Drinking Water Compliance OS

COLUMBIA, PA · Lancaster County

EAST DONEGAL 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)
PA7360083
System type
Community Water System
Population served
4,048
Service connections
1,573
Ownership
local government
Water source
groundwater (wells)

Violation history

  • Monitoring and Reporting (DBP)

    Chlorine

    September 1, 2025 – September 30, 2025

    Resolved
  • Monitoring and Reporting (DBP)

    TTHM

    July 1, 2024 – September 30, 2024

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    May 1, 2022 – May 31, 2022

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    February 1, 2022 – February 28, 2022

    Resolved
  • Monitoring, Regular

    Radium-228

    October 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Routine (RTCR)

    Revised Total Coliform Rule

    October 1, 2021 – October 31, 2021

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    October 1, 2021 – October 31, 2021

    Resolved
  • Monitoring, Regular

    Radium-226

    October 1, 2021 – December 31, 2021

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    July 1, 2021 – July 31, 2021

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Barium

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    Cadmium

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    Chromium

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    Fluoride

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    Mercury

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    Selenium

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    January 1, 2021 – March 31, 2021

    Resolved
  • Monitoring, Regular

    Beryllium, Total

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    Thallium, Total

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring and Reporting (DBP)

    TTHM

    July 1, 2020 – September 30, 2020

    Resolved
  • Monitoring, Routine (RTCR)

    Revised Total Coliform Rule

    July 1, 2020 – July 31, 2020

    Resolved
  • Monitoring, Routine (RTCR)

    Revised Total Coliform Rule

    June 1, 2020 – June 30, 2020

    Resolved
  • Monitoring, Regular

    2,4-D

    January 1, 2020 – November 4, 2020

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    January 1, 2020 – November 4, 2020

    Resolved
  • Monitoring, Regular

    Benzo(a)pyrene

    January 1, 2020 – November 4, 2020

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    January 1, 2020 – November 4, 2020

    Resolved
  • Monitoring, Regular

    Total Polychlorinated Biphenyls (PCB)

    January 1, 2020 – November 4, 2020

    Resolved
  • Monitoring, Regular

    1,2-DIBROMO-3-CHLOROPROPANE

    January 1, 2020 – November 4, 2020

    Resolved
  • Monitoring, Regular

    ETHYLENE DIBROMIDE

    January 1, 2020 – November 4, 2020

    Resolved
  • Monitoring, Regular

    Chlordane

    January 1, 2020 – November 4, 2020

    Resolved
  • Monitoring, Regular

    Endrin

    January 1, 2020 – November 4, 2020

    Resolved
  • Monitoring, Regular

    BHC-GAMMA

    January 1, 2020 – November 4, 2020

    Resolved
  • Monitoring, Regular

    Methoxychlor

    January 1, 2020 – November 4, 2020

    Resolved
  • Monitoring, Regular

    Toxaphene

    January 1, 2020 – November 4, 2020

    Resolved
  • Monitoring, Regular

    Dalapon

    January 1, 2020 – November 4, 2020

    Resolved
  • Monitoring, Regular

    Diquat

    January 1, 2020 – November 4, 2020

    Resolved
  • Monitoring, Regular

    Endothall

    January 1, 2020 – November 4, 2020

    Resolved
  • Monitoring, Regular

    Glyphosate

    January 1, 2020 – November 4, 2020

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    January 1, 2020 – November 4, 2020

    Resolved
  • Monitoring, Regular

    OXAMYL

    January 1, 2020 – November 4, 2020

    Resolved
  • Monitoring, Regular

    Simazine

    January 1, 2020 – November 4, 2020

    Resolved
  • Monitoring, Regular

    Picloram

    January 1, 2020 – November 4, 2020

    Resolved
  • Monitoring, Regular

    Dinoseb

    January 1, 2020 – November 4, 2020

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    January 1, 2020 – November 4, 2020

    Resolved
  • Monitoring, Regular

    Carbofuran

    January 1, 2020 – November 4, 2020

    Resolved
  • Monitoring, Regular

    LASSO

    January 1, 2020 – November 4, 2020

    Resolved
  • Monitoring, Regular

    2,3,7,8-TCDD

    January 1, 2020 – November 4, 2020

    Resolved
  • Monitoring, Regular

    Heptachlor

    January 1, 2020 – November 4, 2020

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    January 1, 2020 – November 4, 2020

    Resolved
  • Monitoring, Regular

    2,4,5-TP

    January 1, 2020 – November 4, 2020

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    October 1, 2019 – December 31, 2019

    Resolved
  • Monitoring, Regular

    Atrazine

    October 1, 2019 – December 31, 2019

    Resolved
  • Monitoring and Reporting (DBP)

    TTHM

    October 1, 2019 – December 31, 2019

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    October 1, 2019 – December 31, 2019

    Resolved
  • Report Sample Result/Fail Monitor (RTCR)

    Revised Total Coliform Rule

    September 1, 2017 – November 14, 2017

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    July 1, 2017 – September 30, 2017

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    July 1, 2017 – September 30, 2017

    Resolved
  • Monitoring and Reporting (DBP)

    TTHM

    July 1, 2017 – September 30, 2017

    Resolved
  • Monitoring, Regular

    2,3,7,8-TCDD

    July 1, 2017 – September 30, 2017

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    January 1, 2017 – December 31, 2017

    Resolved
  • Monitoring, Regular

    1,2-DIBROMO-3-CHLOROPROPANE

    January 1, 2017 – December 31, 2017

    Resolved
  • Monitoring, Regular

    ETHYLENE DIBROMIDE

    January 1, 2017 – December 31, 2017

    Resolved
  • Monitoring, Regular

    2,3,7,8-TCDD

    January 1, 2017 – March 31, 2017

    Resolved
  • Monitoring, Regular

    Total Polychlorinated Biphenyls (PCB)

    January 1, 2017 – March 31, 2017

    Resolved
  • Monitoring, Regular

    LASSO

    January 1, 2017 – December 31, 2017

    Resolved
  • Monitoring, Regular

    Heptachlor

    January 1, 2017 – December 31, 2017

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    January 1, 2017 – December 31, 2017

    Resolved
  • Monitoring, Regular

    Benzo(a)pyrene

    January 1, 2017 – December 31, 2017

    Resolved
  • Monitoring, Regular

    Endrin

    January 1, 2017 – December 31, 2017

    Resolved
  • Monitoring, Regular

    BHC-GAMMA

    January 1, 2017 – December 31, 2017

    Resolved
  • Monitoring, Regular

    Methoxychlor

    January 1, 2017 – December 31, 2017

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    January 1, 2017 – December 31, 2017

    Resolved
  • Monitoring, Regular

    OXAMYL

    January 1, 2017 – December 31, 2017

    Resolved
  • Monitoring, Regular

    Simazine

    January 1, 2017 – December 31, 2017

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    January 1, 2017 – December 31, 2017

    Resolved
  • Monitoring, Regular

    Carbofuran

    January 1, 2017 – December 31, 2017

    Resolved
  • Monitoring, Regular

    Combined Uranium

    October 1, 2015 – December 31, 2015

    Resolved
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    October 1, 2015 – December 31, 2015

    Resolved
  • Monitoring and Reporting (DBP)

    TTHM

    July 1, 2014 – September 30, 2014

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    July 1, 2014 – September 30, 2014

    Resolved
  • Monitoring, Regular

    Heptachlor

    January 1, 2014 – October 30, 2014

    Resolved
  • Monitoring, Regular

    Endrin

    January 1, 2014 – October 30, 2014

    Resolved
  • Monitoring, Regular

    BHC-GAMMA

    January 1, 2014 – October 30, 2014

    Resolved
  • Monitoring, Regular

    Methoxychlor

    January 1, 2014 – October 30, 2014

    Resolved
  • Monitoring, Regular

    Toxaphene

    January 1, 2014 – October 30, 2014

    Resolved
  • Monitoring, Regular

    Dalapon

    January 1, 2014 – October 30, 2014

    Resolved
  • Monitoring, Regular

    Diquat

    January 1, 2014 – October 30, 2014

    Resolved
  • Monitoring, Regular

    Endothall

    January 1, 2014 – October 30, 2014

    Resolved
  • Monitoring, Regular

    Glyphosate

    January 1, 2014 – October 30, 2014

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    January 1, 2014 – October 30, 2014

    Resolved
  • Monitoring, Regular

    OXAMYL

    January 1, 2014 – October 30, 2014

    Resolved
  • Monitoring, Regular

    Simazine

    January 1, 2014 – October 30, 2014

    Resolved
  • Monitoring, Regular

    Picloram

    January 1, 2014 – October 30, 2014

    Resolved
  • Monitoring, Regular

    Dinoseb

    January 1, 2014 – October 30, 2014

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    January 1, 2014 – October 30, 2014

    Resolved
  • Monitoring, Regular

    Carbofuran

    January 1, 2014 – October 30, 2014

    Resolved
  • Monitoring, Regular

    LASSO

    January 1, 2014 – October 30, 2014

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    January 1, 2014 – October 30, 2014

    Resolved
  • Monitoring, Regular

    2,4-D

    January 1, 2014 – October 30, 2014

    Resolved
  • Monitoring, Regular

    2,4,5-TP

    January 1, 2014 – October 30, 2014

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    January 1, 2014 – October 30, 2014

    Resolved
  • Monitoring, Regular

    Benzo(a)pyrene

    January 1, 2014 – October 30, 2014

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    January 1, 2014 – October 30, 2014

    Resolved
  • Monitoring, Regular

    1,2-DIBROMO-3-CHLOROPROPANE

    January 1, 2014 – October 30, 2014

    Resolved
  • Monitoring, Regular

    ETHYLENE DIBROMIDE

    January 1, 2014 – October 30, 2014

    Resolved
  • Monitoring, Regular

    Chlordane

    January 1, 2014 – October 30, 2014

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

    Groundwater Rule

    December 1, 2010 – December 31, 2010

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2006 – April 13, 2007

    Resolved
  • Monitoring, Regular

    Thallium, Total

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    1,1,1-Trichloroethane

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    Carbon tetrachloride

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    1,2-Dichloropropane

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    Trichloroethylene

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    1,1,2-Trichloroethane

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    Tetrachloroethylene

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    CHLOROBENZENE

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    Benzene

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    Toluene

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    Ethylbenzene

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    Styrene

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    Arsenic

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    Barium

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    Cadmium

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    Chromium

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    CYANIDE

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    Fluoride

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    Mercury

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    Nickel

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    Selenium

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    Antimony, Total

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    Beryllium, Total

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    1,2,4-Trichlorobenzene

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    Xylenes, Total

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    DICHLOROMETHANE

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    o-Dichlorobenzene

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    p-Dichlorobenzene

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    1,1-Dichloroethylene

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    1,2-Dichloroethane

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    February 1, 1993 – February 28, 1993

    Archived
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Nitrate

    February 24, 1988 – March 23, 1988

    Archived
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Nitrate

    July 8, 1986 – August 7, 1986

    Archived
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Nitrate

    April 11, 1986 – May 10, 1986

    Archived
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Nitrate

    January 14, 1986 – February 13, 1986

    Archived
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Nitrate

    May 14, 1985 – July 13, 1985

    Archived
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Nitrate

    December 11, 1984 – January 10, 1985

    Archived
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Nitrate

    August 8, 1983 – February 7, 1984

    Archived
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Nitrate

    May 11, 1982 – June 10, 1982

    Archived
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Nitrate

    April 13, 1982 – September 12, 1982

    Archived
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Nitrate

    March 23, 1982 – April 22, 1982

    Archived
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Nitrate

    November 10, 1981 – December 9, 1981

    Archived
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Nitrate

    October 13, 1981 – November 12, 1981

    Archived
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Nitrate

    September 8, 1981 – October 7, 1981

    Archived
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Nitrate

    August 11, 1981 – September 10, 1981

    Archived
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Nitrate

    July 14, 1981 – August 13, 1981

    Archived
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Nitrate

    June 9, 1981 – July 8, 1981

    Archived
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Nitrate

    May 12, 1981 – June 11, 1981

    Archived
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Nitrate

    April 14, 1981 – May 13, 1981

    Archived
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Nitrate

    March 10, 1981 – April 9, 1981

    Archived
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Nitrate

    February 10, 1981 – March 9, 1981

    Archived
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Nitrate

    January 13, 1981 – February 12, 1981

    Archived

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

Enforcement actions

Contact

EAST DONEGAL

717-203-4845

COLUMBIA, PA 17512