Drinking Water Compliance OS

LEBANON, PA · Lebanon County

TWIN MAPLES MHP Water System

Current status

1 item on record is open and awaiting resolution as of July 4, 2026. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings. Full details are in the violation history below.

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)
PA7380027
System type
Community Water System
Population served
280
Service connections
94
Ownership
privately owned
Water source
groundwater (wells)

Violation history

  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    February 1, 2024 – February 29, 2024

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    December 11, 2020 – September 2, 2021

    Resolved
  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    October 1, 2019 – October 31, 2019

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

    Lead and Copper Rule

    October 1, 2019 – November 12, 2019

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2018 – October 3, 2018

    Resolved
  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    July 1, 2018 – July 31, 2018

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    July 1, 2017 – September 30, 2017

    Resolved
  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    June 1, 2017 – June 30, 2017

    Resolved
  • Monitoring, Regular

    Radium-228

    October 1, 2016 – December 31, 2016

    Resolved
  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    August 1, 2016 – August 31, 2016

    Resolved
  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    July 1, 2016 – July 31, 2016

    Resolved
  • Report Sample Result/Fail Monitor (RTCR)

    Revised Total Coliform Rule

    July 1, 2016 – September 28, 2016

    Resolved
  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    June 1, 2016 – June 30, 2016

    Resolved
  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    May 1, 2016 – May 31, 2016

    Resolved
  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    April 1, 2016 – April 30, 2016

    Resolved
  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    March 1, 2016 – March 31, 2016

    Resolved
  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    December 1, 2015 – December 31, 2015

    Resolved
  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    November 1, 2015 – November 30, 2015

    Resolved
  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    July 1, 2015 – July 31, 2015

    Resolved
  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    April 1, 2015 – April 30, 2015

    Resolved
  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    March 1, 2015 – March 31, 2015

    Resolved
  • Monitoring, Regular

    Cadmium

    January 1, 2015 – December 31, 2015

    Resolved
  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    August 1, 2014 – August 31, 2014

    Resolved
  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    July 1, 2014 – July 31, 2014

    Resolved
  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    June 1, 2014 – June 30, 2014

    Resolved
  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    May 1, 2014 – May 31, 2014

    Resolved
  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    April 1, 2014 – April 30, 2014

    Resolved
  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    January 1, 2014 – January 31, 2014

    Resolved
  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    October 1, 2013 – October 31, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    September 11, 2013

    Unaddressed
  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    September 1, 2013 – September 30, 2013

    Resolved
  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    April 1, 2013 – April 30, 2013

    Resolved
  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    January 1, 2013 – January 31, 2013

    Resolved
  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    December 1, 2012 – December 31, 2012

    Resolved
  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    October 1, 2012 – October 31, 2012

    Resolved
  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    August 1, 2012 – August 31, 2012

    Resolved
  • Monitoring of Treatment (SWTR-Unfilt/GWR)

    Groundwater Rule

    July 1, 2012 – July 31, 2012

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    January 11, 2011 – March 9, 2011

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2010 – September 14, 2010

    Resolved
  • Monitoring, Regular

    1,2-Dichloroethane

    January 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Benzene

    January 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Toluene

    January 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Ethylbenzene

    January 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Styrene

    January 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Tetrachloroethylene

    January 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    1,1,2-Trichloroethane

    January 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Trichloroethylene

    January 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    1,2-Dichloropropane

    January 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Carbon tetrachloride

    January 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    1,1,1-Trichloroethane

    January 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    CHLOROBENZENE

    January 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    January 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    1,1-Dichloroethylene

    January 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    p-Dichlorobenzene

    January 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    o-Dichlorobenzene

    January 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    DICHLOROMETHANE

    January 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Xylenes, Total

    January 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    January 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    1,2,4-Trichlorobenzene

    January 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Cadmium

    January 1, 2006 – December 31, 2006

    Resolved
  • Monitoring, Regular

    Mercury

    July 1, 2005 – September 30, 2005

    Resolved
  • Monitoring, Regular

    Mercury

    October 1, 2004 – December 31, 2004

    Resolved
  • Consumer Confidence Report Inadequate Reporting

    Consumer Confidence Rule

    October 1, 2004 – February 11, 2005

    Resolved
  • Monitoring, Regular

    Mercury

    July 1, 2004 – September 30, 2004

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2004 – December 16, 2004

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Mercury

    April 1, 2004 – June 30, 2004

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 2004 – December 31, 2004

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Mercury

    January 1, 2004 – March 31, 2004

    Resolved
  • Monitoring, Regular

    Mercury

    July 1, 2003 – September 30, 2003

    Resolved
  • Monitoring, Regular

    Cadmium

    July 1, 2003 – September 30, 2003

    Resolved
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Mercury

    January 1, 2002 – October 1, 2003

    Resolved
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Cadmium

    January 1, 2002 – October 1, 2003

    Resolved
  • Monitoring, Regular

    Arsenic

    June 24, 1985 – June 23, 1988

    Archived
  • Monitoring, Regular

    2,4-D

    June 24, 1985 – June 23, 1988

    Archived
  • Monitoring, Regular

    2,4,5-TP

    June 24, 1985 – June 23, 1988

    Archived
  • Monitoring, Regular

    Barium

    June 24, 1985 – June 23, 1988

    Archived
  • Monitoring, Regular

    Cadmium

    June 24, 1985 – June 23, 1988

    Archived
  • Monitoring, Regular

    Chromium

    June 24, 1985 – June 23, 1988

    Archived
  • Monitoring, Regular

    Fluoride

    June 24, 1985 – June 23, 1988

    Archived
  • Monitoring, Regular

    Mercury

    June 24, 1985 – June 23, 1988

    Archived
  • Monitoring, Regular

    Nitrate

    June 24, 1985 – June 23, 1988

    Archived
  • Monitoring, Regular

    Selenium

    June 24, 1985 – June 23, 1988

    Archived
  • Monitoring, Regular

    Endrin

    June 24, 1985 – June 23, 1988

    Archived
  • Monitoring, Regular

    BHC-GAMMA

    June 24, 1985 – June 23, 1988

    Archived
  • Monitoring, Regular

    Methoxychlor

    June 24, 1985 – June 23, 1988

    Archived
  • Monitoring, Regular

    Toxaphene

    June 24, 1985 – June 23, 1988

    Archived
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    July 1, 1984 – June 30, 1988

    Archived
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    August 1, 1976 – July 31, 1980

    Archived

Resolved addressed and confirmed by the stateUnaddressed no corrective action on record yetArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

Contact

TWIN MAPLES MHP

717-279-0699

LEBANON, PA 17042