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PA AMERICAN COATESVILLE

Pennsylvania — Community Water System — PWSID: PA1150106

System Information

PWSIDPA1150106
System NamePA AMERICAN COATESVILLE
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
CityCOATESVILLE
ZIP Code19320
Address100 CHESHIRE CT
OrganizationPA AMERICAN COATESVILLE
Phone610-404-1540

Population & Service

Population Served36,960
Service Connections14,541

Drinking Water Violations (79)

This water system has 79 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
Aug 1, 2023 — Revised Total Coliform Rule RPT No No — — — Resolved Jan 24, 2024 Revised Total Coliform Rule
Aug 1, 2023 — Revised Total Coliform Rule RPT No No — — — Resolved Jan 24, 2024 Revised Total Coliform Rule
Aug 1, 2023 — Revised Total Coliform Rule RPT No No — — — Resolved Jan 24, 2024 Revised Total Coliform Rule
Aug 1, 2023 Aug 31, 2023 Interim Enhanced Surface Water Treatment Rule MR No No — — — Resolved Aug 31, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Aug 1, 2023 Aug 31, 2023 Interim Enhanced Surface Water Treatment Rule MR No No — — — Resolved Aug 31, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Aug 1, 2023 Aug 31, 2023 Interim Enhanced Surface Water Treatment Rule MR No No — — — Resolved Aug 31, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Aug 1, 2023 Aug 31, 2023 Interim Enhanced Surface Water Treatment Rule MR No No — — — Resolved Aug 31, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
May 1, 2023 May 31, 2023 Chlorine dioxide MR No Yes — 0.8 mg/L — Resolved May 31, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
May 1, 2023 May 31, 2023 Chlorite MR No Yes — 1.0 mg/L — Resolved May 31, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
May 1, 2023 May 31, 2023 Chlorite MR No Yes — 1.0 mg/L — Resolved May 31, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
May 1, 2023 May 31, 2023 Chlorite MR No Yes — 1.0 mg/L — Resolved May 31, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
May 1, 2023 May 31, 2023 Chlorite MR No Yes — 1.0 mg/L — Resolved May 31, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
May 1, 2023 May 31, 2023 Chlorine dioxide MR No Yes — 0.8 mg/L — Resolved May 31, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
May 1, 2023 May 31, 2023 Chlorine dioxide MR No Yes — 0.8 mg/L — Resolved May 31, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
May 1, 2023 May 31, 2023 Chlorine dioxide MR No Yes — 0.8 mg/L — Resolved May 31, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2012 Aug 31, 2012 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 2012 Total Coliform Rule
Aug 1, 2012 Aug 31, 2012 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 2012 Total Coliform Rule
Aug 1, 2012 Aug 31, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 2012 Total Coliform Rule
Aug 1, 2012 Aug 31, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 2012 Total Coliform Rule
Aug 1, 2012 Aug 31, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 2012 Total Coliform Rule
Aug 10, 2010 — Public Notice Other No No — — — Resolved Aug 20, 2010 Public Notice Rule and Revised PN Rule
Aug 10, 2010 — Public Notice Other No No — — — Resolved Aug 20, 2010 Public Notice Rule and Revised PN Rule
Aug 10, 2010 — Public Notice Other No No — — — Resolved Aug 20, 2010 Public Notice Rule and Revised PN Rule
May 11, 2010 — Public Notice Other No No — — — Resolved May 14, 2010 Public Notice Rule and Revised PN Rule
May 11, 2010 — Public Notice Other No No — — — Resolved May 14, 2010 Public Notice Rule and Revised PN Rule
Apr 1, 2010 Jun 30, 2010 CARBON, TOTAL TT Yes No — TT — Resolved Jun 30, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2010 Jun 30, 2010 CARBON, TOTAL TT Yes No — TT — Resolved Jun 30, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2010 Jun 30, 2010 CARBON, TOTAL TT Yes No — TT — Resolved Jun 30, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2010 Mar 31, 2010 CARBON, TOTAL TT Yes No — TT — Resolved Mar 31, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2010 Mar 31, 2010 CARBON, TOTAL TT Yes No — TT — Resolved Mar 31, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2003 Mar 31, 2003 Nitrate MCL Yes No 11.5 10 mg/L — Resolved Mar 31, 2003 Nitrate Rule
Oct 1, 2002 Dec 31, 2002 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2002 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2002 Dec 31, 2002 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2002 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2002 Mar 31, 2002 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Mar 31, 2002 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2002 Mar 31, 2002 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Mar 31, 2002 Stage 1 Disinfectants and Disinfection Byproducts Rule
Feb 18, 1997 — Lead and Copper Rule TT Yes No — TT — Resolved May 23, 2000 Lead and Copper Rule
Feb 18, 1997 — Lead and Copper Rule TT Yes No — TT — Resolved May 23, 2000 Lead and Copper Rule
Dec 1, 1992 Dec 31, 1992 Surface Water Treatment Rule MR No No — — — Archived Dec 31, 1992 Surface Water Treatment Rule
Oct 1, 1992 Dec 31, 1992 Carbon tetrachloride MR No Yes — 0.005 mg/L — Archived Dec 31, 1992 Volatile Organic Chemicals
Oct 1, 1992 Dec 31, 1992 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Archived Dec 31, 1992 Volatile Organic Chemicals
Oct 1, 1992 Dec 31, 1992 Trichloroethylene MR No Yes — 0.005 mg/L — Archived Dec 31, 1992 Volatile Organic Chemicals
Oct 1, 1992 Dec 31, 1992 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Archived Dec 31, 1992 Volatile Organic Chemicals
Oct 1, 1992 Dec 31, 1992 Benzene MR No Yes — 0.005 mg/L — Archived Dec 31, 1992 Volatile Organic Chemicals
Oct 1, 1992 Dec 31, 1992 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Archived Dec 31, 1992 Volatile Organic Chemicals
Oct 1, 1992 Dec 31, 1992 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Archived Dec 31, 1992 Volatile Organic Chemicals
May 1, 1992 May 31, 1992 Coliform (TCR) MCL Yes No — 5% of samples — Archived May 31, 1992 Total Coliform Rule
Apr 1, 1992 Jun 30, 1992 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Archived Jun 30, 1992 Volatile Organic Chemicals
Apr 1, 1992 Jun 30, 1992 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Archived Jun 30, 1992 Volatile Organic Chemicals
Apr 1, 1992 Jun 30, 1992 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Archived Jun 30, 1992 Volatile Organic Chemicals
Apr 1, 1992 Jun 30, 1992 Trichloroethylene MR No Yes — 0.005 mg/L — Archived Jun 30, 1992 Volatile Organic Chemicals

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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