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DUQUESNE WATER DEPT

Pennsylvania — Community Water System — PWSID: PA5020012

System Information

PWSIDPA5020012
System NameDUQUESNE WATER DEPT
System TypeCommunity Water System
Water SourceSurface Water Purchased
Activity StatusActive
Owner TypeLocal
EPA Region03
Serves SchoolNo
WholesalerNo
First ReportedFeb 12, 1979
Last ReportedDec 17, 2025

Location & Contact

StatePennsylvania
CityDUQUESNE
ZIP Code15110
Address12 S 2ND ST
OrganizationDUQUESNE WATER DEPT
Phone412-466-8535

Population & Service

Population Served5,565
Service Connections2,110

Drinking Water Violations (135)

This water system has 135 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
Oct 1, 2024 Dec 31, 2024 TTHM MCL Yes No .081 MG/L 0.080 mg/L — Resolved Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 TTHM MCL Yes No .081 MG/L 0.080 mg/L — Resolved Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 TTHM MCL Yes No .081 MG/L 0.080 mg/L — Resolved Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 TTHM MCL Yes No .081 MG/L 0.080 mg/L — Resolved Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Jan 31, 2023 Surface Water Treatment Rule MR No Yes — — — Resolved Jan 31, 2023 Surface Water Treatment Rule
Jan 1, 2023 Jan 31, 2023 Surface Water Treatment Rule MR No Yes — — — Resolved Jan 31, 2023 Surface Water Treatment Rule
Jan 1, 2023 Jan 31, 2023 Surface Water Treatment Rule MR No Yes — — — Resolved Jan 31, 2023 Surface Water Treatment Rule
Jan 1, 2023 Jan 31, 2023 Revised Total Coliform Rule MON No No — — — Resolved Jan 31, 2023 Revised Total Coliform Rule
Jan 1, 2023 Jan 31, 2023 Revised Total Coliform Rule MON No No — — — Resolved Jan 31, 2023 Revised Total Coliform Rule
Jan 1, 2023 Jan 31, 2023 Revised Total Coliform Rule MON No No — — — Resolved Jan 31, 2023 Revised Total Coliform Rule
Jan 1, 2023 Jan 31, 2023 Chlorine MR No Yes — 4.0 mg/L — Resolved Jan 31, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Jan 31, 2023 Chlorine MR No Yes — 4.0 mg/L — Resolved Jan 31, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Jan 31, 2023 Chlorine MR No Yes — 4.0 mg/L — Resolved Jan 31, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2022 — Consumer Confidence Rule Other No No — — — Resolved Dec 14, 2022 Consumer Confidence Rule
Oct 1, 2022 — Consumer Confidence Rule Other No No — — — Resolved Dec 14, 2022 Consumer Confidence Rule
Oct 1, 2022 — Consumer Confidence Rule Other No No — — — Resolved Dec 14, 2022 Consumer Confidence Rule
May 11, 2022 — Public Notice Other No No — — — Resolved Dec 8, 2022 Public Notice Rule and Revised PN Rule
May 11, 2022 — Public Notice Other No No — — — Resolved Dec 8, 2022 Public Notice Rule and Revised PN Rule
Jan 1, 2022 Dec 31, 2022 Asbestos MR No Yes — 7 MFL — Resolved Dec 31, 2022 Inorganic Chemicals
Jan 1, 2022 Dec 31, 2022 Asbestos MR No Yes — 7 MFL — Resolved Dec 31, 2022 Inorganic Chemicals
Jan 1, 2022 Dec 31, 2022 Asbestos MR No Yes — 7 MFL — Resolved Dec 31, 2022 Inorganic Chemicals
Jan 1, 2022 Dec 31, 2022 Asbestos MR No Yes — 7 MFL — Resolved Dec 31, 2022 Inorganic Chemicals
Jan 1, 2022 Mar 31, 2022 TTHM MCL Yes No .081 MG/L 0.080 mg/L — Resolved Mar 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2022 Mar 31, 2022 TTHM MCL Yes No .081 MG/L 0.080 mg/L — Resolved Mar 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2021 — Consumer Confidence Rule Other No No — — — Resolved Dec 14, 2022 Consumer Confidence Rule
Oct 1, 2021 — Consumer Confidence Rule Other No No — — — Resolved Dec 14, 2022 Consumer Confidence Rule
Oct 1, 2021 — Consumer Confidence Rule Other No No — — — Resolved Dec 14, 2022 Consumer Confidence Rule
Jul 1, 2021 — Consumer Confidence Rule Other No No — — — Unaddressed — Consumer Confidence Rule
Apr 1, 2021 Jun 30, 2021 TTHM MCL Yes No .083 MG/L 0.080 mg/L — Archived Jun 30, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2021 Jun 30, 2021 TTHM MCL Yes No .083 MG/L 0.080 mg/L — Archived Jun 30, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 18, 2019 — Public Notice Other No No — — — Resolved Oct 22, 2019 Public Notice Rule and Revised PN Rule
Jul 8, 2019 — Revised Total Coliform Rule RPT No No — — — Resolved Oct 22, 2019 Revised Total Coliform Rule
Jul 8, 2019 — Revised Total Coliform Rule RPT No No — — — Resolved Oct 22, 2019 Revised Total Coliform Rule
Jul 8, 2019 — Revised Total Coliform Rule RPT No No — — — Resolved Oct 22, 2019 Revised Total Coliform Rule
Jul 8, 2019 — Revised Total Coliform Rule RPT No No — — — Resolved Oct 22, 2019 Revised Total Coliform Rule
Jul 8, 2019 — Revised Total Coliform Rule RPT No No — — — Resolved Oct 22, 2019 Revised Total Coliform Rule
Jul 8, 2019 — Revised Total Coliform Rule RPT No No — — — Resolved Oct 22, 2019 Revised Total Coliform Rule
Jul 8, 2019 — Revised Total Coliform Rule RPT No No — — — Resolved Oct 22, 2019 Revised Total Coliform Rule
Jul 8, 2019 — Revised Total Coliform Rule RPT No No — — — Resolved Oct 22, 2019 Revised Total Coliform Rule
Jul 1, 2019 — Consumer Confidence Rule Other No No — — — Resolved Oct 22, 2019 Consumer Confidence Rule
Jun 1, 2019 Jun 30, 2019 Surface Water Treatment Rule MR No Yes — — — Resolved Jun 30, 2019 Surface Water Treatment Rule
Jun 1, 2019 Jun 30, 2019 Surface Water Treatment Rule MR No Yes — — — Resolved Jun 30, 2019 Surface Water Treatment Rule
Jun 1, 2019 Jun 30, 2019 Surface Water Treatment Rule MR No Yes — — — Resolved Jun 30, 2019 Surface Water Treatment Rule
Jun 1, 2019 Jun 30, 2019 Surface Water Treatment Rule MR No Yes — — — Resolved Jun 30, 2019 Surface Water Treatment Rule
May 1, 2019 May 31, 2019 Surface Water Treatment Rule MR No Yes — — — Resolved May 31, 2019 Surface Water Treatment Rule
May 1, 2019 May 31, 2019 Surface Water Treatment Rule MR No Yes — — — Resolved May 31, 2019 Surface Water Treatment Rule
May 1, 2019 May 31, 2019 Surface Water Treatment Rule MR No Yes — — — Resolved May 31, 2019 Surface Water Treatment Rule
May 1, 2019 May 31, 2019 Surface Water Treatment Rule MR No Yes — — — Resolved May 31, 2019 Surface Water Treatment Rule
Apr 1, 2019 Jun 30, 2019 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2019 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2019 Jun 30, 2019 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2019 Stage 1 Disinfectants and Disinfection Byproducts 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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