CAIRNBROOK, PA · Somerset County

CAIRNBROOK IMPROVEMENT ASSN 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): PA4560021
System type: Community Water System
Population served: 910
Service connections: 246
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
November 1, 2025 – November 30, 2025
Archived
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
July 1, 2023 – July 31, 2023
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
Trichloroethylene
January 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
Benzene
January 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
Toluene
January 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
Ethylbenzene
January 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
Styrene
January 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
Endrin
January 1, 2020 – September 18, 2020
Resolved
Monitoring, Regular
—
BHC-GAMMA
January 1, 2020 – September 18, 2020
Resolved
Monitoring, Regular
—
Methoxychlor
January 1, 2020 – September 18, 2020
Resolved
Monitoring, Regular
—
Toxaphene
January 1, 2020 – September 18, 2020
Resolved
Monitoring, Regular
—
Hexachlorocyclopentadiene
January 1, 2020 – September 18, 2020
Resolved
Monitoring, Regular
—
LASSO
January 1, 2020 – September 18, 2020
Resolved
Monitoring, Regular
—
Heptachlor
January 1, 2020 – September 18, 2020
Resolved
Monitoring, Regular
—
Heptachlor epoxide
January 1, 2020 – September 18, 2020
Resolved
Monitoring, Regular
—
HEXACHLOROBENZENE
January 1, 2020 – September 18, 2020
Resolved
Monitoring, Regular
—
Chlordane
January 1, 2020 – September 18, 2020
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2020 – December 31, 2020
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
July 1, 2015 – September 30, 2015
Resolved
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2015 – September 30, 2015
Resolved
Monitoring, Regular
—
Chromium
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
Nickel
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
Beryllium, Total
January 1, 2012 – December 31, 2012
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
October 11, 2008 – April 7, 2009
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
September 1, 2007 – September 30, 2007
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
January 1, 2006 – January 31, 2006
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2006 – March 31, 2006
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2005 – September 30, 2005
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 2005 – July 31, 2005
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
June 1, 2005 – June 30, 2005
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2005 – June 30, 2005
Resolved
Monitoring, Regular
—
Nitrate
January 1, 1993 – December 31, 1993
Resolved

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
November 1, 2025 – November 30, 2025	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Archived
July 1, 2023 – July 31, 2023	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
January 1, 2020 – December 31, 2020	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
January 1, 2020 – December 31, 2020	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
January 1, 2020 – December 31, 2020	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
January 1, 2020 – December 31, 2020	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 2020 – December 31, 2020	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
January 1, 2020 – December 31, 2020	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 2020 – December 31, 2020	Monitoring, Regular	Carbon tetrachloride	—	Resolved
January 1, 2020 – December 31, 2020	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 2020 – December 31, 2020	Monitoring, Regular	Trichloroethylene	—	Resolved
January 1, 2020 – December 31, 2020	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 1, 2020 – December 31, 2020	Monitoring, Regular	CHLOROBENZENE	—	Resolved
January 1, 2020 – December 31, 2020	Monitoring, Regular	Benzene	—	Resolved
January 1, 2020 – December 31, 2020	Monitoring, Regular	Toluene	—	Resolved
January 1, 2020 – December 31, 2020	Monitoring, Regular	Ethylbenzene	—	Resolved
January 1, 2020 – December 31, 2020	Monitoring, Regular	Styrene	—	Resolved
January 1, 2020 – September 18, 2020	Monitoring, Regular	Endrin	—	Resolved
January 1, 2020 – September 18, 2020	Monitoring, Regular	BHC-GAMMA	—	Resolved
January 1, 2020 – September 18, 2020	Monitoring, Regular	Methoxychlor	—	Resolved
January 1, 2020 – September 18, 2020	Monitoring, Regular	Toxaphene	—	Resolved
January 1, 2020 – September 18, 2020	Monitoring, Regular	Hexachlorocyclopentadiene	—	Resolved
January 1, 2020 – September 18, 2020	Monitoring, Regular	LASSO	—	Resolved
January 1, 2020 – September 18, 2020	Monitoring, Regular	Heptachlor	—	Resolved
January 1, 2020 – September 18, 2020	Monitoring, Regular	Heptachlor epoxide	—	Resolved
January 1, 2020 – September 18, 2020	Monitoring, Regular	HEXACHLOROBENZENE	—	Resolved
January 1, 2020 – September 18, 2020	Monitoring, Regular	Chlordane	—	Resolved
January 1, 2020 – December 31, 2020	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
January 1, 2020 – December 31, 2020	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
January 1, 2020 – December 31, 2020	Monitoring, Regular	Xylenes, Total	—	Resolved
January 1, 2020 – December 31, 2020	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 2020 – December 31, 2020	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
July 1, 2015 – September 30, 2015	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
July 1, 2015 – September 30, 2015	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	Chromium	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	Nickel	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	Beryllium, Total	—	Resolved
October 11, 2008 – April 7, 2009	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
September 1, 2007 – September 30, 2007	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
January 1, 2006 – January 31, 2006	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2006 – March 31, 2006	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2005 – September 30, 2005	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2005 – July 31, 2005	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
June 1, 2005 – June 30, 2005	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
April 1, 2005 – June 30, 2005	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
January 1, 1993 – December 31, 1993	Monitoring, Regular	Nitrate	—	Resolved

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

Enforcement actions

January 7, 2026State Formal Notice of Violation issued1 linked violation
January 7, 2026State Public Notification requested1 linked violation
September 4, 2024State Compliance achieved1 linked violation
November 22, 2023State Public Notification received1 linked violation
September 11, 2023State Public Notification requested1 linked violation
September 11, 2023State Formal Notice of Violation issued1 linked violation
September 20, 2021State Public Notification received10 linked violations
June 29, 2021State Public Notification received20 linked violations
March 17, 2021State Compliance achieved20 linked violations
February 2, 2021State Formal Notice of Violation issued20 linked violations
September 18, 2020State Compliance achieved10 linked violations
August 3, 2020State Violation/Reminder Notice10 linked violations
December 13, 2019State Compliance achieved2 linked violations
November 3, 2015State Violation/Reminder Notice2 linked violations
May 20, 2013State Compliance achieved12 linked violations
April 26, 2013State Compliance achieved12 linked violations
April 26, 2013State Violation/Reminder Notice12 linked violations
April 7, 2009State Compliance achieved1 linked violation
October 31, 2007State Violation/Reminder Notice1 linked violation
April 20, 2006State Compliance achieved2 linked violations
December 13, 2005State Compliance achieved2 linked violations
December 13, 2005State Consent Decree/Judgement2 linked violations
August 31, 2005State Compliance achieved2 linked violations
August 31, 2005State Consent Decree/Judgement2 linked violations

Contact

CAIRNBROOK IMPROVEMENT ASSN

814-754-8102

CAIRNBROOK, PA 15924