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DERRY BORO MUNI AUTH

Pennsylvania — Community Water System — PWSID: PA5650049

System Information

PWSIDPA5650049
System NameDERRY BORO MUNI AUTH
System TypeCommunity Water System
Water SourceSurface Water
Activity StatusActive
Owner TypeLocal
EPA Region03
Serves SchoolNo
WholesalerNo
First ReportedFeb 12, 1979
Last ReportedDec 17, 2025

Location & Contact

StatePennsylvania
CityDERRY
ZIP Code15627
Address620 N CHESTNUT ST
OrganizationDERRY BORO MUNI AUTH
Phone724-694-2305

Population & Service

Population Served6,500
Service Connections2,538

Drinking Water Violations (330)

This water system has 330 violations recorded in the EPA SDWIS database.

Begin Date End Date Contaminant Category Health-Based Major Measured Federal MCL State MCL Status Return to Compliance Rule
Apr 1, 2025 Apr 30, 2025 Revised Total Coliform Rule MON No No — — — Archived Apr 30, 2025 Revised Total Coliform Rule
Apr 1, 2025 Apr 30, 2025 Revised Total Coliform Rule MON No No — — — Archived Apr 30, 2025 Revised Total Coliform Rule
Oct 1, 2024 Dec 31, 2024 CARBON, TOTAL MR No Yes — TT — Archived Dec 31, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 CARBON, TOTAL MR No Yes — TT — Archived Dec 31, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 TTHM MR No Yes — 0.080 mg/L — Archived Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 TTHM MR No Yes — 0.080 mg/L — Archived Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2022 Dec 31, 2022 CARBON, TOTAL MR No Yes — TT — Resolved Dec 31, 2022 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2022 Dec 31, 2022 CARBON, TOTAL MR No Yes — TT — Resolved Dec 31, 2022 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2022 Dec 31, 2022 CARBON, TOTAL MR No Yes — TT — Resolved Dec 31, 2022 Stage 1 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2022 Sep 30, 2022 Interim Enhanced Surface Water Treatment Rule MR No No — — — Archived Sep 30, 2022 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jan 1, 2022 Dec 31, 2022 CYANIDE MR No Yes — 0.2 mg/L — Resolved Dec 31, 2022 Inorganic Chemicals
Jan 1, 2022 Dec 31, 2022 CYANIDE MR No Yes — 0.2 mg/L — Resolved Dec 31, 2022 Inorganic Chemicals
Jan 1, 2022 Dec 31, 2022 CYANIDE MR No Yes — 0.2 mg/L — Resolved Dec 31, 2022 Inorganic Chemicals
Jul 1, 2021 Sep 30, 2021 CARBON, TOTAL MR No Yes — TT — Archived Sep 30, 2021 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2020 Dec 31, 2022 Asbestos MR No Yes — 7 MFL — Resolved Dec 31, 2022 Inorganic Chemicals
Jan 1, 2020 Dec 31, 2020 Arsenic MR No Yes — 0.010 mg/L — Resolved Dec 31, 2020 Arsenic Rule
Jan 1, 2020 Dec 31, 2022 Asbestos MR No Yes — 7 MFL — Resolved Dec 31, 2022 Inorganic Chemicals
Jan 1, 2020 Dec 31, 2022 Asbestos MR No Yes — 7 MFL — Resolved Dec 31, 2022 Inorganic Chemicals
Jan 1, 2020 Dec 31, 2020 Arsenic MR No Yes — 0.010 mg/L — Resolved Dec 31, 2020 Arsenic Rule
Dec 1, 2019 Dec 31, 2019 Interim Enhanced Surface Water Treatment Rule MR No No — — — Resolved Dec 31, 2019 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Dec 1, 2019 Dec 31, 2019 Interim Enhanced Surface Water Treatment Rule MR No No — — — Resolved Dec 31, 2019 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Dec 1, 2019 Dec 31, 2019 Interim Enhanced Surface Water Treatment Rule MR No No — — — Resolved Dec 31, 2019 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Oct 1, 2019 Dec 31, 2019 Chlorine MR No Yes — 4.0 mg/L — Archived Dec 31, 2019 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2019 Oct 31, 2019 Surface Water Treatment Rule MR No Yes — — — Archived Oct 31, 2019 Surface Water Treatment Rule
Oct 1, 2019 Oct 31, 2019 Revised Total Coliform Rule MON No No — — — Resolved Oct 31, 2019 Revised Total Coliform Rule
Oct 1, 2019 Oct 31, 2019 Revised Total Coliform Rule MON No No — — — Resolved Oct 31, 2019 Revised Total Coliform Rule
Oct 1, 2019 Oct 31, 2019 Revised Total Coliform Rule MON No No — — — Resolved Oct 31, 2019 Revised Total Coliform Rule
Jan 1, 2019 Dec 31, 2019 Antimony, Total MR No Yes — 0.006 mg/L — Resolved Dec 31, 2019 Inorganic Chemicals
Jan 1, 2019 Dec 31, 2019 Antimony, Total MR No Yes — 0.006 mg/L — Resolved Dec 31, 2019 Inorganic Chemicals
Jan 1, 2019 Dec 31, 2019 Antimony, Total MR No Yes — 0.006 mg/L — Resolved Dec 31, 2019 Inorganic Chemicals
Jan 1, 2018 Dec 31, 2018 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2018 Nitrate Rule
Jan 1, 2018 Dec 31, 2018 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2018 Nitrate Rule
Jan 1, 2018 Dec 31, 2018 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2018 Nitrate Rule
Jan 1, 2018 Dec 31, 2018 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2018 Nitrate Rule
Jan 1, 2018 Dec 31, 2018 Nitrite MR No Yes — 1 mg/L — Resolved Dec 31, 2018 Nitrate Rule
Jan 1, 2018 Dec 31, 2018 Nitrite MR No Yes — 1 mg/L — Resolved Dec 31, 2018 Nitrate Rule
Jan 1, 2018 Dec 31, 2018 Nitrite MR No Yes — 1 mg/L — Resolved Dec 31, 2018 Nitrate Rule
Oct 11, 2017 — Public Notice Other No No — — — Resolved Jan 18, 2018 Public Notice Rule and Revised PN Rule
Oct 11, 2017 — Public Notice Other No No — — — Resolved Jan 18, 2018 Public Notice Rule and Revised PN Rule
Oct 11, 2017 — Public Notice Other No No — — — Resolved Jan 18, 2018 Public Notice Rule and Revised PN Rule
Oct 11, 2017 — Public Notice Other No No — — — Resolved Jan 18, 2018 Public Notice Rule and Revised PN Rule
Oct 11, 2017 — Public Notice Other No No — — — Resolved Jan 18, 2018 Public Notice Rule and Revised PN Rule
Oct 11, 2017 — Public Notice Other No No — — — Resolved Jan 18, 2018 Public Notice Rule and Revised PN Rule
Oct 11, 2017 — Public Notice Other No No — — — Resolved Jan 18, 2018 Public Notice Rule and Revised PN Rule
Oct 11, 2017 — Public Notice Other No No — — — Resolved Jan 18, 2018 Public Notice Rule and Revised PN Rule
Oct 1, 2017 Dec 31, 2017 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2017 Dec 31, 2017 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2017 Dec 31, 2017 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2017 Dec 31, 2017 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Mar 1, 2017 Mar 31, 2017 Surface Water Treatment Rule MR No Yes — — — Resolved Mar 31, 2017 Surface Water Treatment Rule

About This Water System

Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.

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