree/Judgement2 linked violations
April 1, 2005State Consent Decree/Judgement1 linked violation
April 1, 2005State Violation/Reminder Notice1 linked violation
April 1, 2005State Compliance achieved1 linked violation
March 16, 2005State Formal Notice of Violation issued1 linked violation
March 7, 2005State Formal Notice of Violation issued1 linked violation
March 1, 2005State Compliance achieved1 linked violation
February 28, 2005State Compliance achieved1 linked violation
February 28, 2005State Violation/Reminder Notice1 linked violation
February 28, 2005State Consent Decree/Judgement1 linked violation
January 31, 2005State Formal Notice of Violation issued1 linked violation
January 31, 2005State Compliance achieved1 linked violation
January 31, 2005State Consent Decree/Judgement1 linked violation
January 24, 2005State Compliance achieved2 linked violations
January 24, 2005State Violation/Reminder Notice2 linked violations
January 24, 2005State Consent Decree/Judgement2 linked violations
January 5, 2005State Compliance achieved1 linked violation
January 5, 2005State Consent Decree/Judgement1 linked violation
December 20, 2004State Violation/Reminder Notice2 linked violations
December 20, 2004State Compliance achieved2 linked violations
December 20, 2004State Consent Decree/Judgement2 linked violations
December 6, 2004State Consent Decree/Judgement1 linked violation
December 6, 2004State Violation/Reminder Notice1 linked violation
December 6, 2004State Compliance achieved1 linked violation
November 15, 2004State Formal Notice of Violation issued1 linked violation
November 15, 2004State Formal Notice of Violation issued1 linked violation
November 12, 2004State Consent Decree/Judgement2 linked violations
November 12, 2004State Compliance achieved2 linked violations
November 12, 2004State Violation/Reminder Notice2 linked violations
October 26, 2004State Formal Notice of Violation issued1 linked violation
October 26, 2004State Formal Notice of Violation issued1 linked violation
October 13, 2004State Violation/Reminder Notice1 linked violation
October 13, 2004State Compliance achieved1 linked violation
October 13, 2004State Consent Decree/Judgement1 linked violation
September 21, 2004State Compliance achieved1 linked violation
September 21, 2004State Consent Decree/Judgement1 linked violation
September 21, 2004State Violation/Reminder Notice1 linked violation
August 23, 2004State Compliance achieved2 linked violations
August 23, 2004State Consent Decree/Judgement2 linked violations
August 23, 2004State Formal Notice of Violation issued2 linked violations
July 21, 2004State Show-Cause hearing1 linked violation
July 21, 2004State Compliance achieved1 linked violation
July 21, 2004State Consent Decree/Judgement1 linked violation
June 21, 2004State Compliance achieved5 linked violations
June 21, 2004State Compliance Meeting conducted5 linked violations
June 21, 2004State Violation/Reminder Notice5 linked violations
June 21, 2004State Consent Decree/Judgement5 linked violations
April 26, 2004State Consent Decree/Judgement3 linked violations
April 26, 2004State Violation/Reminder Notice3 linked violations
April 26, 2004State Compliance achieved4 linked violations
April 2, 2004State Consent Decree/Judgement1 linked violation
April 2, 2004State Violation/Reminder Notice1 linked violation
April 2, 2004State Compliance achieved1 linked violation
March 29, 2004State Compliance achieved1 linked violation
March 29, 2004State Violation/Reminder Notice1 linked violation
March 29, 2004State Consent Decree/Judgement1 linked violation
March 3, 2004State Formal Notice of Violation issued2 linked violations
March 3, 2004State Compliance achieved1 linked violation
January 26, 2004State Formal Notice of Violation issued2 linked violations
January 8, 2004State Compliance achieved7 linked violations
January 8, 2004State Consent Decree/Judgement7 linked violations
January 8, 2004State Violation/Reminder Notice7 linked violations
November 13, 2003State Formal Notice of Violation issued1 linked violation
November 13, 2003State Formal Notice of Violation issued1 linked violation
October 16, 2003State Formal Notice of Violation issued1 linked violation
October 16, 2003State Formal Notice of Violation issued1 linked violation
September 22, 2003State Formal Notice of Violation issued1 linked violation
September 22, 2003State Formal Notice of Violation issued1 linked violation
August 22, 2003State Compliance achieved1 linked violation
August 22, 2003State Consent Decree/Judgement1 linked violation
August 22, 2003State Violation/Reminder Notice1 linked violation
July 28, 2003State Compliance achieved4 linked violations
July 28, 2003State Consent Decree/Judgement4 linked violations
July 28, 2003State Violation/Reminder Notice4 linked violations
July 7, 2003State Formal Notice of Violation issued4 linked violations
April 10, 2003State Public Notification received21 linked violations
April 10, 2003State Compliance achieved21 linked violations
February 27, 2003State Formal Notice of Violation issued21 linked violations
February 18, 2003State Compliance achieved2 linked violations
February 18, 2003State Consent Decree/Judgement2 linked violations
February 18, 2003State Violation/Reminder Notice2 linked violations
November 12, 2002State Violation/Reminder Notice2 linked violations
November 12, 2002State Compliance achieved2 linked violations
December 6, 2000State Compliance achieved8 linked violations
September 9, 1991State Compliance Meeting conducted13 linked violations
April 29, 1991State Public Notification requested13 linked violations
September 18, 1987State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
October 4, 1985State Compliance achieved4 linked violations
October 4, 1985State Formal Notice of Violation issued2 linked violations
December 19, 1980State Public Notification receivedgeneral compliance action — not tied to a specific violation on record

Contact

DEFIANCE WATER ASSN

814-928-4805

DEFIANCE, PA 16633