MATAMORAS, PA · Pike County

MUNI AUTH OF BORO OF MATAMORAS 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): PA2520044
System type: Community Water System
Population served: 2,900
Service connections: 1,304
Ownership: local government
Water source: groundwater (wells)

Violation history

Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
December 1, 2025 – December 31, 2025
Archived
Monitoring, Regular
—
Radium-228
October 1, 2025 – December 31, 2025
Archived
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2025
Unaddressed
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
October 1, 2025 – December 31, 2025
Archived
Monitoring, Regular
—
Radium-226
October 1, 2025 – December 31, 2025
Archived
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2025
Unaddressed
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
May 1, 2025 – May 31, 2025
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
March 1, 2025 – March 31, 2025
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
January 1, 2025 – January 31, 2025
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2024 – September 27, 2024
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
June 1, 2024 – June 30, 2024
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
May 1, 2024 – May 31, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
January 11, 2024 – March 7, 2024
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2023 – November 29, 2023
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
August 1, 2023 – August 31, 2023
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2023 – November 27, 2023
Resolved
Treatment Technique, Level 2 Assessment (RTCR)
Health-based
Revised Total Coliform Rule
June 16, 2023 – July 20, 2023
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
March 1, 2023 – March 31, 2023
Resolved
Monitoring, Regular
—
Dalapon
January 1, 2023 – December 31, 2023
Resolved
Monitoring, Regular
—
Dinoseb
January 1, 2023 – December 31, 2023
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2023 – December 31, 2023
Resolved
Monitoring, Regular
—
Styrene
January 1, 2023 – December 31, 2023
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2023 – December 31, 2023
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2023 – December 31, 2023
Resolved
Monitoring, Regular
—
Trichloroethylene
January 1, 2023 – December 31, 2023
Resolved
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2023 – December 31, 2023
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2023 – December 31, 2023
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2023 – December 31, 2023
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2023 – December 31, 2023
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2023 – December 31, 2023
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2023 – December 31, 2023
Resolved
Monitoring, Regular
—
2,4,5-TP
January 1, 2023 – November 15, 2023
Resolved
Monitoring, Regular
—
Chlordane
January 1, 2023 – December 31, 2023
Resolved
Monitoring, Regular
—
Benzo(a)pyrene
January 1, 2023 – December 31, 2023
Resolved
Monitoring, Regular
—
Heptachlor epoxide
January 1, 2023 – December 31, 2023
Resolved
Monitoring, Regular
—
OXAMYL
January 1, 2023 – December 31, 2023
Resolved
Monitoring, Regular
—
Glyphosate
January 1, 2023 – December 31, 2023
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2022 – March 20, 2025
Resolved
Monitoring, Regular
—
Combined Uranium
October 1, 2022 – December 31, 2022
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2022 – September 13, 2022
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
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
February 1, 2022 – February 28, 2022
Resolved
Monitoring, Regular
—
Nitrite
January 1, 2022 – December 31, 2022
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2022 – December 31, 2022
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2022 – December 31, 2022
Resolved
Monitoring, Regular
—
Nitrite
January 1, 2022 – December 31, 2022
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2022 – December 31, 2022
Resolved
Monitoring, Regular
—
Nitrite
January 1, 2022 – December 31, 2022
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
September 1, 2021 – September 30, 2021
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2021 – January 10, 2022
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
June 1, 2021 – June 30, 2021
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
April 1, 2021 – April 30, 2021
Resolved
Monitoring, Regular
—
Chromium
January 1, 2021 – December 31, 2021
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2021 – December 31, 2021
Resolved
Monitoring, Regular
—
Cadmium
January 1, 2021 – December 31, 2021
Resolved
Monitoring, Regular
—
Nickel
January 1, 2021 – December 31, 2021
Resolved
Monitoring, Regular
—
Selenium
January 1, 2021 – December 31, 2021
Resolved
Monitoring, Regular
—
Beryllium, Total
January 1, 2021 – December 31, 2021
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
December 1, 2020 – December 31, 2020
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
April 1, 2020 – April 30, 2020
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
August 1, 2019 – August 31, 2019
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
June 1, 2019 – June 30, 2019
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
May 1, 2019 – May 31, 2019
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
December 22, 2018 – July 18, 2019
Resolved
Reporting, Assessment Forms (RTCR)
—
Revised Total Coliform Rule
November 11, 2018 – June 6, 2019
Resolved
Notify Level 1/Level 2 Treatment Technique Violation, Correct Action (RTCR)
—
Revised Total Coliform Rule
November 11, 2018 – June 6, 2019
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
April 1, 2018 – April 30, 2018
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
March 1, 2018 – March 31, 2018
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
November 1, 2017 – November 30, 2017
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
August 1, 2017 – August 31, 2017
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
November 1, 2016 – November 30, 2016
Resolved
Reporting, Assessment Forms (RTCR)
—
Revised Total Coliform Rule
September 12, 2016 – March 10, 2017
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
September 1, 2016 – September 30, 2016
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
July 1, 2016 – July 31, 2016
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
May 1, 2016 – May 31, 2016
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
April 1, 2016 – April 30, 2016
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
March 1, 2016 – March 31, 2016
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
December 1, 2015 – December 31, 2015
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
November 1, 2015 – November 30, 2015
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
October 1, 2015 – October 31, 2015
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
September 1, 2015 – September 30, 2015
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
July 1, 2015 – September 30, 2015
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
June 1, 2015 – June 30, 2015
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
May 1, 2015 – May 31, 2015
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
April 1, 2015 – April 30, 2015
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
March 1, 2015 – March 31, 2015
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
December 1, 2014 – December 31, 2014
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
July 1, 2011 – September 30, 2011
Resolved
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2011 – September 30, 2011
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
April 1, 2011 – April 30, 2011
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2009 – September 17, 2009
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 2008 – November 30, 2008
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2008 – December 31, 2008
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
July 1, 2007 – September 30, 2007
Resolved
Monitoring, Regular
—
Radium-226
July 1, 2007 – September 30, 2007
Resolved
Monitoring, Regular
—
Radium-228
July 1, 2007 – September 30, 2007
Resolved
Monitoring, Regular
—
Combined Uranium
July 1, 2007 – September 30, 2007
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
Styrene
January 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
Ethylbenzene
January 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
Toluene
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
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
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
—
Arsenic
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Toxaphene
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Methoxychlor
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Barium
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
BHC-GAMMA
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Mercury
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Endrin
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
2,4,5-TP
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Nitrate
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Selenium
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Chromium
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
2,4-D
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Fluoride
June 24, 1982 – June 23, 1985
Archived

Archived closed in EPA's records (typically due to age or a data correction)Unaddressed no corrective action on record yetResolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
December 1, 2025 – December 31, 2025	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Archived
October 1, 2025 – December 31, 2025	Monitoring, Regular	Radium-228	—	Archived
October 1, 2025	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Unaddressed
October 1, 2025 – December 31, 2025	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived
October 1, 2025 – December 31, 2025	Monitoring, Regular	Radium-226	—	Archived
July 1, 2025	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Unaddressed
May 1, 2025 – May 31, 2025	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
March 1, 2025 – March 31, 2025	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
January 1, 2025 – January 31, 2025	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
July 1, 2024 – September 27, 2024	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
June 1, 2024 – June 30, 2024	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
May 1, 2024 – May 31, 2024	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
January 11, 2024 – March 7, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
October 1, 2023 – November 29, 2023	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
August 1, 2023 – August 31, 2023	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
July 1, 2023 – November 27, 2023	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
June 16, 2023 – July 20, 2023	Treatment Technique, Level 2 Assessment (RTCR)	Revised Total Coliform Rule	Health-based	Resolved
March 1, 2023 – March 31, 2023	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
January 1, 2023 – December 31, 2023	Monitoring, Regular	Dalapon	—	Resolved
January 1, 2023 – December 31, 2023	Monitoring, Regular	Dinoseb	—	Resolved
January 1, 2023 – December 31, 2023	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2023 – December 31, 2023	Monitoring, Regular	Styrene	—	Resolved
January 1, 2023 – December 31, 2023	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 1, 2023 – December 31, 2023	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
January 1, 2023 – December 31, 2023	Monitoring, Regular	Trichloroethylene	—	Resolved
January 1, 2023 – December 31, 2023	Monitoring, Regular	Carbon tetrachloride	—	Resolved
January 1, 2023 – December 31, 2023	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 2023 – December 31, 2023	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
January 1, 2023 – December 31, 2023	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
January 1, 2023 – December 31, 2023	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 2023 – December 31, 2023	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
January 1, 2023 – November 15, 2023	Monitoring, Regular	2,4,5-TP	—	Resolved
January 1, 2023 – December 31, 2023	Monitoring, Regular	Chlordane	—	Resolved
January 1, 2023 – December 31, 2023	Monitoring, Regular	Benzo(a)pyrene	—	Resolved
January 1, 2023 – December 31, 2023	Monitoring, Regular	Heptachlor epoxide	—	Resolved
January 1, 2023 – December 31, 2023	Monitoring, Regular	OXAMYL	—	Resolved
January 1, 2023 – December 31, 2023	Monitoring, Regular	Glyphosate	—	Resolved
October 1, 2022 – March 20, 2025	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
October 1, 2022 – December 31, 2022	Monitoring, Regular	Combined Uranium	—	Resolved
July 1, 2022 – September 13, 2022	Consumer Confidence Report Complete Failure to Report	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
February 1, 2022 – February 28, 2022	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Regular	Nitrite	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Regular	Nitrite	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Regular	Nitrite	—	Resolved
September 1, 2021 – September 30, 2021	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
July 1, 2021 – January 10, 2022	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
June 1, 2021 – June 30, 2021	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
April 1, 2021 – April 30, 2021	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
January 1, 2021 – December 31, 2021	Monitoring, Regular	Chromium	—	Resolved
January 1, 2021 – December 31, 2021	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2021 – December 31, 2021	Monitoring, Regular	Cadmium	—	Resolved
January 1, 2021 – December 31, 2021	Monitoring, Regular	Nickel	—	Resolved
January 1, 2021 – December 31, 2021	Monitoring, Regular	Selenium	—	Resolved
January 1, 2021 – December 31, 2021	Monitoring, Regular	Beryllium, Total	—	Resolved
December 1, 2020 – December 31, 2020	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
April 1, 2020 – April 30, 2020	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
August 1, 2019 – August 31, 2019	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
June 1, 2019 – June 30, 2019	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
May 1, 2019 – May 31, 2019	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
December 22, 2018 – July 18, 2019	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
November 11, 2018 – June 6, 2019	Reporting, Assessment Forms (RTCR)	Revised Total Coliform Rule	—	Resolved
November 11, 2018 – June 6, 2019	Notify Level 1/Level 2 Treatment Technique Violation, Correct Action (RTCR)	Revised Total Coliform Rule	—	Resolved
April 1, 2018 – April 30, 2018	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
March 1, 2018 – March 31, 2018	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
November 1, 2017 – November 30, 2017	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
August 1, 2017 – August 31, 2017	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
November 1, 2016 – November 30, 2016	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
September 12, 2016 – March 10, 2017	Reporting, Assessment Forms (RTCR)	Revised Total Coliform Rule	—	Resolved
September 1, 2016 – September 30, 2016	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
July 1, 2016 – July 31, 2016	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
May 1, 2016 – May 31, 2016	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
April 1, 2016 – April 30, 2016	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
March 1, 2016 – March 31, 2016	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
December 1, 2015 – December 31, 2015	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
November 1, 2015 – November 30, 2015	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
October 1, 2015 – October 31, 2015	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
September 1, 2015 – September 30, 2015	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
July 1, 2015 – September 30, 2015	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
June 1, 2015 – June 30, 2015	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
May 1, 2015 – May 31, 2015	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
April 1, 2015 – April 30, 2015	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
March 1, 2015 – March 31, 2015	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
December 1, 2014 – December 31, 2014	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
July 1, 2011 – September 30, 2011	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
July 1, 2011 – September 30, 2011	Monitoring and Reporting (DBP)	TTHM	—	Resolved
April 1, 2011 – April 30, 2011	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
July 1, 2009 – September 17, 2009	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
November 1, 2008 – November 30, 2008	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
October 1, 2008 – December 31, 2008	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2007 – September 30, 2007	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Resolved
July 1, 2007 – September 30, 2007	Monitoring, Regular	Radium-226	—	Resolved
July 1, 2007 – September 30, 2007	Monitoring, Regular	Radium-228	—	Resolved
July 1, 2007 – September 30, 2007	Monitoring, Regular	Combined Uranium	—	Resolved
January 1, 2007 – December 31, 2007	Monitoring, Regular	Xylenes, Total	—	Resolved
January 1, 2007 – December 31, 2007	Monitoring, Regular	Styrene	—	Resolved
January 1, 2007 – December 31, 2007	Monitoring, Regular	Ethylbenzene	—	Resolved
January 1, 2007 – December 31, 2007	Monitoring, Regular	Toluene	—	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
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	DICHLOROMETHANE	—	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
June 24, 1982 – June 23, 1985	Monitoring, Regular	Arsenic	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Toxaphene	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Methoxychlor	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Barium	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	BHC-GAMMA	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Mercury	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Endrin	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	2,4,5-TP	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Nitrate	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Selenium	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Chromium	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	2,4-D	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Fluoride	—	Archived

Archived closed in EPA's records (typically due to age or a data correction)Unaddressed no corrective action on record yetResolved addressed and confirmed by the state

Enforcement actions

March 10, 2026State Violation/Reminder Notice1 linked violation
February 11, 2026State Public Notification requested3 linked violations
February 11, 2026State Formal Notice of Violation issued3 linked violations
December 3, 2025State Violation/Reminder Notice1 linked violation
November 7, 2025State Public Notification requested1 linked violation
November 7, 2025State Violation/Reminder Notice1 linked violation
October 28, 2025State Violation/Reminder Notice1 linked violation
July 10, 2025State Compliance achieved1 linked violation
June 25, 2025State Violation/Reminder Notice1 linked violation
May 22, 2025State Compliance achieved2 linked violations
May 20, 2025State Violation/Reminder Notice1 linked violation
April 25, 2025State Violation/Reminder Notice1 linked violation
March 20, 2025State Compliance achieved1 linked violation
February 25, 2025State Violation/Reminder Notice1 linked violation
February 25, 2025State Compliance achieved2 linked violations
December 2, 2024State Violation/Reminder Notice1 linked violation
September 27, 2024State Compliance achieved2 linked violations
September 26, 2024State Compliance achieved1 linked violation
August 27, 2024State Violation/Reminder Notice1 linked violation
July 24, 2024State Violation/Reminder Notice1 linked violation
July 3, 2024State Violation/Reminder Notice1 linked violation
May 31, 2024State Public Notification received1 linked violation
April 19, 2024State Compliance achieved28 linked violations
April 19, 2024State Compliance achieved22 linked violations
April 19, 2024State Public Notification received1 linked violation
March 7, 2024State Compliance achieved1 linked violation
March 7, 2024State Public Notification received1 linked violation
February 26, 2024State Violation/Reminder Notice1 linked violation
February 12, 2024State Public Notification received1 linked violation
February 12, 2024State Public Notification received1 linked violation
January 29, 2024State Violation/Reminder Notice22 linked violations
November 29, 2023State Violation/Reminder Notice1 linked violation
November 29, 2023State Compliance achieved1 linked violation
November 27, 2023State Compliance achieved1 linked violation
November 15, 2023State Compliance achieved5 linked violations
October 10, 2023State Formal Notice of Violation issued1 linked violation
October 10, 2023State Public Notification requested1 linked violation
September 7, 2023State Violation/Reminder Notice32 linked violations
September 6, 2023State Formal Notice of Violation issued31 linked violations
September 6, 2023State Public Notification requested31 linked violations
July 20, 2023State Violation/Reminder Notice1 linked violation
July 20, 2023State Compliance achieved1 linked violation
July 20, 2023State Public Notification requested1 linked violation
June 5, 2023State Compliance achieved1 linked violation
May 2, 2023State Compliance achieved2 linked violations
April 25, 2023State Compliance achieved6 linked violations
April 25, 2023State Violation/Reminder Notice1 linked violation
February 13, 2023State Violation/Reminder Notice7 linked violations
February 9, 2023State Public Notification requested7 linked violations
February 9, 2023State Formal Notice of Violation issued7 linked violations
November 28, 2022State Violation/Reminder Notice3 linked violations
November 14, 2022State Public Notification requested3 linked violations
November 14, 2022State Formal Notice of Violation issued3 linked violations
September 13, 2022State Compliance achieved1 linked violation
August 31, 2022State Violation/Reminder Notice1 linked violation
May 11, 2022State Compliance achieved8 linked violations
April 12, 2022State Public Notification received1 linked violation
April 12, 2022State Violation/Reminder Notice1 linked violation
April 12, 2022State Compliance achieved2 linked violations
February 7, 2022State Violation/Reminder Notice9 linked violations
February 7, 2022State Public Notification requested1 linked violation
January 10, 2022State Compliance achieved1 linked violation
January 3, 2022State Compliance achieved1 linked violation
December 1, 2021State Violation/Reminder Notice1 linked violation
December 1, 2021State Compliance achieved1 linked violation
December 1, 2021State Violation/Reminder Notice1 linked violation
September 13, 2021State Violation/Reminder Notice1 linked violation
September 13, 2021State Violation/Reminder Notice1 linked violation
August 17, 2021State Violation/Reminder Notice1 linked violation
August 17, 2021State Compliance achieved1 linked violation
August 4, 2021State Violation/Reminder Notice1 linked violation
July 13, 2021State Compliance achieved1 linked violation
June 2, 2021State Violation/Reminder Notice1 linked violation
February 16, 2021State Compliance achieved1 linked violation
February 1, 2021State Violation/Reminder Notice1 linked violation
May 28, 2020State Violation/Reminder Notice1 linked violation
May 28, 2020State Compliance achieved1 linked violation
October 17, 2019State Compliance achieved1 linked violation
October 11, 2019State Violation/Reminder Notice1 linked violation
September 10, 2019State Compliance achieved1 linked violation
July 31, 2019State Violation/Reminder Notice1 linked violation
July 18, 2019State Public Notification received1 linked violation
July 18, 2019State Compliance achieved1 linked violation
July 16, 2019State Compliance achieved1 linked violation
July 16, 2019State Violation/Reminder Notice1 linked violation
June 6, 2019State Compliance achieved2 linked violations
June 6, 2019State Public Notification requested1 linked violation
December 24, 2018State Violation/Reminder Notice3 linked violations
July 5, 2018State Violation/Reminder Notice1 linked violation
July 5, 2018State Compliance achieved2 linked violations
May 1, 2018State Violation/Reminder Notice1 linked violation
February 14, 2018State Compliance achieved1 linked violation
January 25, 2018State Compliance achieved1 linked violation
January 22, 2018State Violation/Reminder Notice1 linked violation
January 22, 2018State Violation/Reminder Notice1 linked violation
January 22, 2018State Site Visit for enforcement purposes1 linked violation
January 19, 2018State Site Visit for enforcement purposes1 linked violation
March 27, 2017State Compliance achieved1 linked violation
March 10, 2017State Compliance achieved2 linked violations
December 30, 2016State Formal Notice of Violation issued1 linked violation
October 25, 2016State Public Notification received1 linked violation
October 25, 2016State Public Notification requested1 linked violation
October 25, 2016State Violation/Reminder Notice2 linked violations
October 25, 2016State Compliance achieved1 linked violation
October 12, 2016State Compliance achieved1 linked violation
October 12, 2016State Violation/Reminder Notice1 linked violation
July 13, 2016State Compliance achieved1 linked violation
June 16, 2016State Compliance achieved2 linked violations
June 16, 2016State Violation/Reminder Notice1 linked violation
May 18, 2016State Violation/Reminder Notice1 linked violation
March 21, 2016State Compliance achieved1 linked violation
January 22, 2016State Compliance achieved1 linked violation
January 22, 2016State Violation/Reminder Notice2 linked violations
January 22, 2016State Compliance achieved2 linked violations
December 10, 2015State Formal Notice of Violation issued1 linked violation
December 10, 2015State Formal Notice of Violation issued1 linked violation
November 19, 2015State Compliance achieved1 linked violation
November 19, 2015State Compliance achieved1 linked violation
November 19, 2015State Violation/Reminder Notice1 linked violation
November 19, 2015State Public Notification requested1 linked violation
November 19, 2015State Public Notification requested1 linked violation
November 19, 2015State Violation/Reminder Notice2 linked violations
October 6, 2015State Compliance achieved1 linked violation
August 21, 2015State Compliance achieved3 linked violations
August 6, 2015State Violation/Reminder Notice1 linked violation
August 6, 2015State Violation/Reminder Notice2 linked violations
July 24, 2015State Compliance achieved1 linked violation
June 19, 2015State Violation/Reminder Notice1 linked violation
June 9, 2015State Violation/Reminder Notice1 linked violation
May 19, 2015State Violation/Reminder Notice1 linked violation
February 12, 2015State Violation/Reminder Notice1 linked violation
November 27, 2012State Public Notification received1 linked violation
November 15, 2011State Public Notification requested1 linked violation
November 15, 2011State Compliance achieved1 linked violation
November 15, 2011State Public Notification received1 linked violation
November 15, 2011State Violation/Reminder Notice1 linked violation
November 8, 2011State Public Notification requested1 linked violation
November 8, 2011State Compliance achieved1 linked violation
November 8, 2011State Violation/Reminder Notice1 linked violation
June 3, 2011State Compliance achieved1 linked violation
June 3, 2011State Violation/Reminder Notice1 linked violation
September 17, 2009State Compliance achieved1 linked violation
September 17, 2009State Violation/Reminder Notice1 linked violation
January 15, 2009State Compliance achieved2 linked violations
December 24, 2008State Violation/Reminder Notice2 linked violations
February 14, 2008State Compliance achieved20 linked violations
February 14, 2008State Public Notification requested20 linked violations
February 14, 2008State Public Notification requested20 linked violations
February 14, 2008State Compliance achieved20 linked violations
January 29, 2008State Violation/Reminder Notice20 linked violations
January 29, 2008State Violation/Reminder Notice20 linked violations
October 25, 2007State Compliance achieved4 linked violations
October 25, 2007State Violation/Reminder Notice4 linked violations
March 25, 1985State Compliance Meeting conductedgeneral compliance action — not tied to a specific violation on record

Contact

MUNI AUTH OF BORO OF MATAMORAS

570-491-2715

MATAMORAS, PA 18336