Drinking Water Compliance OS

WILLIAMSPORT, PA · Lycoming County

COLLOMSVILLE MUTUAL WATERWORKS Water System

Current status

25 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 Pennsylvania’s official records. Always confirm current status with Pennsylvania before making decisions based on this information.

System facts

System ID (PWSID)
PA4410179
System type
Community Water System
Population served
250
Service connections
87
Ownership
privately owned
Water source
groundwater (wells)

Violation history

  • Monitoring, Regular

    Combined Uranium

    October 1, 2025 – December 31, 2025

    Archived
  • Monitoring, Regular

    Radium-226

    October 1, 2025 – December 31, 2025

    Archived
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    October 1, 2025 – December 31, 2025

    Archived
  • Monitoring, Regular

    Radium-228

    October 1, 2025 – December 31, 2025

    Archived
  • Consumer Confidence Report Inadequate Reporting

    Consumer Confidence Rule

    October 1, 2024 – July 16, 2025

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2024 – May 13, 2025

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    May 11, 2024 – May 5, 2025

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 2024 – December 31, 2024

    Resolved
  • Monitoring, Regular

    Nitrite

    January 1, 2024 – December 31, 2024

    Resolved
  • Consumer Confidence Report Inadequate Reporting

    Consumer Confidence Rule

    October 1, 2023 – July 16, 2025

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    June 11, 2023 – June 24, 2024

    Resolved
  • Monitoring, Routine (RTCR)

    Revised Total Coliform Rule

    April 1, 2023 – April 30, 2023

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    January 11, 2023 – June 24, 2024

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    January 11, 2023 – June 24, 2024

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    January 11, 2023 – June 24, 2024

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    January 11, 2023 – June 24, 2024

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    January 11, 2023 – June 24, 2024

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    January 11, 2023 – June 24, 2024

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    January 11, 2023 – June 24, 2024

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    January 11, 2023 – June 24, 2024

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    January 11, 2023 – June 24, 2024

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    January 11, 2023 – June 24, 2024

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    January 11, 2023 – June 24, 2024

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    January 11, 2023 – June 24, 2024

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    January 11, 2023 – June 24, 2024

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    January 11, 2023 – June 24, 2024

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    January 11, 2023 – June 24, 2024

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    January 11, 2023 – June 24, 2024

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    January 11, 2023 – June 24, 2024

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    January 11, 2023 – June 24, 2024

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    January 11, 2023 – June 24, 2024

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    January 11, 2023 – June 24, 2024

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    October 11, 2022 – June 24, 2024

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

    Lead and Copper Rule

    October 1, 2022 – May 13, 2025

    Resolved
  • Consumer Confidence Report Inadequate Reporting

    Consumer Confidence Rule

    October 1, 2022 – July 16, 2025

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2022 – July 16, 2025

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

    Groundwater Rule

    May 1, 2022 – May 31, 2022

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 11, 2022 – November 3, 2022

    Resolved
  • Monitoring, Regular

    Toxaphene

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring, Regular

    BHC-GAMMA

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring, Regular

    Endrin

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring and Reporting (DBP)

    TTHM

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring, Regular

    Chlordane

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring, Regular

    ETHYLENE DIBROMIDE

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring, Regular

    1,2-DIBROMO-3-CHLOROPROPANE

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring, Regular

    Total Polychlorinated Biphenyls (PCB)

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring, Regular

    Benzo(a)pyrene

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring, Regular

    2,4,5-TP

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring, Regular

    2,4-D

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring, Regular

    Heptachlor

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring, Regular

    2,3,7,8-TCDD

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring, Regular

    LASSO

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring, Regular

    Atrazine

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring, Regular

    Carbofuran

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring, Regular

    Dinoseb

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring, Regular

    Picloram

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring, Regular

    Simazine

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring, Regular

    OXAMYL

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring, Regular

    Glyphosate

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring, Regular

    Endothall

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring, Regular

    Diquat

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring, Regular

    Dalapon

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring, Regular

    Methoxychlor

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring, Regular

    1,2-DIBROMO-3-CHLOROPROPANE

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    ETHYLENE DIBROMIDE

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Chlordane

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Endrin

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    BHC-GAMMA

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Methoxychlor

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Toxaphene

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Dalapon

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Diquat

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Endothall

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Glyphosate

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    OXAMYL

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Simazine

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Picloram

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Dinoseb

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Carbofuran

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Atrazine

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    LASSO

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    2,3,7,8-TCDD

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Heptachlor

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    2,4-D

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    2,4,5-TP

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Benzo(a)pyrene

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Total Polychlorinated Biphenyls (PCB)

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Dinoseb

    January 1, 2021 – March 31, 2021

    Resolved
  • Monitoring, Regular

    Styrene

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    Ethylbenzene

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    Toluene

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    Benzene

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    CHLOROBENZENE

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    Tetrachloroethylene

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    1,1,2-Trichloroethane

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    Trichloroethylene

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    1,2-Dichloropropane

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    Carbon tetrachloride

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    1,1,1-Trichloroethane

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    1,2-Dichloroethane

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    1,1-Dichloroethylene

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    p-Dichlorobenzene

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    o-Dichlorobenzene

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    DICHLOROMETHANE

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    Xylenes, Total

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    1,2,4-Trichlorobenzene

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    Nitrite

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    Thallium, Total

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    Beryllium, Total

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    Antimony, Total

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    Selenium

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    Nickel

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    Mercury

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    Fluoride

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    CYANIDE

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    Chromium

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    Cadmium

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    Barium

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    Arsenic

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    Chlordane

    January 1, 2021 – March 31, 2021

    Resolved
  • Monitoring, Regular

    ETHYLENE DIBROMIDE

    January 1, 2021 – March 31, 2021

    Resolved
  • Monitoring, Regular

    1,2-DIBROMO-3-CHLOROPROPANE

    January 1, 2021 – March 31, 2021

    Resolved
  • Monitoring, Regular

    Total Polychlorinated Biphenyls (PCB)

    January 1, 2021 – March 31, 2021

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    January 1, 2021 – March 31, 2021

    Resolved
  • Monitoring, Regular

    Benzo(a)pyrene

    January 1, 2021 – March 31, 2021

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    January 1, 2021 – March 31, 2021

    Resolved
  • Monitoring, Regular

    2,4,5-TP

    January 1, 2021 – March 31, 2021

    Resolved
  • Monitoring, Regular

    2,4-D

    January 1, 2021 – March 31, 2021

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    January 1, 2021 – March 31, 2021

    Resolved
  • Monitoring, Regular

    Heptachlor

    January 1, 2021 – March 31, 2021

    Resolved
  • Monitoring, Regular

    2,3,7,8-TCDD

    January 1, 2021 – March 31, 2021

    Resolved
  • Monitoring, Regular

    LASSO

    January 1, 2021 – March 31, 2021

    Resolved
  • Monitoring, Regular

    Atrazine

    January 1, 2021 – March 31, 2021

    Resolved
  • Monitoring, Regular

    Carbofuran

    January 1, 2021 – March 31, 2021

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    January 1, 2021 – March 31, 2021

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    January 1, 2021 – March 31, 2021

    Resolved
  • Monitoring, Regular

    Glyphosate

    January 1, 2021 – March 31, 2021

    Resolved
  • Monitoring, Regular

    Endothall

    January 1, 2021 – March 31, 2021

    Resolved
  • Monitoring, Regular

    Diquat

    January 1, 2021 – March 31, 2021

    Resolved
  • Monitoring, Regular

    Dalapon

    January 1, 2021 – March 31, 2021

    Resolved
  • Monitoring, Regular

    Toxaphene

    January 1, 2021 – March 31, 2021

    Resolved
  • Monitoring, Regular

    Methoxychlor

    January 1, 2021 – March 31, 2021

    Resolved
  • Monitoring, Regular

    BHC-GAMMA

    January 1, 2021 – March 31, 2021

    Resolved
  • Monitoring, Regular

    Endrin

    January 1, 2021 – March 31, 2021

    Resolved
  • Monitoring, Regular

    Picloram

    January 1, 2021 – March 31, 2021

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    January 1, 2021 – March 31, 2021

    Resolved
  • Monitoring, Regular

    Simazine

    January 1, 2021 – March 31, 2021

    Resolved
  • Monitoring, Regular

    OXAMYL

    January 1, 2021 – March 31, 2021

    Resolved
  • Consumer Confidence Report Inadequate Reporting

    Consumer Confidence Rule

    October 1, 2020 – December 2, 2020

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2020 – October 30, 2020

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2019 – November 12, 2019

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 2019 – December 31, 2019

    Resolved
  • Monitoring, Regular

    Nitrite

    January 1, 2019 – December 31, 2019

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2018 – December 12, 2019

    Resolved
  • Monitoring, Regular

    2,3,7,8-TCDD

    April 1, 2018 – June 30, 2018

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

    Groundwater Rule

    February 1, 2018 – February 28, 2018

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    January 1, 2018 – March 31, 2018

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    November 12, 2017 – December 29, 2020

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    October 23, 2017 – April 23, 2020

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

    Revised Total Coliform Rule

    October 2, 2017 – December 29, 2020

    Resolved
  • Treatment Technique, Corrective/Expedited Actions (RTCR)

    Health-based

    Revised Total Coliform Rule

    October 2, 2017 – December 29, 2020

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    September 12, 2017 – April 23, 2020

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

    Revised Total Coliform Rule

    September 12, 2017 – April 23, 2020

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

    Health-based

    Revised Total Coliform Rule

    August 1, 2017 – August 31, 2017

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2017 – May 6, 2020

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2016 – May 30, 2019

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    July 1, 2015 – September 30, 2015

    Resolved
  • Monitoring and Reporting (DBP)

    TTHM

    July 1, 2015 – September 30, 2015

    Resolved
  • Monitoring, Regular

    Fluoride

    January 1, 2015 – December 31, 2015

    Resolved
  • Monitoring, Regular

    CYANIDE

    January 1, 2015 – December 31, 2015

    Resolved
  • Monitoring, Regular

    Chromium

    January 1, 2015 – December 31, 2015

    Resolved
  • Monitoring, Regular

    Cadmium

    January 1, 2015 – December 31, 2015

    Resolved
  • Monitoring, Regular

    Thallium, Total

    January 1, 2015 – December 31, 2015

    Resolved
  • Monitoring, Regular

    Barium

    January 1, 2015 – December 31, 2015

    Resolved
  • Monitoring, Regular

    Nitrite

    January 1, 2015 – December 31, 2015

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 2015 – December 31, 2015

    Resolved
  • Monitoring, Regular

    Arsenic

    January 1, 2015 – December 31, 2015

    Resolved
  • Monitoring, Regular

    Beryllium, Total

    January 1, 2015 – December 31, 2015

    Resolved
  • Monitoring, Regular

    Antimony, Total

    January 1, 2015 – December 31, 2015

    Resolved
  • Monitoring, Regular

    Selenium

    January 1, 2015 – December 31, 2015

    Resolved
  • Monitoring, Regular

    Nickel

    January 1, 2015 – December 31, 2015

    Resolved
  • Monitoring, Regular

    Mercury

    January 1, 2015 – December 31, 2015

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    July 11, 2013

    Unaddressed
  • Public Notification Violation for NPDWR Violation

    Public Notice

    July 11, 2013

    Unaddressed
  • Public Notification Violation for NPDWR Violation

    Public Notice

    July 11, 2013

    Unaddressed
  • Public Notification Violation for NPDWR Violation

    Public Notice

    July 11, 2013

    Unaddressed
  • Public Notification Violation for NPDWR Violation

    Public Notice

    July 11, 2013

    Unaddressed
  • Public Notification Violation for NPDWR Violation

    Public Notice

    July 11, 2013

    Unaddressed
  • Public Notification Violation for NPDWR Violation

    Public Notice

    July 11, 2013

    Unaddressed
  • Public Notification Violation for NPDWR Violation

    Public Notice

    July 11, 2013

    Unaddressed
  • Public Notification Violation for NPDWR Violation

    Public Notice

    July 11, 2013

    Unaddressed
  • Public Notification Violation for NPDWR Violation

    Public Notice

    July 11, 2013

    Unaddressed
  • Public Notification Violation for NPDWR Violation

    Public Notice

    July 11, 2013

    Unaddressed
  • Public Notification Violation for NPDWR Violation

    Public Notice

    July 11, 2013

    Unaddressed
  • Public Notification Violation for NPDWR Violation

    Public Notice

    July 11, 2013

    Unaddressed
  • Public Notification Violation for NPDWR Violation

    Public Notice

    July 11, 2013

    Unaddressed
  • Public Notification Violation for NPDWR Violation

    Public Notice

    July 11, 2013

    Unaddressed
  • Public Notification Violation for NPDWR Violation

    Public Notice

    July 11, 2013

    Unaddressed
  • Public Notification Violation for NPDWR Violation

    Public Notice

    July 11, 2013

    Unaddressed
  • Public Notification Violation for NPDWR Violation

    Public Notice

    July 11, 2013

    Unaddressed
  • Public Notification Violation for NPDWR Violation

    Public Notice

    July 11, 2013

    Unaddressed
  • Public Notification Violation for NPDWR Violation

    Public Notice

    July 11, 2013

    Unaddressed
  • Public Notification Violation for NPDWR Violation

    Public Notice

    July 11, 2013

    Unaddressed
  • Public Notification Violation for NPDWR Violation

    Public Notice

    July 11, 2013

    Unaddressed
  • Public Notification Violation for NPDWR Violation

    Public Notice

    July 11, 2013

    Unaddressed
  • Public Notification Violation for NPDWR Violation

    Public Notice

    July 11, 2013

    Unaddressed
  • Public Notification Violation for NPDWR Violation

    Public Notice

    July 11, 2013

    Unaddressed
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 11, 2013 – July 1, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 11, 2013 – July 1, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 11, 2013 – July 1, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 11, 2013 – July 1, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 11, 2013 – July 1, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 11, 2013 – July 1, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 11, 2013 – July 1, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 11, 2013 – July 1, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 11, 2013 – July 1, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 11, 2013 – July 1, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 11, 2013 – July 1, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 11, 2013 – July 1, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 11, 2013 – July 1, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 11, 2013 – July 1, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 11, 2013 – July 1, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 11, 2013 – July 1, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 11, 2013 – July 1, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 11, 2013 – July 1, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 11, 2013 – July 1, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 11, 2013 – July 1, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 11, 2013 – July 1, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 11, 2013 – July 1, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 11, 2013 – July 1, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 11, 2013 – July 1, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 11, 2013 – July 1, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 11, 2013 – July 1, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 11, 2013 – July 1, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 11, 2013 – July 1, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 11, 2013 – July 1, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 11, 2013 – July 1, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    January 11, 2013 – May 20, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    January 11, 2013 – May 20, 2013

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    January 1, 2013 – March 31, 2013

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

    Groundwater Rule

    August 1, 2012 – August 31, 2012

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Chlordane

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Heptachlor

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Toxaphene

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Methoxychlor

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    BHC-GAMMA

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Endrin

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    July 1, 2012 – September 30, 2012

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2012 – November 20, 2012

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    April 1, 2012 – June 30, 2012

    Resolved
  • Monitoring, Regular

    Carbofuran

    April 1, 2012 – June 30, 2012

    Resolved
  • Monitoring, Regular

    Atrazine

    April 1, 2012 – June 30, 2012

    Resolved
  • Monitoring, Regular

    LASSO

    April 1, 2012 – June 30, 2012

    Resolved
  • Monitoring, Regular

    2,3,7,8-TCDD

    April 1, 2012 – June 30, 2012

    Resolved
  • Monitoring, Regular

    Heptachlor

    April 1, 2012 – June 30, 2012

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    April 1, 2012 – June 30, 2012

    Resolved
  • Monitoring, Regular

    2,4-D

    April 1, 2012 – June 30, 2012

    Resolved
  • Monitoring, Regular

    2,4,5-TP

    April 1, 2012 – June 30, 2012

    Resolved
  • Monitoring, Regular

    ETHYLENE DIBROMIDE

    April 1, 2012 – June 30, 2012

    Resolved
  • Monitoring, Regular

    Benzo(a)pyrene

    April 1, 2012 – June 30, 2012

    Resolved
  • Monitoring, Regular

    1,2-DIBROMO-3-CHLOROPROPANE

    April 1, 2012 – June 30, 2012

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    April 1, 2012 – June 30, 2012

    Resolved
  • Monitoring, Regular

    Total Polychlorinated Biphenyls (PCB)

    April 1, 2012 – June 30, 2012

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    April 1, 2012 – June 30, 2012

    Resolved
  • Monitoring, Regular

    Chlordane

    April 1, 2012 – June 30, 2012

    Resolved
  • Monitoring, Regular

    Endrin

    April 1, 2012 – June 30, 2012

    Resolved
  • Monitoring, Regular

    Toxaphene

    April 1, 2012 – June 30, 2012

    Resolved
  • Monitoring, Regular

    Endothall

    April 1, 2012 – June 30, 2012

    Resolved
  • Monitoring, Regular

    Glyphosate

    April 1, 2012 – June 30, 2012

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    April 1, 2012 – June 30, 2012

    Resolved
  • Monitoring, Regular

    OXAMYL

    April 1, 2012 – June 30, 2012

    Resolved
  • Monitoring, Regular

    Simazine

    April 1, 2012 – June 30, 2012

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    April 1, 2012 – June 30, 2012

    Resolved
  • Monitoring, Regular

    Picloram

    April 1, 2012 – June 30, 2012

    Resolved
  • Monitoring, Regular

    Dinoseb

    April 1, 2012 – June 30, 2012

    Resolved
  • Monitoring, Regular

    Benzo(a)pyrene

    January 1, 2012 – March 31, 2012

    Resolved
  • Monitoring, Regular

    Styrene

    January 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Regular

    Ethylbenzene

    January 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Regular

    Toluene

    January 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Regular

    Benzene

    January 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Regular

    CHLOROBENZENE

    January 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Regular

    Tetrachloroethylene

    January 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Regular

    1,1,2-Trichloroethane

    January 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Regular

    Trichloroethylene

    January 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Regular

    1,2-Dichloropropane

    January 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Regular

    Carbon tetrachloride

    January 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Regular

    1,1,1-Trichloroethane

    January 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Regular

    1,2-Dichloroethane

    January 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    January 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Regular

    1,1-Dichloroethylene

    January 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Regular

    p-Dichlorobenzene

    January 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Regular

    o-Dichlorobenzene

    January 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Regular

    DICHLOROMETHANE

    January 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Regular

    Xylenes, Total

    January 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    January 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Regular

    1,2,4-Trichlorobenzene

    January 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Regular

    Chlordane

    January 1, 2012 – March 31, 2012

    Resolved
  • Monitoring, Regular

    ETHYLENE DIBROMIDE

    January 1, 2012 – March 31, 2012

    Resolved
  • Monitoring, Regular

    1,2-DIBROMO-3-CHLOROPROPANE

    January 1, 2012 – March 31, 2012

    Resolved
  • Monitoring, Regular

    Total Polychlorinated Biphenyls (PCB)

    January 1, 2012 – March 31, 2012

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    January 1, 2012 – March 31, 2012

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    January 1, 2012 – March 31, 2012

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    January 1, 2012 – March 31, 2012

    Resolved
  • Monitoring, Regular

    Heptachlor

    January 1, 2012 – March 31, 2012

    Resolved
  • Monitoring, Regular

    2,3,7,8-TCDD

    January 1, 2012 – March 31, 2012

    Resolved
  • Monitoring, Regular

    LASSO

    January 1, 2012 – March 31, 2012

    Resolved
  • Monitoring, Regular

    Atrazine

    January 1, 2012 – March 31, 2012

    Resolved
  • Monitoring, Regular

    Carbofuran

    January 1, 2012 – March 31, 2012

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    January 1, 2012 – March 31, 2012

    Resolved
  • Monitoring, Regular

    Dinoseb

    January 1, 2012 – March 31, 2012

    Resolved
  • Monitoring, Regular

    Picloram

    January 1, 2012 – March 31, 2012

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    January 1, 2012 – March 31, 2012

    Resolved
  • Monitoring, Regular

    Simazine

    January 1, 2012 – March 31, 2012

    Resolved
  • Monitoring, Regular

    OXAMYL

    January 1, 2012 – March 31, 2012

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    January 1, 2012 – March 31, 2012

    Resolved
  • Monitoring, Regular

    Glyphosate

    January 1, 2012 – March 31, 2012

    Resolved
  • Monitoring, Regular

    Endothall

    January 1, 2012 – March 31, 2012

    Resolved
  • Monitoring, Regular

    Diquat

    January 1, 2012 – March 31, 2012

    Resolved
  • Monitoring, Regular

    Dalapon

    January 1, 2012 – March 31, 2012

    Resolved
  • Monitoring, Regular

    Toxaphene

    January 1, 2012 – March 31, 2012

    Resolved
  • Monitoring, Regular

    BHC-GAMMA

    January 1, 2012 – March 31, 2012

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    July 1, 2011 – September 19, 2011

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    April 1, 2011 – June 30, 2011

    Resolved
  • Monitoring, Regular

    Nitrite

    January 1, 2011 – December 31, 2011

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 2011 – December 31, 2011

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    October 1, 2010 – December 31, 2010

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2010 – August 15, 2011

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    January 1, 2010 – March 31, 2010

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    October 1, 2009 – December 31, 2009

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    July 1, 2009 – September 30, 2009

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    April 1, 2009 – June 30, 2009

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    January 1, 2009 – March 31, 2009

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    October 1, 2008 – December 31, 2008

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    July 1, 2008 – September 30, 2008

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    April 1, 2008 – June 30, 2008

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    January 1, 2008 – March 31, 2008

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    October 1, 2007 – December 31, 2007

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    July 1, 2007 – September 30, 2007

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2006 – September 26, 2006

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    April 1, 2006 – June 30, 2006

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    January 1, 2006 – March 31, 2006

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    October 1, 2005 – December 31, 2005

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2005 – September 29, 2005

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    July 1, 2005 – September 30, 2005

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    April 1, 2005 – June 30, 2005

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 2005 – December 31, 2005

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    January 1, 2005 – March 31, 2005

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    October 1, 2004 – December 31, 2004

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2004 – October 27, 2004

    Resolved
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    July 1, 1996 – June 30, 2000

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    February 1, 1995 – February 28, 1995

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 1995 – December 31, 1995

    Resolved
  • Initial Tap Sampling for Pb and Cu

    Lead and Copper Rule

    January 1, 1994 – November 18, 1994

    Resolved
  • Treatment Technique (SWTR and GWR)

    Health-based

    Surface Water Treatment Rule

    August 1, 1993 – August 31, 1993

    Resolved
  • Monitoring, Regular

    1,1-Dichloroethylene

    July 1, 1992 – September 30, 1992

    Resolved
  • Monitoring, Regular

    p-Dichlorobenzene

    July 1, 1992 – September 30, 1992

    Resolved
  • Monitoring, Regular

    1,2-Dichloroethane

    July 1, 1992 – September 30, 1992

    Resolved
  • Monitoring, Regular

    1,1,1-Trichloroethane

    July 1, 1992 – September 30, 1992

    Resolved
  • Monitoring, Regular

    Carbon tetrachloride

    July 1, 1992 – September 30, 1992

    Resolved
  • Monitoring, Regular

    Trichloroethylene

    July 1, 1992 – September 30, 1992

    Resolved
  • Monitoring, Regular

    Benzene

    July 1, 1992 – September 30, 1992

    Resolved
  • Monitoring, Regular

    Carbon tetrachloride

    July 1, 1991 – September 30, 1991

    Resolved
  • Monitoring, Regular

    Trichloroethylene

    July 1, 1991 – September 30, 1991

    Resolved
  • Monitoring, Regular

    Benzene

    July 1, 1991 – September 30, 1991

    Resolved
  • Monitoring, Regular

    p-Dichlorobenzene

    July 1, 1991 – September 30, 1991

    Resolved
  • Monitoring, Regular

    1,1-Dichloroethylene

    July 1, 1991 – September 30, 1991

    Resolved
  • Monitoring, Regular

    1,2-Dichloroethane

    July 1, 1991 – September 30, 1991

    Resolved
  • Monitoring, Regular

    1,1,1-Trichloroethane

    July 1, 1991 – September 30, 1991

    Resolved
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    July 1, 1988 – June 30, 1992

    Resolved
  • Monitoring, Regular

    Chromium

    June 26, 1985 – June 25, 1986

    Archived
  • Monitoring, Regular

    Fluoride

    June 26, 1985 – June 25, 1986

    Archived
  • Monitoring, Regular

    Nitrate

    June 26, 1985 – June 25, 1986

    Archived
  • Monitoring, Regular

    Mercury

    June 26, 1985 – June 25, 1986

    Archived
  • Monitoring, Regular

    Barium

    June 26, 1985 – June 25, 1986

    Archived
  • Monitoring, Regular

    Selenium

    June 26, 1985 – June 25, 1986

    Archived
  • Monitoring, Regular

    Nitrate

    June 25, 1983 – June 24, 1984

    Archived
  • Monitoring, Regular

    Cadmium

    June 25, 1983 – June 24, 1984

    Archived
  • Monitoring, Regular

    Chromium

    June 25, 1983 – June 24, 1984

    Archived
  • Monitoring, Regular

    Selenium

    June 25, 1983 – June 24, 1984

    Archived
  • Monitoring, Regular

    Fluoride

    June 25, 1983 – June 24, 1984

    Archived
  • Monitoring, Regular

    Mercury

    June 25, 1983 – June 24, 1984

    Archived
  • Monitoring, Regular

    Arsenic

    June 25, 1983 – June 24, 1984

    Archived
  • Monitoring, Regular

    Selenium

    June 25, 1982 – June 24, 1983

    Archived
  • Monitoring, Regular

    Cadmium

    June 25, 1982 – June 24, 1983

    Archived
  • Monitoring, Regular

    Barium

    June 25, 1982 – June 24, 1983

    Archived
  • Monitoring, Regular

    Chromium

    June 25, 1982 – June 24, 1983

    Archived
  • Monitoring, Regular

    Fluoride

    June 25, 1982 – June 24, 1983

    Archived
  • Monitoring, Regular

    Arsenic

    June 25, 1982 – June 24, 1983

    Archived
  • Monitoring, Regular

    Nitrate

    June 25, 1982 – June 24, 1983

    Archived

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

COLLOMSVILLE MUTUAL WATERWORKS

570-745-7354

WILLIAMSPORT, PA 17702