Drinking Water Compliance OS

MASON, WV · Mason County

MASON WATER DEPT Water System

Current status

11 items on record are 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 West Virginia’s official records. Always confirm current status with West Virginia before making decisions based on this information.

System facts

System ID (PWSID)
WV3302708
System type
Community Water System
Population served
1,679
Service connections
769
Ownership
local government
Water source
groundwater (wells)

Violation history

  • Public Notification Violation for NPDWR Violation

    Public Notice

    November 15, 2025

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

    Groundwater Rule

    October 1, 2025 – October 31, 2025

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

    Lead and Copper Rule

    October 1, 2025

    Unaddressed
  • Public Notification Violation for NPDWR Violation

    Public Notice

    August 14, 2025

    Unaddressed
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2025 – July 24, 2025

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    June 15, 2025

    Unaddressed
  • Monitoring, Regular

    Nitrate

    April 1, 2025 – June 30, 2025

    Archived
  • Monitoring and Reporting (DBP)

    Chlorine

    April 1, 2025 – April 30, 2025

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    March 1, 2025 – March 31, 2025

    Resolved
  • Monitoring, Regular

    Nitrate

    July 1, 2024 – September 30, 2024

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2024

    Unaddressed
  • Monitoring and Reporting (DBP)

    Chlorine

    April 1, 2024 – April 30, 2024

    Resolved
  • Monitoring, Regular

    Nitrate

    April 1, 2024 – June 30, 2024

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    August 13, 2023 – December 6, 2023

    Resolved
  • Monitoring, Regular

    Nitrate

    April 1, 2023 – June 30, 2023

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    March 16, 2023 – December 6, 2023

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

    Lead and Copper Rule

    January 1, 2023

    Unaddressed
  • Lead Consumer Notice

    Lead and Copper Rule

    September 29, 2022

    Unaddressed
  • Public Notification Violation for NPDWR Violation

    Public Notice

    May 15, 2022 – March 21, 2022

    Resolved
  • Monitoring, Regular

    Nitrate

    April 1, 2022 – June 30, 2022

    Resolved
  • Monitoring, Routine (RTCR)

    Revised Total Coliform Rule

    January 1, 2022 – January 31, 2022

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    January 1, 2022 – March 31, 2022

    Resolved
  • Monitoring, Regular

    Nitrate

    October 1, 2021 – December 31, 2021

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

    Groundwater Rule

    September 1, 2021 – September 30, 2021

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    September 1, 2020 – August 31, 2021

    Resolved
  • Monitoring and Reporting (DBP)

    TTHM

    September 1, 2020 – August 31, 2021

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    February 15, 2020 – June 29, 2020

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    November 16, 2019 – June 29, 2020

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    November 16, 2019 – June 29, 2020

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    November 16, 2019 – June 29, 2020

    Resolved
  • Monitoring, Regular

    Nitrate

    October 1, 2018 – December 31, 2018

    Resolved
  • Consumer Confidence Report Inadequate Reporting

    Consumer Confidence Rule

    October 1, 2018 – July 3, 2019

    Resolved
  • Monitoring, Regular

    Nitrite

    January 1, 2017 – December 31, 2019

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 2016 – March 31, 2016

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    February 14, 2015 – May 19, 2015

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    February 14, 2015 – May 19, 2015

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    February 14, 2015 – May 19, 2015

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    February 14, 2015 – May 19, 2015

    Resolved
  • Lead Consumer Notice

    Lead and Copper Rule

    December 30, 2014 – August 29, 2017

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    November 14, 2014 – May 19, 2015

    Resolved
  • Consumer Confidence Report Inadequate Reporting

    Consumer Confidence Rule

    October 1, 2014 – May 19, 2015

    Resolved
  • Lead Consumer Notice

    Lead and Copper Rule

    December 30, 2013 – August 29, 2017

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

    Lead and Copper Rule

    October 1, 2013 – August 28, 2014

    Resolved
  • Consumer Confidence Report Inadequate Reporting

    Consumer Confidence Rule

    October 1, 2013 – October 16, 2013

    Resolved
  • Monitoring, Regular

    Simazine

    January 1, 2013 – December 31, 2013

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    January 1, 2013 – December 31, 2013

    Resolved
  • Monitoring, Regular

    Picloram

    January 1, 2013 – December 31, 2013

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    January 1, 2013 – December 31, 2013

    Resolved
  • Monitoring, Regular

    Carbofuran

    January 1, 2013 – December 31, 2013

    Resolved
  • Monitoring, Regular

    Atrazine

    January 1, 2013 – December 31, 2013

    Resolved
  • Monitoring, Regular

    LASSO

    January 1, 2013 – December 31, 2013

    Resolved
  • Monitoring, Regular

    Heptachlor

    January 1, 2013 – December 31, 2013

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    January 1, 2013 – December 31, 2013

    Resolved
  • Monitoring, Regular

    Benzo(a)pyrene

    January 1, 2013 – December 31, 2013

    Resolved
  • Monitoring, Regular

    Total Polychlorinated Biphenyls (PCB)

    January 1, 2013 – December 31, 2013

    Resolved
  • Monitoring, Regular

    Chlordane

    January 1, 2013 – December 31, 2013

    Resolved
  • Monitoring, Regular

    2,4-D

    January 1, 2013 – December 31, 2013

    Resolved
  • Monitoring, Regular

    BHC-GAMMA

    January 1, 2013 – December 31, 2013

    Resolved
  • Monitoring, Regular

    Methoxychlor

    January 1, 2013 – December 31, 2013

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    January 1, 2013 – December 31, 2013

    Resolved
  • Monitoring, Regular

    OXAMYL

    January 1, 2013 – December 31, 2013

    Resolved
  • Consumer Confidence Report Inadequate Reporting

    Consumer Confidence Rule

    October 1, 2012 – October 10, 2012

    Resolved
  • Consumer Confidence Report Inadequate Reporting

    Consumer Confidence Rule

    October 1, 2011 – October 8, 2012

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    January 30, 2011

    Unaddressed
  • Public Notification Violation for NPDWR Violation

    Public Notice

    January 30, 2011

    Unaddressed
  • Public Notification Violation for NPDWR Violation

    Public Notice

    January 29, 2011

    Unaddressed
  • Public Notification Violation for NPDWR Violation

    Public Notice

    January 29, 2011

    Unaddressed
  • Monitoring, Regular

    Ethylbenzene

    January 1, 2011 – December 31, 2013

    Resolved
  • Monitoring, Regular

    1,2,4-Trichlorobenzene

    January 1, 2011 – December 31, 2013

    Resolved
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    January 1, 2011 – December 31, 2013

    Resolved
  • Monitoring, Regular

    Xylenes, Total

    January 1, 2011 – December 31, 2013

    Resolved
  • Monitoring, Regular

    DICHLOROMETHANE

    January 1, 2011 – December 31, 2013

    Resolved
  • Monitoring, Regular

    o-Dichlorobenzene

    January 1, 2011 – December 31, 2013

    Resolved
  • Monitoring, Regular

    p-Dichlorobenzene

    January 1, 2011 – December 31, 2013

    Resolved
  • Monitoring, Regular

    Vinyl chloride

    January 1, 2011 – December 31, 2013

    Resolved
  • Monitoring, Regular

    1,1-Dichloroethylene

    January 1, 2011 – December 31, 2013

    Resolved
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    January 1, 2011 – December 31, 2013

    Resolved
  • Monitoring, Regular

    1,2-Dichloroethane

    January 1, 2011 – December 31, 2013

    Resolved
  • Monitoring, Regular

    1,1,1-Trichloroethane

    January 1, 2011 – December 31, 2013

    Resolved
  • Monitoring, Regular

    Carbon tetrachloride

    January 1, 2011 – December 31, 2013

    Resolved
  • Monitoring, Regular

    1,2-Dichloropropane

    January 1, 2011 – December 31, 2013

    Resolved
  • Monitoring, Regular

    Trichloroethylene

    January 1, 2011 – December 31, 2013

    Resolved
  • Monitoring, Regular

    1,1,2-Trichloroethane

    January 1, 2011 – December 31, 2013

    Resolved
  • Monitoring, Regular

    Tetrachloroethylene

    January 1, 2011 – December 31, 2013

    Resolved
  • Monitoring, Regular

    CHLOROBENZENE

    January 1, 2011 – December 31, 2013

    Resolved
  • Monitoring, Regular

    Benzene

    January 1, 2011 – December 31, 2013

    Resolved
  • Monitoring, Regular

    Toluene

    January 1, 2011 – December 31, 2013

    Resolved
  • Monitoring, Regular

    Styrene

    January 1, 2011 – December 31, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    May 16, 2010 – July 12, 2010

    Resolved
  • Treatment Technique (SWTR and GWR)

    Health-based

    Groundwater Rule

    December 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    August 1, 2009 – August 31, 2009

    Resolved
  • Monitoring and Reporting (DBP)

    TTHM

    January 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Chlordane

    January 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Total Polychlorinated Biphenyls (PCB)

    January 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Benzo(a)pyrene

    January 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    2,4-D

    January 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    January 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Heptachlor

    January 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    LASSO

    January 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Atrazine

    January 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Carbofuran

    January 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    January 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Picloram

    January 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    January 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Simazine

    January 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    OXAMYL

    January 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    BHC-GAMMA

    January 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    January 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 2009 – December 31, 2009

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    January 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Radium-228

    January 1, 2008 – December 31, 2013

    Resolved
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    January 1, 2008 – December 31, 2013

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2006 – July 19, 2006

    Resolved
  • Monitoring, Regular

    Total Polychlorinated Biphenyls (PCB)

    January 1, 2002 – July 22, 2004

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    January 1, 2002 – July 22, 2004

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    January 1, 2002 – July 22, 2004

    Resolved
  • Monitoring, Regular

    Heptachlor

    January 1, 2002 – July 22, 2004

    Resolved
  • Monitoring, Regular

    LASSO

    January 1, 2002 – July 22, 2004

    Resolved
  • Monitoring, Regular

    Carbofuran

    January 1, 2002 – July 22, 2004

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    January 1, 2002 – July 22, 2004

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    January 1, 2002 – July 22, 2004

    Resolved
  • Monitoring, Regular

    OXAMYL

    January 1, 2002 – July 22, 2004

    Resolved

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

Enforcement actions

Contact

CLARK, KRISTOPHER

304-773-5574

MASON, WV 25260