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TWIN VALLEY MIDDLE SCHOOL

Pennsylvania — Non-Transient Non-Community — PWSID: PA3061021

System Information

PWSIDPA3061021
System NameTWIN VALLEY MIDDLE SCHOOL
System TypeNon-Transient Non-Community
Water SourceGround Water
Activity StatusActive
Owner TypeMixed
EPA Region03
Serves SchoolYes
WholesalerNo
First ReportedFeb 14, 1992
Last ReportedDec 17, 2025

Location & Contact

StatePennsylvania
CityELVERSON
ZIP Code19520
Address4851 N TWIN VALLEY RD
OrganizationTWIN VALLEY MIDDLE SCHOOL
Phone610-286-8679

Population & Service

Population Served1,140
Service Connections1

Drinking Water Violations (164)

This water system has 164 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
Jul 1, 2019 Sep 30, 2019 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2019 Sep 30, 2019 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2019 Sep 30, 2019 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2018 Jun 30, 2018 Chlorine MR No No — 4.0 mg/L — Resolved Jun 13, 2018 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2018 Jun 30, 2018 Chlorine MR No No — 4.0 mg/L — Resolved Jun 13, 2018 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2018 Mar 31, 2018 Chlorine MR No No — 4.0 mg/L — Resolved Mar 31, 2018 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2018 Mar 31, 2018 Chlorine MR No No — 4.0 mg/L — Resolved Mar 31, 2018 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2017 — Revised Total Coliform Rule RPT No No — — — Resolved Mar 23, 2017 Revised Total Coliform Rule
Jan 1, 2017 — Revised Total Coliform Rule RPT No No — — — Resolved Mar 23, 2017 Revised Total Coliform Rule
Feb 1, 2013 Feb 28, 2013 Coliform (TCR) MR No No — 5% of samples — Resolved Feb 28, 2013 Total Coliform Rule
Feb 1, 2013 Feb 28, 2013 Coliform (TCR) MR No No — 5% of samples — Resolved Feb 28, 2013 Total Coliform Rule
Dec 1, 2012 Dec 31, 2012 Coliform (TCR) MR No No — 5% of samples — Resolved Dec 31, 2012 Total Coliform Rule
Dec 1, 2012 Dec 31, 2012 Coliform (TCR) MR No No — 5% of samples — Resolved Dec 31, 2012 Total Coliform Rule
Oct 1, 2012 Oct 31, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Oct 31, 2012 Total Coliform Rule
Oct 1, 2012 Oct 31, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Oct 31, 2012 Total Coliform Rule
Oct 1, 2012 Oct 31, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Oct 31, 2012 Total Coliform Rule
Oct 1, 2012 Oct 31, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Oct 31, 2012 Total Coliform Rule
Jul 1, 2012 Sep 30, 2012 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 10, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012 Sep 30, 2012 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 10, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2012 Jun 30, 2012 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2012 Jun 30, 2012 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2012 Mar 31, 2012 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2012 Mar 31, 2012 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2011 Dec 31, 2011 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 21, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2011 Dec 31, 2011 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 21, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2011 Sep 30, 2011 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2011 Sep 30, 2011 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2010 Dec 31, 2010 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2010 Dec 31, 2010 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2010 Jun 30, 2010 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2010 Jun 30, 2010 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2008 Jun 30, 2008 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2008 Jun 30, 2008 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2008 Jun 30, 2008 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2007 Mar 31, 2007 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2007 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2007 Mar 31, 2007 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2007 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2005 Mar 31, 2005 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2005 Mar 31, 2005 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2004 Dec 31, 2004 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2004 Dec 31, 2004 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2004 Dec 31, 2004 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2004 Dec 31, 2004 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 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, 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
Apr 1, 2004 Jun 30, 2004 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2004 Jun 30, 2004 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2004 Jun 30, 2004 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2004 Mar 31, 2004 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2004 Mar 31, 2004 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2004 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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