WESTTOWN SCHOOL

Pennsylvania — Community Water System — PWSID: PA1150834

System Information

PWSIDPA1150834
System NameWESTTOWN SCHOOL
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeMixed
EPA Region03
Serves SchoolYes
WholesalerNo
First ReportedJan 5, 1982
Last ReportedDec 17, 2025

Location & Contact

StatePennsylvania
CityWEST CHESTER
ZIP Code19382
Address975 WESTTOWN RD
OrganizationWESTTOWN SCHOOL
Phone610-399-7842

Population & Service

Population Served900
Service Connections28

Drinking Water Violations (651)

This water system has 651 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
Jan 1, 2023 Lead and Copper Rule MR No No TT Resolved Feb 22, 2023 Lead and Copper Rule
Jan 1, 2023 Lead and Copper Rule MR No No TT Resolved Feb 22, 2023 Lead and Copper Rule
Mar 1, 2022 Mar 31, 2022 Groundwater Rule MR No No Resolved Mar 31, 2022 Ground Water Rule
Mar 1, 2022 Mar 31, 2022 Groundwater Rule MR No No Resolved Mar 31, 2022 Ground Water Rule
Mar 1, 2022 Mar 31, 2022 Groundwater Rule MR No No Resolved Mar 31, 2022 Ground Water Rule
Mar 1, 2022 Mar 31, 2022 Groundwater Rule MR No No Resolved Mar 31, 2022 Ground Water Rule
Jan 1, 2022 Lead and Copper Rule MR No No TT Resolved Apr 20, 2023 Lead and Copper Rule
Jan 1, 2022 Lead and Copper Rule MR No No TT Resolved Apr 20, 2023 Lead and Copper Rule
Jan 1, 2022 Lead and Copper Rule MR No No TT Resolved Apr 20, 2023 Lead and Copper Rule
Jan 1, 2022 Lead and Copper Rule MR No No TT Resolved Apr 20, 2023 Lead and Copper Rule
Aug 1, 2021 Aug 31, 2021 Groundwater Rule MR No Yes Archived Aug 31, 2021 Ground Water Rule
Jul 1, 2021 Sep 30, 2021 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Archived Sep 30, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2021 Sep 30, 2021 TTHM MR No Yes 0.080 mg/L Archived Sep 30, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2021 Apr 30, 2021 Groundwater Rule MR No No Archived Apr 30, 2021 Ground Water Rule
Apr 1, 2021 Apr 30, 2021 Groundwater Rule MR No No Archived Apr 30, 2021 Ground Water Rule
Feb 1, 2021 Feb 28, 2021 Groundwater Rule MR No Yes Resolved Feb 28, 2021 Ground Water Rule
Feb 1, 2021 Feb 28, 2021 Groundwater Rule MR No Yes Resolved Feb 28, 2021 Ground Water Rule
Jan 1, 2021 Jan 31, 2021 Groundwater Rule MR No Yes Resolved Jan 31, 2021 Ground Water Rule
Jan 1, 2021 Jan 31, 2021 Groundwater Rule MR No Yes Resolved Jan 31, 2021 Ground Water Rule
Jan 1, 2021 Lead and Copper Rule MR No No TT Unaddressed Lead and Copper Rule
Mar 1, 2020 Mar 31, 2020 Groundwater Rule MR No Yes Resolved Mar 31, 2020 Ground Water Rule
Mar 1, 2020 Mar 31, 2020 Groundwater Rule MR No Yes Resolved Mar 31, 2020 Ground Water Rule
Dec 1, 2019 Dec 31, 2019 Groundwater Rule MR No No Resolved Dec 31, 2019 Ground Water Rule
Dec 1, 2019 Dec 31, 2019 Groundwater Rule MR No No Resolved Dec 31, 2019 Ground Water Rule
Dec 1, 2019 Dec 31, 2019 Groundwater Rule MR No No Resolved Dec 31, 2019 Ground Water Rule
Dec 1, 2019 Dec 31, 2019 Groundwater Rule MR No No Resolved Dec 31, 2019 Ground Water Rule
Jul 1, 2018 Sep 30, 2018 Nitrate MR No Yes 10 mg/L Resolved Sep 30, 2018 Nitrate Rule
Jul 1, 2018 Jul 31, 2018 Groundwater Rule MR No Yes Resolved Jul 31, 2018 Ground Water Rule
Jul 1, 2018 Sep 30, 2018 Nitrite MR No Yes 1 mg/L Resolved Sep 30, 2018 Nitrate Rule
Jul 1, 2018 Sep 30, 2018 Nitrite MR No Yes 1 mg/L Resolved Sep 30, 2018 Nitrate Rule
Jul 1, 2018 Sep 30, 2018 Nitrite MR No Yes 1 mg/L Resolved Sep 30, 2018 Nitrate Rule
Jul 1, 2018 Sep 30, 2018 Nitrate MR No Yes 10 mg/L Resolved Sep 30, 2018 Nitrate Rule
Jul 1, 2018 Consumer Confidence Rule Other No No Resolved Sep 12, 2018 Consumer Confidence Rule
Jul 1, 2018 Sep 30, 2018 Nitrate MR No Yes 10 mg/L Resolved Sep 30, 2018 Nitrate Rule
Jul 1, 2018 Jul 31, 2018 Groundwater Rule MR No Yes Resolved Jul 31, 2018 Ground Water Rule
Jul 1, 2018 Sep 30, 2018 Nitrite MR No Yes 1 mg/L Resolved Sep 30, 2018 Nitrate Rule
Jul 1, 2018 Consumer Confidence Rule Other No No Resolved Sep 12, 2018 Consumer Confidence Rule
Jul 1, 2018 Sep 30, 2018 Nitrate MR No Yes 10 mg/L Resolved Sep 30, 2018 Nitrate Rule
Jul 1, 2017 Sep 30, 2017 Chlorine MR No No 4.0 mg/L Resolved Sep 30, 2017 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2017 Sep 30, 2017 Chlorine MR No No 4.0 mg/L Resolved Sep 30, 2017 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2017 Sep 30, 2017 Chlorine MR No No 4.0 mg/L Resolved Sep 30, 2017 Stage 1 Disinfectants and Disinfection Byproducts Rule
Dec 11, 2016 Public Notice Other No No Resolved May 5, 2017 Public Notice Rule and Revised PN Rule
Dec 11, 2016 Public Notice Other No No Resolved May 5, 2017 Public Notice Rule and Revised PN Rule
Dec 11, 2016 Public Notice Other No No Resolved May 5, 2017 Public Notice Rule and Revised PN Rule
Dec 11, 2016 Public Notice Other No No Resolved May 5, 2017 Public Notice Rule and Revised PN Rule
Nov 1, 2016 Nov 30, 2016 Groundwater Rule MR No Yes Resolved Nov 30, 2016 Ground Water Rule
Nov 1, 2016 Nov 30, 2016 Groundwater Rule MR No Yes Resolved Nov 30, 2016 Ground Water Rule
Jul 1, 2016 Consumer Confidence Rule Other No No Resolved Sep 22, 2016 Consumer Confidence Rule
Jul 1, 2016 Consumer Confidence Rule Other No No Resolved Sep 22, 2016 Consumer Confidence Rule
Jun 1, 2016 Jun 30, 2016 Groundwater Rule MR No Yes Resolved Jun 30, 2016 Ground Water 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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