CHESWICK, PA · Allegheny County

CHESWICK BORO WATER DEPT 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): PA5020008
System type: Community Water System
Population served: 1,861
Service connections: 915
Ownership: local government
Water source: groundwater (wells)

Violation history

Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2025 – September 18, 2025
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2018 – September 17, 2018
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
July 1, 2016 – September 30, 2016
Resolved
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2016 – September 30, 2016
Resolved
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2015 – September 30, 2015
Resolved
WQP Entry Point/Tap Treatment Technique Non-Compliance
Health-based
Lead and Copper Rule
July 1, 2007 – July 13, 2007
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2007 – June 30, 2007
Resolved
WQP Entry Point/Tap Treatment Technique Non-Compliance
Health-based
Lead and Copper Rule
January 1, 2007 – March 31, 2007
Resolved
Water Quality Parameter M/R
—
Lead and Copper Rule
January 1, 2007 – July 13, 2007
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
September 1, 2005 – September 30, 2005
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 2005 – August 31, 2005
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2005 – September 30, 2005
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
January 1, 1999 – January 31, 1999
Resolved
OCCT/SOWT Study/Recommendation
Health-based
Lead and Copper Rule
January 1, 1995 – April 30, 1997
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
February 1, 1994 – February 28, 1994
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
July 1, 1992 – June 30, 1996
Resolved
Monitoring, Regular
—
2,4,5-TP
June 24, 1988 – June 23, 1991
Resolved
Monitoring, Regular
—
Arsenic
June 24, 1988 – June 23, 1991
Resolved
Monitoring, Regular
—
Barium
June 24, 1988 – June 23, 1991
Resolved
Monitoring, Regular
—
Cadmium
June 24, 1988 – June 23, 1991
Resolved
Monitoring, Regular
—
Endrin
June 24, 1988 – June 23, 1991
Resolved
Monitoring, Regular
—
Fluoride
June 24, 1988 – June 23, 1991
Resolved
Monitoring, Regular
—
Mercury
June 24, 1988 – June 23, 1991
Resolved
Monitoring, Regular
—
Nitrate
June 24, 1988 – June 23, 1991
Resolved
Monitoring, Regular
—
Selenium
June 24, 1988 – June 23, 1991
Resolved
Monitoring, Regular
—
Chromium
June 24, 1988 – June 23, 1991
Resolved
Monitoring, Regular
—
BHC-GAMMA
June 24, 1988 – June 23, 1991
Resolved
Monitoring, Regular
—
Methoxychlor
June 24, 1988 – June 23, 1991
Resolved
Monitoring, Regular
—
Toxaphene
June 24, 1988 – June 23, 1991
Resolved
Monitoring, Regular
—
2,4-D
June 24, 1988 – June 23, 1991
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
July 1, 2025 – September 18, 2025	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2018 – September 17, 2018	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2016 – September 30, 2016	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
July 1, 2016 – September 30, 2016	Monitoring and Reporting (DBP)	TTHM	—	Resolved
July 1, 2015 – September 30, 2015	Monitoring and Reporting (DBP)	TTHM	—	Resolved
July 1, 2007 – July 13, 2007	WQP Entry Point/Tap Treatment Technique Non-Compliance	Lead and Copper Rule	Health-based	Resolved
April 1, 2007 – June 30, 2007	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
January 1, 2007 – March 31, 2007	WQP Entry Point/Tap Treatment Technique Non-Compliance	Lead and Copper Rule	Health-based	Resolved
January 1, 2007 – July 13, 2007	Water Quality Parameter M/R	Lead and Copper Rule	—	Resolved
September 1, 2005 – September 30, 2005	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
August 1, 2005 – August 31, 2005	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 2005 – September 30, 2005	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
January 1, 1999 – January 31, 1999	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
January 1, 1995 – April 30, 1997	OCCT/SOWT Study/Recommendation	Lead and Copper Rule	Health-based	Resolved
February 1, 1994 – February 28, 1994	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
July 1, 1992 – June 30, 1996	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Resolved
June 24, 1988 – June 23, 1991	Monitoring, Regular	2,4,5-TP	—	Resolved
June 24, 1988 – June 23, 1991	Monitoring, Regular	Arsenic	—	Resolved
June 24, 1988 – June 23, 1991	Monitoring, Regular	Barium	—	Resolved
June 24, 1988 – June 23, 1991	Monitoring, Regular	Cadmium	—	Resolved
June 24, 1988 – June 23, 1991	Monitoring, Regular	Endrin	—	Resolved
June 24, 1988 – June 23, 1991	Monitoring, Regular	Fluoride	—	Resolved
June 24, 1988 – June 23, 1991	Monitoring, Regular	Mercury	—	Resolved
June 24, 1988 – June 23, 1991	Monitoring, Regular	Nitrate	—	Resolved
June 24, 1988 – June 23, 1991	Monitoring, Regular	Selenium	—	Resolved
June 24, 1988 – June 23, 1991	Monitoring, Regular	Chromium	—	Resolved
June 24, 1988 – June 23, 1991	Monitoring, Regular	BHC-GAMMA	—	Resolved
June 24, 1988 – June 23, 1991	Monitoring, Regular	Methoxychlor	—	Resolved
June 24, 1988 – June 23, 1991	Monitoring, Regular	Toxaphene	—	Resolved
June 24, 1988 – June 23, 1991	Monitoring, Regular	2,4-D	—	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

September 18, 2025State Violation/Reminder Notice1 linked violation
September 18, 2025State Compliance achieved1 linked violation
September 17, 2018State Compliance achieved1 linked violation
August 31, 2018State Violation/Reminder Notice1 linked violation
August 31, 2018State Formal Notice of Violation issued1 linked violation
August 1, 2017State Public Notification received2 linked violations
August 1, 2017State Compliance achieved1 linked violation
July 24, 2017State Violation/Reminder Notice1 linked violation
June 19, 2017State Compliance achieved2 linked violations
November 4, 2016State Formal Notice of Violation issued2 linked violations
November 4, 2016State Public Notification requested2 linked violations
December 1, 2015State Compliance achieved1 linked violation
July 23, 2007State Compliance achieved1 linked violation
July 13, 2007State Public Notification received3 linked violations
July 13, 2007State Compliance achieved3 linked violations
July 13, 2007State Formal Notice of Violation issued2 linked violations
July 13, 2007State Public Notification requested2 linked violations
May 11, 2007State Formal Notice of Violation issued1 linked violation
May 11, 2007State Public Notification requested1 linked violation
November 23, 2005State Consent Decree/Judgement2 linked violations
November 23, 2005State Compliance achieved2 linked violations
October 5, 2005State Compliance achieved1 linked violation
September 30, 2005State Consent Decree/Judgement1 linked violation
September 30, 2005State Consent Decree/Judgement1 linked violation
February 4, 1994Federal Compliance achieved20 linked violations
September 5, 1991State Compliance achieved10 linked violations
January 18, 1989State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
May 22, 1984State Violation/Reminder Notice1 linked violation
September 30, 1982Federal issued Formal Notice of Violationgeneral compliance action — not tied to a specific violation on record
September 19, 1981State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record

Contact

CHESWICK BORO WATER DEPT

724-274-5125

CHESWICK, PA 15024