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BOROUGH OF CORNWALL

Pennsylvania — Community Water System — PWSID: PA7380007

System Information

PWSIDPA7380007
System NameBOROUGH OF CORNWALL
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
CityLEBANON
ZIP Code17042
Address44 REXMONT RD
OrganizationBOROUGH OF CORNWALL
Phone717-274-5441

Population & Service

Population Served3,343
Service Connections1,653

Drinking Water Violations (44)

This water system has 44 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 MR No Yes — 0.080 mg/L — Resolved Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2021 Sep 30, 2021 Revised Total Coliform Rule MON No No — — — Archived Sep 30, 2021 Revised Total Coliform Rule
Sep 1, 2020 Sep 30, 2020 Revised Total Coliform Rule MON No No — — — Resolved Sep 30, 2020 Revised Total Coliform Rule
Sep 1, 2020 Sep 30, 2020 Revised Total Coliform Rule MON No No — — — Resolved Sep 30, 2020 Revised Total Coliform Rule
Aug 1, 2020 Aug 31, 2020 Surface Water Treatment Rule MR No Yes — — — Resolved Aug 31, 2020 Surface Water Treatment Rule
Aug 1, 2020 Aug 31, 2020 Chlorine MR No Yes — 4.0 mg/L — Resolved Aug 31, 2020 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2017 — Revised Total Coliform Rule RPT No No — — — Resolved Jun 1, 2017 Revised Total Coliform Rule
Apr 1, 2017 — Revised Total Coliform Rule RPT No No — — — Resolved Jun 1, 2017 Revised Total Coliform Rule
Mar 1, 2016 Mar 31, 2016 Coliform (TCR) MR No No — 5% of samples — Resolved Mar 31, 2016 Total Coliform Rule
Dec 1, 2014 Dec 31, 2014 Coliform (TCR) MR No No — 5% of samples — Resolved Dec 31, 2014 Total Coliform Rule
Dec 1, 2014 Dec 31, 2014 Coliform (TCR) MR No No — 5% of samples — Resolved Dec 31, 2014 Total Coliform Rule
Apr 1, 2013 Apr 30, 2013 Surface Water Treatment Rule MR No Yes — — — Resolved Apr 30, 2013 Surface Water Treatment Rule
Apr 1, 2013 Apr 30, 2013 Surface Water Treatment Rule MR No Yes — — — Resolved Apr 30, 2013 Surface Water Treatment Rule
Apr 1, 2013 Jun 30, 2013 Chlorine MR No Yes — 4.0 mg/L — Resolved May 30, 2013 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2013 Jun 30, 2013 Chlorine MR No Yes — 4.0 mg/L — Resolved May 30, 2013 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2013 Apr 30, 2013 Coliform (TCR) MR No No — 5% of samples — Resolved Apr 30, 2013 Total Coliform Rule
Apr 1, 2013 Apr 30, 2013 Coliform (TCR) MR No No — 5% of samples — Resolved Apr 30, 2013 Total Coliform Rule
Sep 1, 2004 Sep 30, 2004 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2004 Total Coliform Rule
Sep 1, 2004 Sep 30, 2004 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2004 Total Coliform Rule
Sep 1, 2004 Sep 30, 2004 Surface Water Treatment Rule MR No Yes — — — Resolved Sep 30, 2004 Surface Water Treatment Rule
Sep 1, 2004 Sep 30, 2004 Surface Water Treatment Rule MR No Yes — — — Resolved Sep 30, 2004 Surface Water Treatment Rule
Jul 1, 2004 Sep 30, 2004 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2004 Sep 30, 2004 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 1993 Sep 30, 1993 Nitrate MR No Yes — 10 mg/L — Resolved Sep 30, 1993 Nitrate Rule
Jul 1, 1993 Sep 30, 1993 Nitrate MR No Yes — 10 mg/L — Resolved Sep 30, 1993 Nitrate Rule
Jan 1, 1993 Mar 31, 1993 Nitrate MR No Yes — 10 mg/L — Resolved Mar 31, 1993 Nitrate Rule
Jan 1, 1993 Mar 31, 1993 Nitrate MR No Yes — 10 mg/L — Resolved Mar 31, 1993 Nitrate Rule
Jun 26, 1986 Jun 25, 1987 Chromium MR No Yes — 0.1 mg/L — Archived Jun 25, 1987 Inorganic Chemicals
Jun 26, 1986 Jun 25, 1987 Fluoride MR No Yes — 4.0 mg/L — Archived Jun 25, 1987 Inorganic Chemicals
Jun 25, 1984 Jun 24, 1985 Nitrate MR No Yes — 10 mg/L — Archived Jun 24, 1985 Nitrate Rule
Jun 25, 1984 Jun 24, 1985 Cadmium MR No Yes — 0.005 mg/L — Archived Jun 24, 1985 Inorganic Chemicals
Jun 25, 1984 Jun 24, 1985 Mercury MR No Yes — 0.002 mg/L — Archived Jun 24, 1985 Inorganic Chemicals
Jun 25, 1984 Jun 24, 1985 Selenium MR No Yes — 0.05 mg/L — Archived Jun 24, 1985 Inorganic Chemicals
Jun 25, 1984 Jun 24, 1985 Chromium MR No Yes — 0.1 mg/L — Archived Jun 24, 1985 Inorganic Chemicals
Jun 25, 1984 Jun 24, 1985 Fluoride MR No Yes — 4.0 mg/L — Archived Jun 24, 1985 Inorganic Chemicals
Jun 25, 1984 Jun 24, 1985 Barium MR No Yes — 2 mg/L — Archived Jun 24, 1985 Inorganic Chemicals
Jun 25, 1984 Jun 24, 1985 Arsenic MR No Yes — 0.010 mg/L — Archived Jun 24, 1985 Arsenic Rule
Jun 24, 1982 Jun 23, 1985 Endrin MR No Yes — 0.002 mg/L — Archived Jun 23, 1985 Synthetic Organic Chemicals
— — — No No — — — — — —

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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