SOMERSET, PA · Somerset County

SOMERSET CNTY QUEMAHONING SYST 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): PA4560009
System type: Community Water System
Population served: 25
Service connections: 6
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2025 – September 4, 2025
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
July 1, 2024 – July 31, 2024
Archived
Monitoring, Regular
—
Atrazine
January 1, 2018 – March 31, 2018
Resolved
Monitoring, Regular
—
Atrazine
October 1, 2017 – December 31, 2017
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2013 – September 23, 2013
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
February 1, 2013 – February 28, 2013
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2013 – December 31, 2013
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2013 – March 31, 2013
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2013 – December 31, 2013
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2013 – December 31, 2013
Resolved
Monitoring, Regular
—
Benzene
January 1, 2013 – December 31, 2013
Resolved
Monitoring, Regular
—
Toluene
January 1, 2013 – December 31, 2013
Resolved
Monitoring, Regular
—
Ethylbenzene
January 1, 2013 – December 31, 2013
Resolved
Monitoring, Regular
—
Styrene
January 1, 2013 – December 31, 2013
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2013 – December 31, 2013
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 2013 – December 31, 2013
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 2013 – December 31, 2013
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2013 – December 31, 2013
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2013 – December 31, 2013
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 2013 – December 31, 2013
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2013 – December 31, 2013
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2013 – December 31, 2013
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2013 – December 31, 2013
Resolved
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2013 – December 31, 2013
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2013 – December 31, 2013
Resolved
Monitoring, Regular
—
Trichloroethylene
January 1, 2013 – December 31, 2013
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2013 – December 31, 2013
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
April 1, 2012 – June 30, 2012
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
February 10, 2012 – August 13, 2012
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
January 1, 2012 – March 31, 2012
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
October 1, 2011 – December 31, 2011
Resolved
Monitoring, Regular
—
Nitrite
January 1, 2010 – December 31, 2010
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2010 – December 31, 2010
Resolved

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 4, 2025	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2024 – July 31, 2024	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Archived
January 1, 2018 – March 31, 2018	Monitoring, Regular	Atrazine	—	Resolved
October 1, 2017 – December 31, 2017	Monitoring, Regular	Atrazine	—	Resolved
July 1, 2013 – September 23, 2013	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
February 1, 2013 – February 28, 2013	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
January 1, 2013 – December 31, 2013	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 2013 – March 31, 2013	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
January 1, 2013 – December 31, 2013	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 1, 2013 – December 31, 2013	Monitoring, Regular	CHLOROBENZENE	—	Resolved
January 1, 2013 – December 31, 2013	Monitoring, Regular	Benzene	—	Resolved
January 1, 2013 – December 31, 2013	Monitoring, Regular	Toluene	—	Resolved
January 1, 2013 – December 31, 2013	Monitoring, Regular	Ethylbenzene	—	Resolved
January 1, 2013 – December 31, 2013	Monitoring, Regular	Styrene	—	Resolved
January 1, 2013 – December 31, 2013	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
January 1, 2013 – December 31, 2013	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
January 1, 2013 – December 31, 2013	Monitoring, Regular	Xylenes, Total	—	Resolved
January 1, 2013 – December 31, 2013	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 2013 – December 31, 2013	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 2013 – December 31, 2013	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
January 1, 2013 – December 31, 2013	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
January 1, 2013 – December 31, 2013	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
January 1, 2013 – December 31, 2013	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 2013 – December 31, 2013	Monitoring, Regular	Carbon tetrachloride	—	Resolved
January 1, 2013 – December 31, 2013	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 2013 – December 31, 2013	Monitoring, Regular	Trichloroethylene	—	Resolved
January 1, 2013 – December 31, 2013	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
April 1, 2012 – June 30, 2012	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
February 10, 2012 – August 13, 2012	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
January 1, 2012 – March 31, 2012	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
October 1, 2011 – December 31, 2011	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
January 1, 2010 – December 31, 2010	Monitoring, Regular	Nitrite	—	Resolved
January 1, 2010 – December 31, 2010	Monitoring, Regular	Nitrate	—	Resolved

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

Enforcement actions

September 4, 2025State Compliance achieved1 linked violation
September 4, 2025State Violation/Reminder Notice1 linked violation
September 9, 2024State Formal Notice of Violation issued1 linked violation
September 9, 2024State Public Notification requested1 linked violation
January 31, 2019State Compliance achieved2 linked violations
March 19, 2014State Compliance achieved20 linked violations
January 30, 2014State Violation/Reminder Notice20 linked violations
October 23, 2013State Compliance achieved1 linked violation
October 23, 2013State Violation/Reminder Notice1 linked violation
September 23, 2013State Compliance achieved2 linked violations
September 23, 2013State Violation/Reminder Notice2 linked violations
May 20, 2013State Compliance achieved2 linked violations
May 20, 2013State Violation/Reminder Notice2 linked violations
August 13, 2012State Compliance achieved2 linked violations
August 13, 2012State Violation/Reminder Notice1 linked violation
June 20, 2012State Compliance achieved1 linked violation
June 20, 2012State Violation/Reminder Notice1 linked violation
May 2, 2012State Violation/Reminder Notice2 linked violations
May 2, 2012State Compliance achieved1 linked violation
March 7, 2012State Compliance achieved2 linked violations

Contact

SOMERSET CNTY QUEMAHONING SYST

814-629-9460

SOMERSET, PA 15501