SAINT MARYS, PA · Elk County

ST MARYS AREA WATER AUTH 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 Pennsylvania’s official records. Always confirm current status with Pennsylvania before making decisions based on this information.

System facts

System ID (PWSID): PA6240016
System type: Community Water System
Population served: 19,588
Service connections: 7,412
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
July 1, 2025 – September 30, 2025
Resolved
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2025 – September 30, 2025
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
April 1, 2025 – June 30, 2025
Archived
Monitoring and Reporting (DBP)
—
TTHM
April 1, 2025 – June 30, 2025
Archived
Public Notification Violation for NPDWR Violation
—
Public Notice
January 11, 2025 – March 10, 2025
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
July 1, 2023 – September 30, 2023
Resolved
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2023 – September 30, 2023
Resolved
Monitoring, Regular
—
Endothall
January 1, 2023 – December 31, 2023
Resolved
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
December 1, 2022 – February 28, 2023
Resolved
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
August 1, 2021 – October 31, 2021
Resolved
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
March 1, 2021 – May 13, 2021
Resolved
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
September 1, 2020 – November 4, 2020
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
April 11, 2020 – June 12, 2020
Resolved
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
April 1, 2020 – June 30, 2020
Resolved
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
January 1, 2020 – March 31, 2020
Resolved
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
January 1, 2019 – March 31, 2019
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
May 1, 2018 – May 31, 2018
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2018 – June 30, 2018
Resolved
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
April 1, 2018 – June 30, 2018
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
January 1, 2016 – March 31, 2016
Resolved
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2015 – September 30, 2015
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
July 1, 2015 – September 30, 2015
Resolved
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
January 1, 2010 – March 31, 2010
Resolved
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2007 – September 30, 2007
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2006 – September 27, 2006
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
October 1, 2004 – October 31, 2004
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 2004 – August 31, 2004
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
August 1, 2004 – August 31, 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 – October 25, 2004
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2004 – September 30, 2004
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
June 1, 2004 – June 30, 2004
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
June 1, 2004 – June 30, 2004
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
June 1, 2004 – June 30, 2004
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
May 1, 2004 – May 31, 2004
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
May 1, 2004 – May 31, 2004
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced 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, Routine Major (TCR)
—
Coliform (TCR)
March 1, 2004 – March 31, 2004
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
March 1, 2004 – March 31, 2004
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
March 1, 2004 – March 31, 2004
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2004 – December 31, 2004
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2004 – March 31, 2004
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 2004 – December 31, 2004
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2004 – December 31, 2004
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2004 – December 31, 2004
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 2004 – December 31, 2004
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2004 – December 31, 2004
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2004 – December 31, 2004
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2004 – December 31, 2004
Resolved
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2004 – December 31, 2004
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2004 – December 31, 2004
Resolved
Monitoring, Regular
—
Trichloroethylene
January 1, 2004 – December 31, 2004
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2004 – December 31, 2004
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2004 – December 31, 2004
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2004 – December 31, 2004
Resolved
Monitoring, Regular
—
Benzene
January 1, 2004 – December 31, 2004
Resolved
Monitoring, Regular
—
Toluene
January 1, 2004 – December 31, 2004
Resolved
Monitoring, Regular
—
Ethylbenzene
January 1, 2004 – December 31, 2004
Resolved
Monitoring, Regular
—
Styrene
January 1, 2004 – December 31, 2004
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2004 – December 31, 2004
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 2004 – December 31, 2004
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
September 1, 2003 – September 30, 2003
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
September 1, 2003 – September 30, 2003
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
August 1, 2003 – August 31, 2003
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
July 1, 2003 – July 31, 2003
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2003 – October 24, 2003
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
June 1, 2003 – June 30, 2003
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
June 1, 2003 – June 30, 2003
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
May 1, 2003 – May 31, 2003
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
April 1, 2003 – April 30, 2003
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
March 1, 2003 – March 31, 2003
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
February 1, 2003 – February 28, 2003
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
January 1, 2003 – January 31, 2003
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
December 1, 2002 – December 31, 2002
Resolved
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
July 1, 2002 – September 30, 2002
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2002 – September 30, 2002
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
June 1, 2002 – June 30, 2002
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
May 1, 2002 – May 31, 2002
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
April 1, 2002 – April 30, 2002
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2002 – June 30, 2002
Resolved
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
April 1, 2002 – June 30, 2002
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
March 1, 2002 – March 31, 2002
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
February 1, 2002 – February 28, 2002
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
February 1, 2002 – February 28, 2002
Archived
Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2002 – March 31, 2002
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
January 1, 2002 – January 31, 2002
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2002 – January 31, 2002
Archived
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
January 1, 2002 – March 31, 2002
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
March 1, 2001 – March 31, 2001
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
March 1, 2001 – March 31, 2001
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
February 1, 2001 – February 28, 2001
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
February 1, 2001 – February 28, 2001
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 1997 – January 18, 1998
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
July 1, 1996 – July 31, 1996
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 1996 – July 31, 1996
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
June 1, 1996 – June 30, 1996
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
May 1, 1996 – May 31, 1996
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Mercury
April 1, 1996 – June 30, 1996
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Selenium
April 1, 1996 – June 30, 1996
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Antimony, Total
April 1, 1996 – June 30, 1996
Resolved
Monitoring, Regular
—
Mercury
April 1, 1996 – June 30, 1996
Resolved
Monitoring, Regular
—
Selenium
April 1, 1996 – June 30, 1996
Resolved
Monitoring, Regular
—
Antimony, Total
April 1, 1996 – June 30, 1996
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Mercury
January 1, 1996 – February 7, 1996
Resolved
Monitoring, Check/Repeat/Confirmation
—
Antimony, Total
January 1, 1996 – February 7, 1996
Resolved
Monitoring, Check/Repeat/Confirmation
—
Selenium
January 1, 1996 – February 7, 1996
Resolved
Monitoring, Check/Repeat/Confirmation
—
Mercury
January 1, 1996 – February 7, 1996
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Antimony, Total
January 1, 1996 – February 7, 1996
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Selenium
January 1, 1996 – February 7, 1996
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
September 1, 1995 – September 30, 1995
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 1995 – August 31, 1995
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 1995 – July 31, 1995
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
June 1, 1995 – June 30, 1995
Resolved
Monitoring, Regular
—
Thallium, Total
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
Nickel
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
Selenium
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
Antimony, Total
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
Beryllium, Total
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
Barium
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
Cadmium
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
Chromium
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
CYANIDE
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
Fluoride
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
Mercury
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
Nitrate
October 1, 1993 – December 31, 1993
Archived
Monitoring, Regular
—
Nitrate
April 1, 1993 – June 30, 1993
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
April 1, 1991 – April 30, 1991
Archived
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
December 1, 1990 – December 31, 1990
Archived
Monitoring, Regular
—
o-Dichlorobenzene
July 1, 1988 – September 30, 1988
Archived
Monitoring, Regular
—
Selenium
June 26, 1985 – June 25, 1986
Archived
Monitoring, Regular
—
Mercury
June 26, 1985 – June 25, 1986
Archived
Monitoring, Regular
—
Mercury
June 25, 1984 – June 24, 1985
Archived
Monitoring, Regular
—
Nitrate
June 25, 1984 – June 24, 1985
Archived
Monitoring, Regular
—
Arsenic
June 25, 1984 – June 24, 1985
Archived
Monitoring, Regular
—
Chromium
June 25, 1984 – June 24, 1985
Archived
Monitoring, Regular
—
Fluoride
June 25, 1984 – June 24, 1985
Archived
Monitoring, Regular
—
Cadmium
June 25, 1984 – June 24, 1985
Archived
Monitoring, Regular
—
Barium
June 25, 1984 – June 24, 1985
Archived
Monitoring, Regular
—
Selenium
June 25, 1984 – June 24, 1985
Archived
Monitoring, Regular
—
BHC-GAMMA
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Methoxychlor
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Endrin
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Toxaphene
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
2,4-D
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
2,4,5-TP
June 24, 1982 – June 23, 1985
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
July 1, 2025 – September 30, 2025	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
July 1, 2025 – September 30, 2025	Monitoring and Reporting (DBP)	TTHM	—	Resolved
April 1, 2025 – June 30, 2025	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Archived
April 1, 2025 – June 30, 2025	Monitoring and Reporting (DBP)	TTHM	—	Archived
January 11, 2025 – March 10, 2025	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
July 1, 2023 – September 30, 2023	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
July 1, 2023 – September 30, 2023	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2023 – December 31, 2023	Monitoring, Regular	Endothall	—	Resolved
December 1, 2022 – February 28, 2023	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Resolved
August 1, 2021 – October 31, 2021	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Resolved
March 1, 2021 – May 13, 2021	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Resolved
September 1, 2020 – November 4, 2020	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Resolved
April 11, 2020 – June 12, 2020	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
April 1, 2020 – June 30, 2020	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Resolved
January 1, 2020 – March 31, 2020	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Resolved
January 1, 2019 – March 31, 2019	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Resolved
May 1, 2018 – May 31, 2018	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
April 1, 2018 – June 30, 2018	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
April 1, 2018 – June 30, 2018	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Resolved
January 1, 2016 – March 31, 2016	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
July 1, 2015 – September 30, 2015	Monitoring and Reporting (DBP)	TTHM	—	Resolved
July 1, 2015 – September 30, 2015	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2010 – March 31, 2010	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Resolved
July 1, 2007 – September 30, 2007	Monitoring and Reporting (DBP)	TTHM	—	Resolved
July 1, 2006 – September 27, 2006	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
October 1, 2004 – October 31, 2004	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
August 1, 2004 – August 31, 2004	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
August 1, 2004 – August 31, 2004	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
August 1, 2004 – August 31, 2004	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
July 1, 2004 – October 25, 2004	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2004 – September 30, 2004	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
June 1, 2004 – June 30, 2004	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
June 1, 2004 – June 30, 2004	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
June 1, 2004 – June 30, 2004	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
May 1, 2004 – May 31, 2004	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
May 1, 2004 – May 31, 2004	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
May 1, 2004 – May 31, 2004	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced 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, Routine Major (TCR)	Coliform (TCR)	—	Resolved
March 1, 2004 – March 31, 2004	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
March 1, 2004 – March 31, 2004	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
January 1, 2004 – December 31, 2004	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 2004 – March 31, 2004	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
January 1, 2004 – December 31, 2004	Monitoring, Regular	Xylenes, Total	—	Resolved
January 1, 2004 – December 31, 2004	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 2004 – December 31, 2004	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 2004 – December 31, 2004	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
January 1, 2004 – December 31, 2004	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
January 1, 2004 – December 31, 2004	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 2004 – December 31, 2004	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
January 1, 2004 – December 31, 2004	Monitoring, Regular	Carbon tetrachloride	—	Resolved
January 1, 2004 – December 31, 2004	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 2004 – December 31, 2004	Monitoring, Regular	Trichloroethylene	—	Resolved
January 1, 2004 – December 31, 2004	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
January 1, 2004 – December 31, 2004	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 1, 2004 – December 31, 2004	Monitoring, Regular	CHLOROBENZENE	—	Resolved
January 1, 2004 – December 31, 2004	Monitoring, Regular	Benzene	—	Resolved
January 1, 2004 – December 31, 2004	Monitoring, Regular	Toluene	—	Resolved
January 1, 2004 – December 31, 2004	Monitoring, Regular	Ethylbenzene	—	Resolved
January 1, 2004 – December 31, 2004	Monitoring, Regular	Styrene	—	Resolved
January 1, 2004 – December 31, 2004	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
January 1, 2004 – December 31, 2004	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
September 1, 2003 – September 30, 2003	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
September 1, 2003 – September 30, 2003	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
August 1, 2003 – August 31, 2003	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
July 1, 2003 – July 31, 2003	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
July 1, 2003 – October 24, 2003	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
June 1, 2003 – June 30, 2003	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
June 1, 2003 – June 30, 2003	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
May 1, 2003 – May 31, 2003	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
April 1, 2003 – April 30, 2003	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
March 1, 2003 – March 31, 2003	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
February 1, 2003 – February 28, 2003	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
January 1, 2003 – January 31, 2003	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
December 1, 2002 – December 31, 2002	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
July 1, 2002 – September 30, 2002	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Resolved
July 1, 2002 – September 30, 2002	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
June 1, 2002 – June 30, 2002	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
May 1, 2002 – May 31, 2002	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
April 1, 2002 – April 30, 2002	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
April 1, 2002 – June 30, 2002	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
April 1, 2002 – June 30, 2002	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Resolved
March 1, 2002 – March 31, 2002	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
February 1, 2002 – February 28, 2002	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
February 1, 2002 – February 28, 2002	Monitoring and Reporting (DBP)	Chlorine	—	Archived
January 1, 2002 – March 31, 2002	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
January 1, 2002 – January 31, 2002	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
January 1, 2002 – January 31, 2002	Monitoring and Reporting (DBP)	Chlorine	—	Archived
January 1, 2002 – March 31, 2002	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Resolved
March 1, 2001 – March 31, 2001	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
March 1, 2001 – March 31, 2001	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
February 1, 2001 – February 28, 2001	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
February 1, 2001 – February 28, 2001	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
January 1, 1997 – January 18, 1998	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
July 1, 1996 – July 31, 1996	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
July 1, 1996 – July 31, 1996	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
June 1, 1996 – June 30, 1996	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
May 1, 1996 – May 31, 1996	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
April 1, 1996 – June 30, 1996	Maximum Contaminant Level Violation, Average	Mercury	Health-based	Resolved
April 1, 1996 – June 30, 1996	Maximum Contaminant Level Violation, Average	Selenium	Health-based	Resolved
April 1, 1996 – June 30, 1996	Maximum Contaminant Level Violation, Average	Antimony, Total	Health-based	Resolved
April 1, 1996 – June 30, 1996	Monitoring, Regular	Mercury	—	Resolved
April 1, 1996 – June 30, 1996	Monitoring, Regular	Selenium	—	Resolved
April 1, 1996 – June 30, 1996	Monitoring, Regular	Antimony, Total	—	Resolved
January 1, 1996 – February 7, 1996	Maximum Contaminant Level Violation, Single Sample	Mercury	Health-based	Resolved
January 1, 1996 – February 7, 1996	Monitoring, Check/Repeat/Confirmation	Antimony, Total	—	Resolved
January 1, 1996 – February 7, 1996	Monitoring, Check/Repeat/Confirmation	Selenium	—	Resolved
January 1, 1996 – February 7, 1996	Monitoring, Check/Repeat/Confirmation	Mercury	—	Resolved
January 1, 1996 – February 7, 1996	Maximum Contaminant Level Violation, Single Sample	Antimony, Total	Health-based	Resolved
January 1, 1996 – February 7, 1996	Maximum Contaminant Level Violation, Single Sample	Selenium	Health-based	Resolved
September 1, 1995 – September 30, 1995	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
August 1, 1995 – August 31, 1995	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 1995 – July 31, 1995	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
June 1, 1995 – June 30, 1995	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	Thallium, Total	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	Nickel	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	Selenium	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	Antimony, Total	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	Beryllium, Total	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	Barium	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	Cadmium	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	Chromium	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	CYANIDE	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	Fluoride	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	Mercury	—	Resolved
October 1, 1993 – December 31, 1993	Monitoring, Regular	Nitrate	—	Archived
April 1, 1993 – June 30, 1993	Monitoring, Regular	Nitrate	—	Resolved
April 1, 1991 – April 30, 1991	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
December 1, 1990 – December 31, 1990	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
July 1, 1988 – September 30, 1988	Monitoring, Regular	o-Dichlorobenzene	—	Archived
June 26, 1985 – June 25, 1986	Monitoring, Regular	Selenium	—	Archived
June 26, 1985 – June 25, 1986	Monitoring, Regular	Mercury	—	Archived
June 25, 1984 – June 24, 1985	Monitoring, Regular	Mercury	—	Archived
June 25, 1984 – June 24, 1985	Monitoring, Regular	Nitrate	—	Archived
June 25, 1984 – June 24, 1985	Monitoring, Regular	Arsenic	—	Archived
June 25, 1984 – June 24, 1985	Monitoring, Regular	Chromium	—	Archived
June 25, 1984 – June 24, 1985	Monitoring, Regular	Fluoride	—	Archived
June 25, 1984 – June 24, 1985	Monitoring, Regular	Cadmium	—	Archived
June 25, 1984 – June 24, 1985	Monitoring, Regular	Barium	—	Archived
June 25, 1984 – June 24, 1985	Monitoring, Regular	Selenium	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	BHC-GAMMA	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Methoxychlor	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Endrin	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Toxaphene	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	2,4-D	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	2,4,5-TP	—	Archived

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

Enforcement actions

January 29, 2026State Compliance achieved2 linked violations
November 12, 2025State Formal Notice of Violation issued2 linked violations
November 12, 2025State Public Notification requested2 linked violations
August 7, 2025State Public Notification requested2 linked violations
August 7, 2025State Formal Notice of Violation issued2 linked violations
March 10, 2025State Public Notification received1 linked violation
March 10, 2025State Compliance achieved1 linked violation
March 10, 2025State Violation/Reminder Notice1 linked violation
August 21, 2024State Compliance achieved1 linked violation
October 25, 2023State Compliance achieved2 linked violations
October 20, 2023State Violation/Reminder Notice3 linked violations
September 6, 2023State Compliance achieved1 linked violation
February 14, 2023State Public Notification requested1 linked violation
February 14, 2023State Formal Notice of Violation issued1 linked violation
October 4, 2022State Public Notification requested1 linked violation
October 4, 2022State Compliance achieved1 linked violation
October 4, 2022State Public Notification received1 linked violation
June 24, 2022State Public Notification received1 linked violation
November 15, 2021State Violation/Reminder Notice1 linked violation
November 15, 2021State Violation/Reminder Notice1 linked violation
May 28, 2021State Public Notification received1 linked violation
May 13, 2021State Public Notification requested1 linked violation
May 13, 2021State Compliance achieved1 linked violation
May 13, 2021State Compliance achieved1 linked violation
May 13, 2021State Public Notification requested1 linked violation
May 13, 2021State Violation/Reminder Notice1 linked violation
May 13, 2021State Violation/Reminder Notice1 linked violation
November 4, 2020State Violation/Reminder Notice1 linked violation
November 4, 2020State Compliance achieved1 linked violation
August 11, 2020State Compliance achieved1 linked violation
August 11, 2020State Violation/Reminder Notice1 linked violation
July 10, 2020State Public Notification received1 linked violation
June 12, 2020State Compliance achieved1 linked violation
June 12, 2020State Violation/Reminder Notice1 linked violation
May 15, 2020State Violation/Reminder Notice1 linked violation
May 15, 2020State Compliance achieved1 linked violation
May 15, 2020State Compliance achieved1 linked violation
May 15, 2020State Public Notification requested1 linked violation
May 15, 2020State Public Notification requested1 linked violation
May 15, 2020State Violation/Reminder Notice1 linked violation
January 8, 2020State Compliance achieved2 linked violations
January 8, 2020State Violation/Reminder Notice2 linked violations
May 21, 2019State Violation/Reminder Notice1 linked violation
May 21, 2019State Public Notification requested1 linked violation
May 21, 2019State Compliance achieved1 linked violation
August 9, 2018State Compliance achieved1 linked violation
August 9, 2018State Violation/Reminder Notice1 linked violation
August 3, 2018State Compliance achieved2 linked violations
August 3, 2018State Violation/Reminder Notice2 linked violations
June 16, 2016State Compliance achieved1 linked violation
April 27, 2016State Public Notification requested1 linked violation
April 27, 2016State Compliance achieved1 linked violation
April 27, 2016State Compliance achieved1 linked violation
April 27, 2016State Public Notification received1 linked violation
April 27, 2016State Formal Notice of Violation issued1 linked violation
October 29, 2015State Public Notification received2 linked violations
October 29, 2015State Public Notification requested2 linked violations
October 29, 2015State Violation/Reminder Notice2 linked violations
April 30, 2010State Violation/Reminder Notice1 linked violation
April 30, 2010State Compliance achieved1 linked violation
November 26, 2007State Compliance achieved1 linked violation
November 26, 2007State Violation/Reminder Notice1 linked violation
September 27, 2006State Compliance achieved1 linked violation
September 27, 2006State Violation/Reminder Notice1 linked violation
November 30, 2005State Compliance achieved1 linked violation
November 30, 2005State Violation/Reminder Notice1 linked violation
July 13, 2005State Public Notification received20 linked violations
July 13, 2005State Compliance achieved20 linked violations
July 13, 2005State Compliance achieved20 linked violations
July 13, 2005State Compliance achieved20 linked violations
July 13, 2005State Public Notification received20 linked violations
July 13, 2005State Public Notification received20 linked violations
May 13, 2005State Violation/Reminder Notice9 linked violations
May 13, 2005State Compliance achieved9 linked violations
May 13, 2005State Consent Decree/Judgement9 linked violations
April 15, 2005State Compliance achieved2 linked violations
April 15, 2005State Consent Decree/Judgement2 linked violations
April 15, 2005State Violation/Reminder Notice2 linked violations
April 6, 2005State Public Notification requested20 linked violations
April 6, 2005State Formal Notice of Violation issued20 linked violations
April 6, 2005State Formal Notice of Violation issued20 linked violations
April 6, 2005State Public Notification requested20 linked violations
April 6, 2005State Public Notification requested20 linked violations
April 6, 2005State Formal Notice of Violation issued20 linked violations
October 25, 2004State Violation/Reminder Notice1 linked violation
October 25, 2004State Consent Decree/Judgement1 linked violation
October 25, 2004State Compliance achieved1 linked violation
October 13, 2004State Violation/Reminder Notice16 linked violations
October 13, 2004State Compliance achieved16 linked violations
October 13, 2004State Consent Decree/Judgement16 linked violations
November 12, 2003State Compliance achieved12 linked violations
October 24, 2003State Compliance achieved1 linked violation
February 7, 1996State Compliance achieved216 linked violations
January 4, 1991State Other1 linked violation
July 2, 1984State Public Notification requestedgeneral compliance action — not tied to a specific violation on record

Contact

ST MARYS AREA WATER AUTH

814-834-4362

SAINT MARYS, PA 15857