DERRY, PA · Westmoreland County

DERRY BORO MUNI 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): PA5650049
System type: Community Water System
Population served: 6,500
Service connections: 2,538
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
April 1, 2025 – April 30, 2025
Archived
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
October 1, 2024 – December 31, 2024
Archived
Monitoring and Reporting (DBP)
—
TTHM
October 1, 2024 – December 31, 2024
Archived
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
October 1, 2022 – December 31, 2022
Resolved
Failure Submit Filter Profile/CPE Report
—
Interim Enhanced Surface Water Treatment Rule
September 1, 2022 – September 30, 2022
Archived
Monitoring, Regular
—
CYANIDE
January 1, 2022 – December 31, 2022
Resolved
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
October 1, 2021 – December 31, 2021
Resolved
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
July 1, 2021 – September 30, 2021
Resolved
Monitoring, Regular
—
Asbestos
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2020 – December 31, 2020
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
December 1, 2019 – December 31, 2019
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2019 – December 31, 2019
Archived
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
October 1, 2019 – October 31, 2019
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
October 1, 2019 – October 31, 2019
Archived
Monitoring, Regular
—
Nitrite
January 1, 2018 – December 31, 2018
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2018 – December 31, 2018
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
October 11, 2017 – January 18, 2018
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
October 11, 2017 – January 18, 2018
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
October 1, 2017 – December 31, 2017
Resolved
Monitoring and Reporting (DBP)
—
TTHM
October 1, 2017 – December 31, 2017
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
March 1, 2017 – March 31, 2017
Resolved
Report Sample Result/Fail Monitor (RTCR)
—
Revised Total Coliform Rule
March 1, 2017 – July 25, 2017
Resolved
Monitoring, Regular
—
Total Polychlorinated Biphenyls (PCB)
January 1, 2017 – November 28, 2017
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2017 – March 31, 2017
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2016 – December 19, 2016
Resolved
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2016 – September 30, 2016
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
July 1, 2016 – September 30, 2016
Resolved
Monitoring, Regular
—
Selenium
January 1, 2016 – December 31, 2016
Archived
Monitoring, Regular
—
Arsenic
January 1, 2016 – December 31, 2016
Resolved
Monitoring, Regular
—
Antimony, Total
January 1, 2016 – December 31, 2016
Archived
Monitoring, Regular
—
Thallium, Total
January 1, 2016 – December 31, 2016
Archived
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
June 1, 2013 – June 30, 2013
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
March 1, 2013 – March 31, 2013
Resolved
Monitoring, Regular
—
Asbestos
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
Benzene
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
Toluene
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
Ethylbenzene
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
Styrene
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
Trichloroethylene
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2011 – December 31, 2011
Resolved
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
October 1, 2009 – December 31, 2009
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
July 11, 2009 – September 3, 2009
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
April 11, 2009 – September 3, 2009
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
January 11, 2009 – September 3, 2009
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 2008 – July 31, 2008
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
July 1, 2008 – July 31, 2008
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2008 – August 25, 2008
Resolved
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
April 1, 2008 – June 30, 2008
Resolved
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
January 1, 2008 – March 31, 2008
Resolved
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
October 1, 2007 – December 31, 2007
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
May 1, 2007 – May 31, 2007
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
May 1, 2007 – May 31, 2007
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
May 1, 2007 – May 31, 2007
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2007 – June 27, 2007
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
February 1, 2007 – February 28, 2007
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
February 1, 2007 – February 28, 2007
Resolved
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
January 1, 2007 – March 31, 2007
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
January 1, 2007 – January 31, 2007
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
January 1, 2007 – January 31, 2007
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
December 1, 2006 – December 31, 2006
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
December 1, 2006 – December 31, 2006
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
August 1, 2006 – August 31, 2006
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
August 1, 2006 – August 31, 2006
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
December 1, 2005 – December 31, 2005
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
December 1, 2005 – December 31, 2005
Resolved
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
October 1, 2005 – December 31, 2005
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
September 1, 2005 – September 30, 2005
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
September 1, 2005 – September 30, 2005
Resolved
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
July 1, 2005 – September 30, 2005
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
June 1, 2005 – June 30, 2005
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
June 1, 2005 – June 30, 2005
Resolved
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
April 1, 2005 – June 30, 2005
Resolved
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
January 1, 2005 – March 31, 2005
Resolved
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
October 1, 2004 – December 31, 2004
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
August 1, 2004 – August 31, 2004
Resolved
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
January 1, 2004 – March 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
January 1, 1991 – January 31, 1991
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
December 1, 1990 – December 31, 1990
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
April 1, 1989 – June 30, 1989
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
April 1, 1989 – June 30, 1989
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
April 1, 1989 – June 30, 1989
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
April 1, 1989 – June 30, 1989
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
April 1, 1989 – June 30, 1989
Resolved
Monitoring, Regular
—
Carbon tetrachloride
April 1, 1989 – June 30, 1989
Resolved
Monitoring, Regular
—
Trichloroethylene
April 1, 1989 – June 30, 1989
Resolved
Monitoring, Regular
—
Benzene
April 1, 1989 – June 30, 1989
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
April 1, 1989 – June 30, 1989
Resolved
Monitoring, Regular
—
1,2-DIBROMO-3-CHLOROPROPANE
April 1, 1989 – June 30, 1989
Resolved
Monitoring, Regular
—
ETHYLENE DIBROMIDE
April 1, 1989 – June 30, 1989
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
April 1, 1989 – June 30, 1989
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
April 1, 1989 – June 30, 1989
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
April 1, 1989 – June 30, 1989
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
April 1, 1989 – June 30, 1989
Resolved
Monitoring, Regular
—
Tetrachloroethylene
April 1, 1989 – June 30, 1989
Resolved
Monitoring, Regular
—
CHLOROBENZENE
April 1, 1989 – June 30, 1989
Resolved
Monitoring, Regular
—
Toluene
April 1, 1989 – June 30, 1989
Resolved
Monitoring, Regular
—
Ethylbenzene
April 1, 1989 – June 30, 1989
Resolved
Monitoring, Regular
—
Styrene
April 1, 1989 – June 30, 1989
Resolved
Monitoring, Regular
—
Chromium
June 26, 1986 – June 25, 1987
Archived
Monitoring, Regular
—
Selenium
June 26, 1986 – June 25, 1987
Archived
Monitoring, Regular
—
Fluoride
June 26, 1986 – June 25, 1987
Archived
Monitoring, Regular
—
Mercury
June 26, 1986 – June 25, 1987
Archived
Monitoring, Regular
—
Nitrate
June 26, 1986 – June 25, 1987
Archived
Monitoring, Regular
—
Arsenic
June 26, 1986 – June 25, 1987
Archived
Monitoring, Regular
—
Barium
June 26, 1986 – June 25, 1987
Archived
Monitoring, Regular
—
Cadmium
June 26, 1986 – June 25, 1987
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Mercury
August 26, 1985 – October 25, 1985
Archived
Monitoring, Regular
—
Mercury
June 25, 1984 – June 24, 1985
Archived
Monitoring, Regular
—
Chromium
June 25, 1984 – June 24, 1985
Archived
Monitoring, Regular
—
Selenium
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
—
Cadmium
June 25, 1984 – June 24, 1985
Archived
Monitoring, Regular
—
Barium
June 25, 1984 – June 24, 1985
Archived
Monitoring, Regular
—
Fluoride
June 25, 1984 – June 24, 1985
Archived
Monitoring, Regular
—
Methoxychlor
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
BHC-GAMMA
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
2,4,5-TP
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Endrin
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
2,4-D
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Toxaphene
June 24, 1982 – June 23, 1985
Archived

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

Period	Violation	Contaminant / rule	Health-based	Status
April 1, 2025 – April 30, 2025	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Archived
October 1, 2024 – December 31, 2024	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Archived
October 1, 2024 – December 31, 2024	Monitoring and Reporting (DBP)	TTHM	—	Archived
October 1, 2022 – December 31, 2022	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Resolved
September 1, 2022 – September 30, 2022	Failure Submit Filter Profile/CPE Report	Interim Enhanced Surface Water Treatment Rule	—	Archived
January 1, 2022 – December 31, 2022	Monitoring, Regular	CYANIDE	—	Resolved
October 1, 2021 – December 31, 2021	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Resolved
July 1, 2021 – September 30, 2021	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Asbestos	—	Resolved
January 1, 2020 – December 31, 2020	Monitoring, Regular	Arsenic	—	Resolved
December 1, 2019 – December 31, 2019	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
October 1, 2019 – December 31, 2019	Monitoring and Reporting (DBP)	Chlorine	—	Archived
October 1, 2019 – October 31, 2019	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
October 1, 2019 – October 31, 2019	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
January 1, 2018 – December 31, 2018	Monitoring, Regular	Nitrite	—	Resolved
January 1, 2018 – December 31, 2018	Monitoring, Regular	Nitrate	—	Resolved
October 11, 2017 – January 18, 2018	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
October 11, 2017 – January 18, 2018	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
October 1, 2017 – December 31, 2017	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
October 1, 2017 – December 31, 2017	Monitoring and Reporting (DBP)	TTHM	—	Resolved
March 1, 2017 – March 31, 2017	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
March 1, 2017 – July 25, 2017	Report Sample Result/Fail Monitor (RTCR)	Revised Total Coliform Rule	—	Resolved
January 1, 2017 – November 28, 2017	Monitoring, Regular	Total Polychlorinated Biphenyls (PCB)	—	Resolved
January 1, 2017 – March 31, 2017	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
October 1, 2016 – December 19, 2016	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2016 – September 30, 2016	Monitoring and Reporting (DBP)	TTHM	—	Resolved
July 1, 2016 – September 30, 2016	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2016 – December 31, 2016	Monitoring, Regular	Selenium	—	Archived
January 1, 2016 – December 31, 2016	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2016 – December 31, 2016	Monitoring, Regular	Antimony, Total	—	Archived
January 1, 2016 – December 31, 2016	Monitoring, Regular	Thallium, Total	—	Archived
June 1, 2013 – June 30, 2013	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
March 1, 2013 – March 31, 2013	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	Asbestos	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	Benzene	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	Toluene	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	Ethylbenzene	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	Styrene	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	Xylenes, Total	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	Trichloroethylene	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	CHLOROBENZENE	—	Resolved
October 1, 2009 – December 31, 2009	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Resolved
July 11, 2009 – September 3, 2009	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
April 11, 2009 – September 3, 2009	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
January 11, 2009 – September 3, 2009	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
July 1, 2008 – July 31, 2008	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 2008 – July 31, 2008	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
July 1, 2008 – August 25, 2008	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
April 1, 2008 – June 30, 2008	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Resolved
January 1, 2008 – March 31, 2008	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Resolved
October 1, 2007 – December 31, 2007	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Resolved
May 1, 2007 – May 31, 2007	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
May 1, 2007 – May 31, 2007	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
May 1, 2007 – May 31, 2007	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
April 1, 2007 – June 27, 2007	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
February 1, 2007 – February 28, 2007	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
February 1, 2007 – February 28, 2007	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
January 1, 2007 – March 31, 2007	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Resolved
January 1, 2007 – January 31, 2007	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
January 1, 2007 – January 31, 2007	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
December 1, 2006 – December 31, 2006	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
December 1, 2006 – December 31, 2006	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
August 1, 2006 – August 31, 2006	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
August 1, 2006 – August 31, 2006	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
December 1, 2005 – December 31, 2005	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
December 1, 2005 – December 31, 2005	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
October 1, 2005 – December 31, 2005	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Resolved
September 1, 2005 – September 30, 2005	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
September 1, 2005 – September 30, 2005	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
July 1, 2005 – September 30, 2005	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Resolved
June 1, 2005 – June 30, 2005	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced 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)	CARBON, TOTAL	—	Resolved
January 1, 2005 – March 31, 2005	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Resolved
October 1, 2004 – December 31, 2004	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Resolved
August 1, 2004 – August 31, 2004	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
January 1, 2004 – March 31, 2004	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Resolved
December 1, 2003 – December 31, 2003	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
January 1, 1991 – January 31, 1991	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
December 1, 1990 – December 31, 1990	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
April 1, 1989 – June 30, 1989	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
April 1, 1989 – June 30, 1989	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
April 1, 1989 – June 30, 1989	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
April 1, 1989 – June 30, 1989	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
April 1, 1989 – June 30, 1989	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
April 1, 1989 – June 30, 1989	Monitoring, Regular	Carbon tetrachloride	—	Resolved
April 1, 1989 – June 30, 1989	Monitoring, Regular	Trichloroethylene	—	Resolved
April 1, 1989 – June 30, 1989	Monitoring, Regular	Benzene	—	Resolved
April 1, 1989 – June 30, 1989	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
April 1, 1989 – June 30, 1989	Monitoring, Regular	1,2-DIBROMO-3-CHLOROPROPANE	—	Resolved
April 1, 1989 – June 30, 1989	Monitoring, Regular	ETHYLENE DIBROMIDE	—	Resolved
April 1, 1989 – June 30, 1989	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
April 1, 1989 – June 30, 1989	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
April 1, 1989 – June 30, 1989	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
April 1, 1989 – June 30, 1989	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
April 1, 1989 – June 30, 1989	Monitoring, Regular	Tetrachloroethylene	—	Resolved
April 1, 1989 – June 30, 1989	Monitoring, Regular	CHLOROBENZENE	—	Resolved
April 1, 1989 – June 30, 1989	Monitoring, Regular	Toluene	—	Resolved
April 1, 1989 – June 30, 1989	Monitoring, Regular	Ethylbenzene	—	Resolved
April 1, 1989 – June 30, 1989	Monitoring, Regular	Styrene	—	Resolved
June 26, 1986 – June 25, 1987	Monitoring, Regular	Chromium	—	Archived
June 26, 1986 – June 25, 1987	Monitoring, Regular	Selenium	—	Archived
June 26, 1986 – June 25, 1987	Monitoring, Regular	Fluoride	—	Archived
June 26, 1986 – June 25, 1987	Monitoring, Regular	Mercury	—	Archived
June 26, 1986 – June 25, 1987	Monitoring, Regular	Nitrate	—	Archived
June 26, 1986 – June 25, 1987	Monitoring, Regular	Arsenic	—	Archived
June 26, 1986 – June 25, 1987	Monitoring, Regular	Barium	—	Archived
June 26, 1986 – June 25, 1987	Monitoring, Regular	Cadmium	—	Archived
August 26, 1985 – October 25, 1985	Maximum Contaminant Level Violation, Single Sample	Mercury	Health-based	Archived
June 25, 1984 – June 24, 1985	Monitoring, Regular	Mercury	—	Archived
June 25, 1984 – June 24, 1985	Monitoring, Regular	Chromium	—	Archived
June 25, 1984 – June 24, 1985	Monitoring, Regular	Selenium	—	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	Cadmium	—	Archived
June 25, 1984 – June 24, 1985	Monitoring, Regular	Barium	—	Archived
June 25, 1984 – June 24, 1985	Monitoring, Regular	Fluoride	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Methoxychlor	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	BHC-GAMMA	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	2,4,5-TP	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Endrin	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	2,4-D	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Toxaphene	—	Archived

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

Enforcement actions

June 9, 2025State Formal Notice of Violation issued1 linked violation
June 9, 2025State Public Notification requested1 linked violation
February 18, 2025State Formal Notice of Violation issued1 linked violation
February 18, 2025State Public Notification requested1 linked violation
February 12, 2025State Formal Notice of Violation issued1 linked violation
February 12, 2025State Public Notification requested1 linked violation
July 6, 2023State Public Notification received2 linked violations
July 6, 2023State Compliance achieved2 linked violations
May 9, 2023State Compliance achieved1 linked violation
January 30, 2023State Public Notification requested1 linked violation
January 30, 2023State Violation/Reminder Notice3 linked violations
November 1, 2022State Violation/Reminder Notice1 linked violation
March 29, 2022State Compliance achieved1 linked violation
March 10, 2022State Compliance achieved1 linked violation
March 10, 2022State Violation/Reminder Notice1 linked violation
January 25, 2022State Violation/Reminder Notice1 linked violation
November 18, 2021State Violation/Reminder Notice1 linked violation
February 12, 2021State Compliance achieved1 linked violation
January 28, 2021State Violation/Reminder Notice1 linked violation
January 13, 2021State Compliance achieved1 linked violation
November 19, 2020State Public Notification received1 linked violation
May 13, 2020State Compliance achieved1 linked violation
April 10, 2020State Public Notification requested1 linked violation
April 10, 2020State Violation/Reminder Notice1 linked violation
April 10, 2020State Violation/Reminder Notice2 linked violations
January 9, 2020State Compliance achieved2 linked violations
January 3, 2020State Compliance achieved1 linked violation
January 3, 2020State Violation/Reminder Notice1 linked violation
April 15, 2019State Compliance achieved1 linked violation
March 18, 2019State Public Notification received1 linked violation
March 18, 2019State Compliance achieved1 linked violation
March 12, 2019State Public Notification requested2 linked violations
March 12, 2019State Formal Notice of Violation issued2 linked violations
February 21, 2018State Compliance achieved2 linked violations
February 21, 2018State Public Notification requested2 linked violations
January 18, 2018State Compliance achieved2 linked violations
January 18, 2018State Public Notification received2 linked violations
January 18, 2018State Public Notification received2 linked violations
December 28, 2017State Violation/Reminder Notice2 linked violations
December 28, 2017State Public Notification requested2 linked violations
November 28, 2017State Compliance achieved1 linked violation
November 28, 2017State Violation/Reminder Notice1 linked violation
November 28, 2017State Public Notification requested1 linked violation
July 25, 2017State Compliance achieved3 linked violations
July 25, 2017State Public Notification requested3 linked violations
July 25, 2017State Violation/Reminder Notice3 linked violations
June 22, 2017State Public Notification requested1 linked violation
June 22, 2017State Formal Notice of Violation issued1 linked violation
February 22, 2017State Compliance achieved1 linked violation
January 24, 2017State Violation/Reminder Notice1 linked violation
December 19, 2016State Compliance achieved1 linked violation
December 1, 2016State Violation/Reminder Notice1 linked violation
November 1, 2016State Formal Notice of Violation issued2 linked violations
November 1, 2016State Public Notification requested2 linked violations
February 29, 2016State Compliance achieved1 linked violation
April 22, 2014State Compliance achieved1 linked violation
February 27, 2014State Violation/Reminder Notice1 linked violation
September 3, 2013State Compliance achieved1 linked violation
July 1, 2013State Compliance achieved1 linked violation
May 20, 2013State Violation/Reminder Notice1 linked violation
November 27, 2012State Violation/Reminder Notice1 linked violation
November 27, 2012State Violation/Reminder Notice1 linked violation
November 7, 2012State Compliance achieved1 linked violation
November 7, 2012State Public Notification received1 linked violation
June 20, 2012State Compliance achieved19 linked violations
May 21, 2012State Public Notification requested20 linked violations
May 21, 2012State Public Notification requested1 linked violation
May 21, 2012State Violation/Reminder Notice20 linked violations
May 21, 2012State Violation/Reminder Notice1 linked violation
May 11, 2010State Compliance achieved1 linked violation
February 24, 2010State Violation/Reminder Notice1 linked violation
September 3, 2009State Violation/Reminder Notice1 linked violation
September 3, 2009State Compliance achieved3 linked violations
September 3, 2009State Public Notification received3 linked violations
September 3, 2009State Public Notification requested3 linked violations
March 24, 2009State Public Notification received1 linked violation
August 25, 2008State Compliance achieved3 linked violations
August 19, 2008State Compliance achieved3 linked violations
August 19, 2008State Compliance achieved3 linked violations
August 19, 2008State Violation/Reminder Notice3 linked violations
August 19, 2008State Violation/Reminder Notice3 linked violations
June 27, 2007State Compliance achieved5 linked violations
June 27, 2007State Violation/Reminder Notice5 linked violations
May 10, 2007State Compliance achieved3 linked violations
April 11, 2007State Compliance achieved2 linked violations
April 11, 2007State Violation/Reminder Notice5 linked violations
February 6, 2007State Violation/Reminder Notice1 linked violation
February 6, 2007State Compliance achieved1 linked violation
November 21, 2006State Compliance achieved2 linked violations
August 8, 2006State Violation/Reminder Notice1 linked violation
May 8, 2006State Compliance achieved1 linked violation
February 9, 2006State Violation/Reminder Notice2 linked violations
February 9, 2006State Compliance achieved2 linked violations
February 9, 2006State Consent Decree/Judgement2 linked violations
December 13, 2005State Consent Decree/Judgement1 linked violation
December 13, 2005State Violation/Reminder Notice4 linked violations
December 13, 2005State Compliance achieved4 linked violations
December 5, 2005State Compliance achieved1 linked violation
December 5, 2005State Violation/Reminder Notice1 linked violation
December 5, 2005State Consent Decree/Judgement1 linked violation
November 10, 2005State Compliance achieved1 linked violation
November 10, 2005State Violation/Reminder Notice1 linked violation
November 10, 2005State Consent Decree/Judgement1 linked violation
August 10, 2005State Consent Decree/Judgement2 linked violations
August 10, 2005State Compliance achieved2 linked violations
August 10, 2005State Violation/Reminder Notice2 linked violations
June 28, 2005State Compliance achieved2 linked violations
June 28, 2005State Violation/Reminder Notice2 linked violations
June 28, 2005State Consent Decree/Judgement2 linked violations
October 5, 2004State Violation/Reminder Notice1 linked violation
October 5, 2004State Compliance achieved1 linked violation
October 5, 2004State Consent Decree/Judgement1 linked violation
March 3, 2004State Violation/Reminder Notice1 linked violation
March 3, 2004State Compliance achieved1 linked violation
March 3, 2004State Consent Decree/Judgement1 linked violation
March 5, 1993Federal no additional Formal Action neededgeneral compliance action — not tied to a specific violation on record
February 26, 1993Federal issued Formal Notice of Violationgeneral compliance action — not tied to a specific violation on record
August 7, 1989State Violation/Reminder Notice20 linked violations
August 6, 1987State Violation/Reminder Notice8 linked violations
October 27, 1986State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
October 20, 1985State Violation/Reminder Notice2 linked violations
July 20, 1985State Compliance achievedgeneral compliance action — not tied to a specific violation on record
May 30, 1985State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
September 30, 1982Federal issued Formal Notice of Violationgeneral compliance action — not tied to a specific violation on record

Contact

DERRY BORO MUNI AUTH

724-694-2305

DERRY, PA 15627