Drinking Water Compliance OS

FAIRCHANCE, PA · Fayette County

MOUNTAIN WATER ASSN Water System

Current status

1 item on record is open and awaiting resolution as of July 4, 2026. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings. Full details are in the violation history below.

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)
PA5260032
System type
Community Water System
Population served
3,856
Service connections
1,600
Ownership
privately owned
Water source
surface water (rivers, lakes, or reservoirs)

Violation history

  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    November 1, 2025 – November 30, 2025

    Archived
  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    May 1, 2025 – May 31, 2025

    Resolved
  • Monitoring and Reporting (DBP)

    TTHM

    October 1, 2024 – December 31, 2024

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    October 1, 2024 – December 31, 2024

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2024 – August 21, 2024

    Resolved
  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    February 1, 2024 – February 29, 2024

    Resolved
  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    August 1, 2023 – August 31, 2023

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    January 1, 2023 – March 31, 2023

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    January 1, 2023 – December 31, 2023

    Resolved
  • Monitoring, Regular

    2,4,5-TP

    January 1, 2023 – December 31, 2023

    Resolved
  • Monitoring, Regular

    2,4-D

    January 1, 2023 – December 31, 2023

    Resolved
  • Monitoring, Regular

    Dinoseb

    January 1, 2023 – December 31, 2023

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    July 1, 2022 – September 30, 2022

    Resolved
  • Monitoring and Reporting (DBP)

    TTHM

    July 1, 2022 – September 30, 2022

    Resolved
  • Monitoring, Regular

    Asbestos

    January 1, 2022 – December 31, 2022

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    September 9, 2021

    Unaddressed
  • Notify Level 1/Level 2 Treatment Technique Violation, Correct Action (RTCR)

    Revised Total Coliform Rule

    July 30, 2021 – December 8, 2025

    Resolved
  • Treatment Technique, Level 2 Assessment (RTCR)

    Health-based

    Revised Total Coliform Rule

    July 30, 2021 – August 24, 2021

    Resolved
  • Maximum Contaminant Level Violation, E. coli (RTCR)

    Health-based

    Revised Total Coliform Rule

    June 1, 2021 – June 30, 2021

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    January 11, 2021 – March 16, 2021

    Resolved
  • Monitoring of Treatment (SWTR-Filter)

    Surface Water Treatment Rule

    October 1, 2019 – October 31, 2019

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    October 1, 2019 – December 31, 2019

    Resolved
  • Monitoring, Regular

    Benzene

    January 1, 2019 – December 31, 2019

    Resolved
  • Monitoring, Regular

    CHLOROBENZENE

    January 1, 2019 – December 31, 2019

    Resolved
  • Monitoring, Regular

    Carbon tetrachloride

    January 1, 2019 – December 31, 2019

    Resolved
  • Monitoring, Regular

    1,1,1-Trichloroethane

    January 1, 2019 – December 31, 2019

    Resolved
  • Monitoring, Regular

    Xylenes, Total

    January 1, 2019 – December 31, 2019

    Resolved
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    January 1, 2019 – December 31, 2019

    Resolved
  • Monitoring and Reporting (DBP)

    TTHM

    January 1, 2019 – March 31, 2019

    Resolved
  • Monitoring, Regular

    Toluene

    January 1, 2019 – December 31, 2019

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2017 – October 2, 2017

    Resolved
  • Monitoring, Routine (RTCR)

    Revised Total Coliform Rule

    January 1, 2017 – January 31, 2017

    Resolved
  • Monitoring of Treatment (SWTR-Filter)

    Surface Water Treatment Rule

    September 1, 2016 – September 30, 2016

    Resolved
  • Report Sample Result/Fail Monitor (RTCR)

    Revised Total Coliform Rule

    September 1, 2016 – October 28, 2016

    Resolved
  • Report Sample Result/Fail Monitor (RTCR)

    Revised Total Coliform Rule

    August 1, 2016 – October 28, 2016

    Resolved
  • Monitoring of Treatment (SWTR-Filter)

    Surface Water Treatment Rule

    August 1, 2016 – August 31, 2016

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    July 1, 2016 – September 30, 2016

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    July 1, 2016 – September 30, 2016

    Resolved
  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    February 1, 2014 – February 28, 2014

    Resolved
  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    April 1, 2011 – April 30, 2011

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    April 1, 2011 – June 30, 2011

    Resolved
  • Monitoring of Treatment (SWTR-Filter)

    Surface Water Treatment Rule

    April 1, 2011 – April 30, 2011

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    February 10, 2008 – February 6, 2008

    Resolved
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    December 1, 2007 – December 31, 2007

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2005 – September 29, 2005

    Resolved
  • Monitoring of Treatment (SWTR-Filter)

    Surface Water Treatment Rule

    June 1, 2005 – June 30, 2005

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    April 1, 2005 – June 30, 2005

    Resolved
  • Monitoring, Regular

    CHLOROBENZENE

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    Tetrachloroethylene

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    1,1,2-Trichloroethane

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    Trichloroethylene

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    1,2-Dichloropropane

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    Carbon tetrachloride

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    1,1,1-Trichloroethane

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    1,2-Dichloroethane

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    1,1-Dichloroethylene

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    p-Dichlorobenzene

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    o-Dichlorobenzene

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    DICHLOROMETHANE

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    Xylenes, Total

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    1,2,4-Trichlorobenzene

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    Styrene

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    Ethylbenzene

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    Toluene

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    Benzene

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    p-Dichlorobenzene

    January 1, 2002 – December 31, 2002

    Resolved
  • Monitoring, Regular

    Styrene

    January 1, 2002 – December 31, 2002

    Resolved
  • Monitoring, Regular

    Ethylbenzene

    January 1, 2002 – December 31, 2002

    Resolved
  • Monitoring, Regular

    Toluene

    January 1, 2002 – December 31, 2002

    Resolved
  • Monitoring, Regular

    Benzene

    January 1, 2002 – December 31, 2002

    Resolved
  • Monitoring, Regular

    CHLOROBENZENE

    January 1, 2002 – December 31, 2002

    Resolved
  • Monitoring, Regular

    Tetrachloroethylene

    January 1, 2002 – December 31, 2002

    Resolved
  • Monitoring, Regular

    1,1,2-Trichloroethane

    January 1, 2002 – December 31, 2002

    Resolved
  • Monitoring, Regular

    1,2-Dichloropropane

    January 1, 2002 – December 31, 2002

    Resolved
  • Monitoring, Regular

    Carbon tetrachloride

    January 1, 2002 – December 31, 2002

    Resolved
  • Monitoring, Regular

    1,1,1-Trichloroethane

    January 1, 2002 – December 31, 2002

    Resolved
  • Monitoring, Regular

    1,2-Dichloroethane

    January 1, 2002 – December 31, 2002

    Resolved
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    January 1, 2002 – December 31, 2002

    Resolved
  • Monitoring, Regular

    1,1-Dichloroethylene

    January 1, 2002 – December 31, 2002

    Resolved
  • Monitoring, Regular

    o-Dichlorobenzene

    January 1, 2002 – December 31, 2002

    Resolved
  • Monitoring, Regular

    DICHLOROMETHANE

    January 1, 2002 – December 31, 2002

    Resolved
  • Monitoring, Regular

    Xylenes, Total

    January 1, 2002 – December 31, 2002

    Resolved
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    January 1, 2002 – December 31, 2002

    Resolved
  • Monitoring, Regular

    1,2,4-Trichlorobenzene

    January 1, 2002 – December 31, 2002

    Resolved
  • Monitoring of Treatment (SWTR-Filter)

    Surface Water Treatment Rule

    December 1, 2001 – December 31, 2001

    Resolved
  • Follow-up Or Routine LCR Tap M/R

    Lead and Copper Rule

    January 1, 1996 – February 2, 1998

    Resolved
  • Monitoring of Treatment (SWTR-Filter)

    Surface Water Treatment Rule

    May 1, 1995 – May 31, 1995

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    May 1, 1995 – May 31, 1995

    Resolved
  • Monitoring of Treatment (SWTR-Filter)

    Surface Water Treatment Rule

    May 1, 1994 – May 31, 1994

    Resolved
  • Monitoring of Treatment (SWTR-Filter)

    Surface Water Treatment Rule

    September 1, 1993 – September 30, 1993

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    September 1, 1993 – September 30, 1993

    Resolved
  • Monitoring of Treatment (SWTR-Filter)

    Surface Water Treatment Rule

    December 1, 1992 – December 31, 1992

    Resolved

Archived closed in EPA's records (typically due to age or a data correction)Resolved addressed and confirmed by the stateUnaddressed no corrective action on record yet

Enforcement actions

Contact

MOUNTAIN WATER ASSN

724-564-7510

FAIRCHANCE, PA 15436