Drinking Water Compliance OS

ELVERSON, PA · Chester County

ST MARY OF PROVIDENCE CENTER Water System

Current status

No open violations on record as of July 4, 2026.

This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Pennsylvania’s official records. Always confirm current status with Pennsylvania before making decisions based on this information.

System facts

System ID (PWSID)
PA1150029
System type
Community Water System
Population served
75
Service connections
11
Ownership
privately owned
Water source
groundwater (wells)

Violation history

  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    August 1, 2025 – August 31, 2025

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 2025 – March 31, 2025

    Resolved
  • Monitoring, Routine (RTCR)

    Revised Total Coliform Rule

    November 1, 2022 – November 30, 2022

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    July 13, 2020 – September 13, 2020

    Resolved
  • Treatment Technique (SWTR and GWR)

    Health-based

    Groundwater Rule

    July 1, 2020 – July 31, 2020

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    June 13, 2020 – September 13, 2020

    Resolved
  • Treatment Technique (SWTR and GWR)

    Health-based

    Groundwater Rule

    June 1, 2020 – June 30, 2020

    Resolved
  • Monitoring, Regular

    Nitrite

    July 1, 2016 – September 30, 2016

    Resolved
  • Monitoring, Regular

    Nitrate

    July 1, 2016 – September 30, 2016

    Resolved
  • Treatment Technique (SWTR and GWR)

    Health-based

    Groundwater Rule

    August 1, 2015 – August 31, 2015

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    August 1, 2015 – February 2, 2016

    Resolved
  • Treatment Technique (SWTR and GWR)

    Health-based

    Groundwater Rule

    June 1, 2015 – June 30, 2015

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    June 1, 2015 – August 4, 2015

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    January 1, 2015 – September 9, 2015

    Resolved
  • Monitoring, Regular

    Carbofuran

    April 1, 2014 – June 30, 2014

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    April 1, 2014 – June 30, 2014

    Resolved
  • Monitoring, Regular

    Dinoseb

    April 1, 2014 – June 30, 2014

    Resolved
  • Monitoring, Regular

    Picloram

    April 1, 2014 – June 30, 2014

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    April 1, 2014 – June 30, 2014

    Resolved
  • Monitoring, Regular

    Simazine

    April 1, 2014 – June 30, 2014

    Resolved
  • Monitoring, Regular

    OXAMYL

    April 1, 2014 – June 30, 2014

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    April 1, 2014 – June 30, 2014

    Resolved
  • Monitoring, Regular

    Glyphosate

    April 1, 2014 – June 30, 2014

    Resolved
  • Monitoring, Regular

    Endothall

    April 1, 2014 – June 30, 2014

    Resolved
  • Monitoring, Regular

    Chlordane

    April 1, 2014 – June 30, 2014

    Resolved
  • Monitoring, Regular

    ETHYLENE DIBROMIDE

    April 1, 2014 – June 30, 2014

    Resolved
  • Monitoring, Regular

    1,2-DIBROMO-3-CHLOROPROPANE

    April 1, 2014 – June 30, 2014

    Resolved
  • Monitoring, Regular

    Total Polychlorinated Biphenyls (PCB)

    April 1, 2014 – June 30, 2014

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    April 1, 2014 – June 30, 2014

    Resolved
  • Monitoring, Regular

    Benzo(a)pyrene

    April 1, 2014 – June 30, 2014

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    April 1, 2014 – June 30, 2014

    Resolved
  • Monitoring, Regular

    2,4,5-TP

    April 1, 2014 – June 30, 2014

    Resolved
  • Monitoring, Regular

    2,4-D

    April 1, 2014 – June 30, 2014

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    April 1, 2014 – June 30, 2014

    Resolved
  • Monitoring, Regular

    Heptachlor

    April 1, 2014 – June 30, 2014

    Resolved
  • Monitoring, Regular

    LASSO

    April 1, 2014 – June 30, 2014

    Resolved
  • Monitoring, Regular

    Atrazine

    April 1, 2014 – June 30, 2014

    Resolved
  • Monitoring, Regular

    Diquat

    April 1, 2014 – June 30, 2014

    Resolved
  • Monitoring, Regular

    Dalapon

    April 1, 2014 – June 30, 2014

    Resolved
  • Monitoring, Regular

    Toxaphene

    April 1, 2014 – June 30, 2014

    Resolved
  • Monitoring, Regular

    Methoxychlor

    April 1, 2014 – June 30, 2014

    Resolved
  • Monitoring, Regular

    BHC-GAMMA

    April 1, 2014 – June 30, 2014

    Resolved
  • Monitoring, Regular

    Endrin

    April 1, 2014 – June 30, 2014

    Resolved
  • Follow-up Or Routine LCR Tap M/R

    Lead and Copper Rule

    October 1, 2013 – August 5, 2014

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    September 1, 2013 – September 30, 2013

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    July 1, 2013 – September 30, 2013

    Resolved
  • Monitoring and Reporting (DBP)

    TTHM

    July 1, 2013 – September 30, 2013

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    July 1, 2013 – September 30, 2013

    Resolved
  • Monitoring, Regular

    Nitrate

    July 1, 2013 – September 30, 2013

    Resolved
  • Monitoring, Regular

    Nitrite

    July 1, 2013 – September 30, 2013

    Resolved
  • Monitoring, Regular

    Chlordane

    April 1, 2013 – June 30, 2013

    Resolved
  • Monitoring, Regular

    Endrin

    April 1, 2013 – June 30, 2013

    Resolved
  • Monitoring, Regular

    Methoxychlor

    April 1, 2013 – June 30, 2013

    Resolved
  • Monitoring, Regular

    Toxaphene

    April 1, 2013 – June 30, 2013

    Resolved
  • Monitoring, Regular

    Dalapon

    April 1, 2013 – June 30, 2013

    Resolved
  • Monitoring, Regular

    Diquat

    April 1, 2013 – June 30, 2013

    Resolved
  • Monitoring, Regular

    Endothall

    April 1, 2013 – June 30, 2013

    Resolved
  • Monitoring, Regular

    Glyphosate

    April 1, 2013 – June 30, 2013

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    April 1, 2013 – June 30, 2013

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    April 1, 2013 – June 30, 2013

    Resolved
  • Monitoring, Regular

    Picloram

    April 1, 2013 – June 30, 2013

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    April 1, 2013 – June 30, 2013

    Resolved
  • Monitoring, Regular

    Carbofuran

    April 1, 2013 – June 30, 2013

    Resolved
  • Monitoring, Regular

    LASSO

    April 1, 2013 – June 30, 2013

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    April 1, 2013 – June 30, 2013

    Resolved
  • Monitoring, Regular

    2,4-D

    April 1, 2013 – June 30, 2013

    Resolved
  • Monitoring, Regular

    2,4,5-TP

    April 1, 2013 – June 30, 2013

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    April 1, 2013 – June 30, 2013

    Resolved
  • Monitoring, Regular

    Benzo(a)pyrene

    April 1, 2013 – June 30, 2013

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    April 1, 2013 – June 30, 2013

    Resolved
  • Monitoring, Regular

    Total Polychlorinated Biphenyls (PCB)

    April 1, 2013 – June 30, 2013

    Resolved
  • Monitoring, Regular

    1,2-DIBROMO-3-CHLOROPROPANE

    April 1, 2013 – June 30, 2013

    Resolved
  • Monitoring, Regular

    ETHYLENE DIBROMIDE

    April 1, 2013 – June 30, 2013

    Resolved
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    January 1, 2013 – December 31, 2013

    Resolved
  • Monitoring, Regular

    2,4-D

    January 1, 2013 – March 31, 2013

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    January 1, 2013 – March 31, 2013

    Resolved
  • Monitoring, Regular

    Heptachlor

    January 1, 2013 – March 31, 2013

    Resolved
  • Monitoring, Regular

    2,3,7,8-TCDD

    January 1, 2013 – March 31, 2013

    Resolved
  • Monitoring, Regular

    LASSO

    January 1, 2013 – March 31, 2013

    Resolved
  • Monitoring, Regular

    Atrazine

    January 1, 2013 – March 31, 2013

    Resolved
  • Monitoring, Regular

    Carbofuran

    January 1, 2013 – March 31, 2013

    Resolved
  • Monitoring, Regular

    1,2,4-Trichlorobenzene

    January 1, 2013 – December 31, 2013

    Resolved
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    January 1, 2013 – December 31, 2013

    Resolved
  • Monitoring, Regular

    DICHLOROMETHANE

    January 1, 2013 – December 31, 2013

    Resolved
  • Monitoring, Regular

    o-Dichlorobenzene

    January 1, 2013 – December 31, 2013

    Resolved
  • Monitoring, Regular

    p-Dichlorobenzene

    January 1, 2013 – December 31, 2013

    Resolved
  • Monitoring, Regular

    1,1-Dichloroethylene

    January 1, 2013 – December 31, 2013

    Resolved
  • Monitoring, Regular

    1,2-Dichloroethane

    January 1, 2013 – December 31, 2013

    Resolved
  • Monitoring, Regular

    1,1,1-Trichloroethane

    January 1, 2013 – December 31, 2013

    Resolved
  • Monitoring, Regular

    Carbon tetrachloride

    January 1, 2013 – December 31, 2013

    Resolved
  • Monitoring, Regular

    1,1,2-Trichloroethane

    January 1, 2013 – December 31, 2013

    Resolved
  • Monitoring, Regular

    Ethylbenzene

    January 1, 2013 – December 31, 2013

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    January 1, 2013 – March 31, 2013

    Resolved
  • Monitoring, Regular

    Dinoseb

    January 1, 2013 – March 31, 2013

    Resolved
  • Monitoring, Regular

    Picloram

    January 1, 2013 – March 31, 2013

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    January 1, 2013 – March 31, 2013

    Resolved
  • Monitoring, Regular

    Simazine

    January 1, 2013 – March 31, 2013

    Resolved
  • Monitoring, Regular

    OXAMYL

    January 1, 2013 – March 31, 2013

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    January 1, 2013 – March 31, 2013

    Resolved
  • Monitoring, Regular

    Glyphosate

    January 1, 2013 – March 31, 2013

    Resolved
  • Monitoring, Regular

    Endothall

    January 1, 2013 – March 31, 2013

    Resolved
  • Monitoring, Regular

    Diquat

    January 1, 2013 – March 31, 2013

    Resolved
  • Monitoring, Regular

    Dalapon

    January 1, 2013 – March 31, 2013

    Resolved
  • Monitoring, Regular

    Toxaphene

    January 1, 2013 – March 31, 2013

    Resolved
  • Monitoring, Regular

    Methoxychlor

    January 1, 2013 – March 31, 2013

    Resolved
  • Monitoring, Regular

    BHC-GAMMA

    January 1, 2013 – March 31, 2013

    Resolved
  • Monitoring, Regular

    Endrin

    January 1, 2013 – March 31, 2013

    Resolved
  • Monitoring, Regular

    Nitrite

    January 1, 2013 – March 31, 2013

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 2013 – March 31, 2013

    Resolved
  • Monitoring, Regular

    2,4,5-TP

    January 1, 2013 – March 31, 2013

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    January 1, 2013 – March 31, 2013

    Resolved
  • Monitoring, Regular

    Benzo(a)pyrene

    January 1, 2013 – March 31, 2013

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    January 1, 2013 – March 31, 2013

    Resolved
  • Monitoring, Regular

    Total Polychlorinated Biphenyls (PCB)

    January 1, 2013 – March 31, 2013

    Resolved
  • Monitoring, Regular

    1,2-DIBROMO-3-CHLOROPROPANE

    January 1, 2013 – March 31, 2013

    Resolved
  • Monitoring, Regular

    ETHYLENE DIBROMIDE

    January 1, 2013 – March 31, 2013

    Resolved
  • Monitoring, Regular

    Chlordane

    January 1, 2013 – March 31, 2013

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    May 1, 2012 – May 31, 2012

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    April 1, 2012 – June 19, 2012

    Resolved
  • Monitoring, Regular

    Cadmium

    January 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Regular

    Thallium, Total

    January 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Regular

    Mercury

    January 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Regular

    Fluoride

    January 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Regular

    CYANIDE

    January 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Regular

    Chromium

    January 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Regular

    Barium

    January 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Regular

    Arsenic

    January 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Regular

    Beryllium, Total

    January 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Regular

    Antimony, Total

    January 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Regular

    Selenium

    January 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Regular

    Nickel

    January 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    November 1, 2011 – November 30, 2011

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    October 1, 2011 – December 31, 2011

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2011 – October 27, 2011

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2010 – October 19, 2010

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2009 – October 13, 2009

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    January 1, 2009 – March 3, 2009

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2008 – January 20, 2009

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2007 – November 30, 2007

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2005 – February 21, 2006

    Resolved
  • Consumer Confidence Report Inadequate Reporting

    Consumer Confidence Rule

    October 1, 2004 – April 8, 2005

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2004 – December 15, 2004

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Nitrate

    July 1, 2001 – August 15, 2001

    Resolved
  • OCCT/SOWT Treatment Installation/Demonstration

    Health-based

    Lead and Copper Rule

    June 1, 2000 – October 12, 2005

    Resolved
  • Monitoring, Regular

    ETHYLENE DIBROMIDE

    October 1, 1995 – December 31, 1995

    Resolved
  • Initial Tap Sampling for Pb and Cu

    Lead and Copper Rule

    January 1, 1995 – December 21, 1995

    Resolved
  • Initial Tap Sampling for Pb and Cu

    Lead and Copper Rule

    July 1, 1994 – December 21, 1995

    Resolved
  • Initial Tap Sampling for Pb and Cu

    Lead and Copper Rule

    January 1, 1994 – January 17, 1997

    Resolved
  • Monitoring, Regular

    Toxaphene

    June 24, 1982 – June 23, 1985

    Archived
  • Monitoring, Regular

    Methoxychlor

    June 24, 1982 – June 23, 1985

    Archived
  • Monitoring, Regular

    Barium

    June 24, 1982 – June 23, 1985

    Archived
  • Monitoring, Regular

    BHC-GAMMA

    June 24, 1982 – June 23, 1985

    Archived
  • Monitoring, Regular

    Cadmium

    June 24, 1982 – June 23, 1985

    Archived
  • Monitoring, Regular

    2,4,5-TP

    June 24, 1982 – June 23, 1985

    Archived
  • Monitoring, Regular

    Chromium

    June 24, 1982 – June 23, 1985

    Archived
  • Monitoring, Regular

    2,4-D

    June 24, 1982 – June 23, 1985

    Archived
  • Monitoring, Regular

    Selenium

    June 24, 1982 – June 23, 1985

    Archived
  • Monitoring, Regular

    Arsenic

    June 24, 1982 – June 23, 1985

    Archived
  • Monitoring, Regular

    Nitrate

    June 24, 1982 – June 23, 1985

    Archived
  • Monitoring, Regular

    Mercury

    June 24, 1982 – June 23, 1985

    Archived
  • Monitoring, Regular

    Fluoride

    June 24, 1982 – June 23, 1985

    Archived
  • Monitoring, Regular

    Endrin

    June 24, 1982 – June 23, 1985

    Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

Contact

ST MARY OF PROVIDENCE CENTER

610-942-4166

ELVERSON, PA 19520