PITTSBURGH, PA · Allegheny County

BLAWNOX 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): PA5020004
System type: Community Water System
Population served: 2,200
Service connections: 731
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
August 1, 2025 – August 31, 2025
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
March 11, 2024 – May 13, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
October 2, 2023 – October 2, 2023
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
August 1, 2023 – October 2, 2023
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
February 1, 2023 – February 28, 2023
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
January 10, 2023 – March 29, 2023
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
November 10, 2022 – March 29, 2023
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
November 1, 2022 – January 12, 2023
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
October 11, 2022 – March 29, 2023
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
October 1, 2022 – January 12, 2023
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
September 1, 2022 – November 2, 2022
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
August 1, 2022 – November 1, 2022
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
July 1, 2022 – November 1, 2022
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
June 1, 2022 – August 9, 2022
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
November 1, 2021 – November 30, 2021
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
November 1, 2021 – November 30, 2021
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
November 1, 2021 – November 30, 2021
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
October 1, 2021 – August 25, 2022
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
September 10, 2021 – October 20, 2021
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
September 1, 2021 – May 13, 2022
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
August 10, 2021 – October 20, 2021
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
July 1, 2021 – October 20, 2021
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
June 1, 2021 – October 20, 2021
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
May 11, 2021 – October 20, 2021
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
March 13, 2021 – October 6, 2021
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
March 1, 2021 – October 20, 2021
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
February 10, 2021 – March 25, 2021
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
February 1, 2021 – October 20, 2021
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
January 10, 2021 – March 25, 2021
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
January 1, 2021 – October 6, 2021
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
December 11, 2020 – March 17, 2021
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
November 10, 2020 – November 25, 2020
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
November 1, 2020 – March 25, 2021
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
October 1, 2020 – March 25, 2021
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
September 24, 2020 – November 25, 2020
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
September 10, 2020 – November 25, 2020
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
September 1, 2020 – November 25, 2020
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
August 10, 2020 – November 25, 2020
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
August 1, 2020 – November 25, 2020
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
July 1, 2020 – November 25, 2020
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
June 1, 2020 – November 25, 2020
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
January 10, 2020 – November 25, 2020
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
November 1, 2019 – November 25, 2020
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
September 10, 2019 – February 19, 2021
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
August 10, 2019 – February 19, 2021
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
July 1, 2019 – February 19, 2021
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
June 1, 2019 – February 19, 2021
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2016 – March 31, 2016
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2016 – March 31, 2016
Resolved
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2015 – September 30, 2015
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2011 – December 22, 2011
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 and Reporting (DBP)
—
TTHM
July 1, 2010 – September 30, 2010
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
July 1, 2010 – September 30, 2010
Resolved
Failure Submit IDSE/Subpart V Plan Rpt
—
Stage 2 Disinfectants and Disinfection Byproducts Rule
January 1, 2009 – May 4, 2010
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2004 – October 15, 2004
Resolved
Initial Tap Sampling for Pb and Cu
—
Lead and Copper Rule
July 1, 1993 – July 29, 1994
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
January 1, 1993 – January 31, 1993
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
December 1, 1992 – December 31, 1992
Resolved
Monitoring, Regular
—
Cadmium
June 27, 1989 – June 26, 1990
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
August 1, 2025 – August 31, 2025	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
March 11, 2024 – May 13, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
October 2, 2023 – October 2, 2023	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
August 1, 2023 – October 2, 2023	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
February 1, 2023 – February 28, 2023	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
January 10, 2023 – March 29, 2023	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
November 10, 2022 – March 29, 2023	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
November 1, 2022 – January 12, 2023	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
October 11, 2022 – March 29, 2023	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
October 1, 2022 – January 12, 2023	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
September 1, 2022 – November 2, 2022	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
August 1, 2022 – November 1, 2022	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
July 1, 2022 – November 1, 2022	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
June 1, 2022 – August 9, 2022	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
November 1, 2021 – November 30, 2021	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
November 1, 2021 – November 30, 2021	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
November 1, 2021 – November 30, 2021	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
October 1, 2021 – August 25, 2022	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
September 10, 2021 – October 20, 2021	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
September 1, 2021 – May 13, 2022	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
August 10, 2021 – October 20, 2021	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
July 1, 2021 – October 20, 2021	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
June 1, 2021 – October 20, 2021	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
May 11, 2021 – October 20, 2021	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
March 13, 2021 – October 6, 2021	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
March 1, 2021 – October 20, 2021	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
February 10, 2021 – March 25, 2021	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
February 1, 2021 – October 20, 2021	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
January 10, 2021 – March 25, 2021	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
January 1, 2021 – October 6, 2021	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
December 11, 2020 – March 17, 2021	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
November 10, 2020 – November 25, 2020	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
November 1, 2020 – March 25, 2021	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
October 1, 2020 – March 25, 2021	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
September 24, 2020 – November 25, 2020	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
September 10, 2020 – November 25, 2020	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
September 1, 2020 – November 25, 2020	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
August 10, 2020 – November 25, 2020	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
August 1, 2020 – November 25, 2020	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
July 1, 2020 – November 25, 2020	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
June 1, 2020 – November 25, 2020	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
January 10, 2020 – November 25, 2020	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
November 1, 2019 – November 25, 2020	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
September 10, 2019 – February 19, 2021	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
August 10, 2019 – February 19, 2021	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
July 1, 2019 – February 19, 2021	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
June 1, 2019 – February 19, 2021	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
January 1, 2016 – March 31, 2016	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2016 – March 31, 2016	Monitoring and Reporting (DBP)	TTHM	—	Resolved
July 1, 2015 – September 30, 2015	Monitoring and Reporting (DBP)	TTHM	—	Resolved
October 1, 2011 – December 22, 2011	Monitoring and Reporting (DBP)	Chlorine	—	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
July 1, 2010 – September 30, 2010	Monitoring and Reporting (DBP)	TTHM	—	Resolved
July 1, 2010 – September 30, 2010	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2009 – May 4, 2010	Failure Submit IDSE/Subpart V Plan Rpt	Stage 2 Disinfectants and Disinfection Byproducts Rule	—	Resolved
July 1, 2004 – October 15, 2004	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 1993 – July 29, 1994	Initial Tap Sampling for Pb and Cu	Lead and Copper Rule	—	Resolved
January 1, 1993 – January 31, 1993	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
December 1, 1992 – December 31, 1992	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
June 27, 1989 – June 26, 1990	Monitoring, Regular	Cadmium	—	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

December 3, 2025State Compliance achieved1 linked violation
October 9, 2025State Formal Notice of Violation issued1 linked violation
October 9, 2025State Public Notification requested1 linked violation
May 13, 2024State Violation/Reminder Notice1 linked violation
May 13, 2024State Public Notification received1 linked violation
May 13, 2024State Compliance achieved1 linked violation
May 13, 2024State Public Notification received1 linked violation
October 2, 2023State Compliance achieved2 linked violations
October 2, 2023State Public Notification requested2 linked violations
October 2, 2023State Formal Notice of Violation issued2 linked violations
June 9, 2023State Compliance achieved1 linked violation
April 12, 2023State Formal Notice of Violation issued1 linked violation
April 12, 2023State Public Notification requested1 linked violation
March 29, 2023State Public Notification received1 linked violation
March 29, 2023State Public Notification received4 linked violations
March 29, 2023State Compliance achieved2 linked violations
March 29, 2023State Compliance achieved2 linked violations
February 8, 2023State Violation/Reminder Notice2 linked violations
February 8, 2023State Formal Notice of Violation issued2 linked violations
January 12, 2023State Violation/Reminder Notice2 linked violations
January 12, 2023State Compliance achieved2 linked violations
January 12, 2023State Public Notification requested2 linked violations
January 12, 2023State Formal Notice of Violation issued2 linked violations
November 2, 2022State Formal Notice of Violation issued1 linked violation
November 2, 2022State Violation/Reminder Notice1 linked violation
November 2, 2022State Compliance achieved1 linked violation
November 2, 2022State Public Notification requested1 linked violation
November 1, 2022State Compliance achieved3 linked violations
November 1, 2022State Violation/Reminder Notice3 linked violations
November 1, 2022State Formal Notice of Violation issued3 linked violations
November 1, 2022State Public Notification requested3 linked violations
August 25, 2022State Compliance achieved1 linked violation
August 9, 2022State Compliance achieved1 linked violation
August 9, 2022State Violation/Reminder Notice2 linked violations
August 9, 2022State Formal Notice of Violation issued2 linked violations
August 9, 2022State Public Notification requested2 linked violations
August 9, 2022State Public Notification received2 linked violations
May 25, 2022State Violation/Reminder Notice2 linked violations
May 25, 2022State Compliance achieved2 linked violations
May 13, 2022State Violation/Reminder Notice1 linked violation
May 13, 2022State Compliance achieved1 linked violation
May 13, 2022State Formal Notice of Violation issued1 linked violation
October 20, 2021State Public Notification requested5 linked violations
October 20, 2021State Formal Notice of Violation issued5 linked violations
October 20, 2021State Compliance achieved10 linked violations
October 20, 2021State Violation/Reminder Notice10 linked violations
October 6, 2021State Public Notification requested1 linked violation
October 6, 2021State Compliance achieved2 linked violations
October 6, 2021State Formal Notice of Violation issued1 linked violation
July 19, 2021State Violation/Reminder Notice6 linked violations
July 19, 2021State Violation/Reminder Notice6 linked violations
March 25, 2021State Formal Notice of Violation issued2 linked violations
March 25, 2021State Public Notification requested2 linked violations
March 25, 2021State Compliance achieved5 linked violations
March 25, 2021State Violation/Reminder Notice2 linked violations
March 17, 2021State Compliance achieved1 linked violation
February 19, 2021State Formal Notice of Violation issued2 linked violations
February 19, 2021State Compliance achieved4 linked violations
February 19, 2021State Public Notification received2 linked violations
January 14, 2021State Violation/Reminder Notice4 linked violations
November 25, 2020State Violation/Reminder Notice2 linked violations
November 25, 2020State Compliance achieved10 linked violations
November 25, 2020State Formal Notice of Violation issued10 linked violations
September 24, 2020State Violation/Reminder Notice4 linked violations
September 24, 2020State Violation/Reminder Notice8 linked violations
July 5, 2016State Compliance achieved2 linked violations
July 5, 2016State Public Notification received2 linked violations
May 2, 2016State Public Notification requested2 linked violations
May 2, 2016State Violation/Reminder Notice2 linked violations
December 1, 2015State Compliance achieved1 linked violation
December 22, 2011State Compliance achieved2 linked violations
November 22, 2011State Compliance achieved1 linked violation
November 16, 2011State Compliance achieved1 linked violation
July 8, 2011State Public Notification received2 linked violations
May 12, 2011State Compliance achieved1 linked violation
January 4, 2011State Compliance achieved2 linked violations
November 5, 2010State Public Notification requested2 linked violations
November 5, 2010State Formal Notice of Violation issued2 linked violations
May 4, 2010Federal Compliance achieved1 linked violation
April 27, 2009Federal Final Administrative Order issued1 linked violation
October 15, 2004State Violation/Reminder Notice1 linked violation
October 15, 2004State Compliance achieved1 linked violation
October 15, 2004State Consent Decree/Judgement1 linked violation
September 18, 1990State Compliance achieved4 linked violations
November 7, 1989State Compliance achieved2 linked violations
September 12, 1989State Formal Notice of Violation issued1 linked violation
September 11, 1986State Compliance Meeting conductedgeneral compliance action — not tied to a specific violation on record

Contact

BLAWNOX BORO WATER DEPT

412-828-4141

PITTSBURGH, PA 15238