OAKDALE, PA · Lawrence County

HERITAGE HILLS MHP 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): PA6370041
System type: Community Water System
Population served: 425
Service connections: 149
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Treatment Technique (SWTR and GWR)
Health-based
Groundwater Rule
January 1, 2026 – January 31, 2026
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
July 1, 2023 – July 31, 2023
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
June 1, 2023 – June 30, 2023
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
May 1, 2023 – May 31, 2023
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
September 1, 2022 – September 30, 2022
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2021 – November 10, 2021
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
January 1, 2019 – January 31, 2019
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2018 – November 5, 2018
Resolved
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2016 – September 30, 2016
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2016 – June 30, 2016
Resolved
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2014 – September 30, 2014
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
July 1, 2014 – September 30, 2014
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2013 – November 26, 2013
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
November 1, 2012 – November 30, 2012
Resolved
Monitoring, Regular
—
Toluene
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
Trichloroethylene
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
Benzene
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
Ethylbenzene
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
Styrene
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2012 – December 31, 2012
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2011 – December 1, 2011
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
October 1, 2011 – October 31, 2011
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2009 – December 31, 2009
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2008 – September 30, 2008
Resolved
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
April 1, 2008 – April 30, 2008
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2008 – June 11, 2008
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2007 – December 31, 2007
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2007 – June 29, 2007
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2007 – March 31, 2007
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
October 11, 2006 – April 18, 2007
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2006 – December 31, 2006
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2006 – September 30, 2006
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2006 – June 30, 2006
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2006 – March 31, 2006
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2005 – September 30, 2005
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2004 – March 14, 2005
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2004 – December 31, 2004
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 2004 – March 31, 2004
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2004 – March 31, 2004
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2003 – April 16, 2004
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2003 – December 15, 2003
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
July 1, 2000 – June 30, 2004
Resolved
Monitoring, Regular
—
Selenium
June 24, 1988 – June 23, 1991
Archived
Monitoring, Regular
—
Arsenic
June 24, 1988 – June 23, 1991
Archived
Monitoring, Regular
—
Barium
June 24, 1988 – June 23, 1991
Archived
Monitoring, Regular
—
Cadmium
June 24, 1988 – June 23, 1991
Archived
Monitoring, Regular
—
Chromium
June 24, 1988 – June 23, 1991
Archived
Monitoring, Regular
—
Fluoride
June 24, 1988 – June 23, 1991
Archived
Monitoring, Regular
—
Mercury
June 24, 1988 – June 23, 1991
Archived
Monitoring, Regular
—
Nitrate
June 24, 1988 – June 23, 1991
Archived
Monitoring, Regular
—
2,4,5-TP
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Fluoride
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
2,4-D
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Chromium
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Selenium
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Nitrate
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Arsenic
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Toxaphene
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Cadmium
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
—
Mercury
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)

Period	Violation	Contaminant / rule	Health-based	Status
January 1, 2026 – January 31, 2026	Treatment Technique (SWTR and GWR)	Groundwater Rule	Health-based	Resolved
July 1, 2023 – July 31, 2023	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
June 1, 2023 – June 30, 2023	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
May 1, 2023 – May 31, 2023	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
September 1, 2022 – September 30, 2022	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
October 1, 2021 – November 10, 2021	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
January 1, 2019 – January 31, 2019	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
October 1, 2018 – November 5, 2018	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
July 1, 2016 – September 30, 2016	Monitoring and Reporting (DBP)	TTHM	—	Resolved
April 1, 2016 – June 30, 2016	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2014 – September 30, 2014	Monitoring and Reporting (DBP)	TTHM	—	Resolved
July 1, 2014 – September 30, 2014	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
October 1, 2013 – November 26, 2013	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
November 1, 2012 – November 30, 2012	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	Toluene	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	Carbon tetrachloride	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	Trichloroethylene	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	CHLOROBENZENE	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	Benzene	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	Ethylbenzene	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	Styrene	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	Xylenes, Total	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
October 1, 2011 – December 1, 2011	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
October 1, 2011 – October 31, 2011	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
October 1, 2009 – December 31, 2009	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2008 – September 30, 2008	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
April 1, 2008 – April 30, 2008	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Resolved
April 1, 2008 – June 11, 2008	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
October 1, 2007 – December 31, 2007	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
April 1, 2007 – June 29, 2007	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
January 1, 2007 – March 31, 2007	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
October 11, 2006 – April 18, 2007	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
October 1, 2006 – December 31, 2006	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2006 – September 30, 2006	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
April 1, 2006 – June 30, 2006	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
January 1, 2006 – March 31, 2006	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2005 – September 30, 2005	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
October 1, 2004 – March 14, 2005	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
October 1, 2004 – December 31, 2004	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
March 1, 2004 – March 31, 2004	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2004 – March 31, 2004	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
October 1, 2003 – April 16, 2004	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2003 – December 15, 2003	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2000 – June 30, 2004	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Resolved
June 24, 1988 – June 23, 1991	Monitoring, Regular	Selenium	—	Archived
June 24, 1988 – June 23, 1991	Monitoring, Regular	Arsenic	—	Archived
June 24, 1988 – June 23, 1991	Monitoring, Regular	Barium	—	Archived
June 24, 1988 – June 23, 1991	Monitoring, Regular	Cadmium	—	Archived
June 24, 1988 – June 23, 1991	Monitoring, Regular	Chromium	—	Archived
June 24, 1988 – June 23, 1991	Monitoring, Regular	Fluoride	—	Archived
June 24, 1988 – June 23, 1991	Monitoring, Regular	Mercury	—	Archived
June 24, 1988 – June 23, 1991	Monitoring, Regular	Nitrate	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	2,4,5-TP	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Fluoride	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	2,4-D	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Chromium	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Selenium	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Nitrate	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Arsenic	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Toxaphene	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Cadmium	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Methoxychlor	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Barium	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	BHC-GAMMA	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Mercury	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Endrin	—	Archived

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

Enforcement actions

February 26, 2026State Formal Notice of Violation issued1 linked violation
February 26, 2026State Compliance achieved1 linked violation
February 26, 2026State Public Notification received1 linked violation
February 26, 2026State Violation/Reminder Notice1 linked violation
August 24, 2023State Violation/Reminder Notice1 linked violation
August 24, 2023State Public Notification received1 linked violation
August 24, 2023State Public Notification requested1 linked violation
August 24, 2023State Compliance achieved1 linked violation
August 16, 2023State Public Notification received1 linked violation
August 16, 2023State Compliance achieved1 linked violation
August 9, 2023State Public Notification requested1 linked violation
August 9, 2023State Compliance achieved1 linked violation
August 9, 2023State Public Notification received1 linked violation
August 9, 2023State Formal Notice of Violation issued1 linked violation
July 19, 2023State Public Notification requested1 linked violation
July 19, 2023State Formal Notice of Violation issued1 linked violation
November 8, 2022State Compliance achieved1 linked violation
November 8, 2022State Violation/Reminder Notice1 linked violation
November 10, 2021State Public Notification requested1 linked violation
November 10, 2021State Compliance achieved1 linked violation
November 10, 2021State Violation/Reminder Notice1 linked violation
March 4, 2019State Violation/Reminder Notice1 linked violation
March 4, 2019State Compliance achieved1 linked violation
March 4, 2019State Public Notification requested1 linked violation
November 5, 2018State Violation/Reminder Notice1 linked violation
November 5, 2018State Compliance achieved1 linked violation
November 5, 2018State Public Notification requested1 linked violation
June 9, 2017State Compliance achieved2 linked violations
December 6, 2016State Public Notification requested2 linked violations
December 6, 2016State Violation/Reminder Notice2 linked violations
July 27, 2016State Compliance achieved1 linked violation
July 27, 2016State Violation/Reminder Notice1 linked violation
December 3, 2014State Public Notification requested2 linked violations
December 3, 2014State Compliance achieved2 linked violations
December 3, 2014State Violation/Reminder Notice2 linked violations
November 26, 2013State Compliance achieved1 linked violation
November 26, 2013State Violation/Reminder Notice1 linked violation
January 25, 2013State Violation/Reminder Notice20 linked violations
January 25, 2013State Public Notification requested20 linked violations
January 25, 2013State Compliance achieved20 linked violations
January 23, 2013State Compliance achieved1 linked violation
January 23, 2013State Violation/Reminder Notice1 linked violation
December 1, 2011State Violation/Reminder Notice2 linked violations
December 1, 2011State Compliance achieved2 linked violations
December 1, 2011State Public Notification requested1 linked violation
March 2, 2010State Public Notification received1 linked violation
January 26, 2010State Compliance achieved1 linked violation
January 21, 2010State Public Notification requested1 linked violation
January 21, 2010State Violation/Reminder Notice1 linked violation
November 4, 2008State Compliance achieved1 linked violation
November 4, 2008State Violation/Reminder Notice1 linked violation
June 11, 2008State Compliance achieved2 linked violations
June 11, 2008State Violation/Reminder Notice2 linked violations
January 31, 2008State Compliance achieved1 linked violation
January 31, 2008State Violation/Reminder Notice1 linked violation
June 29, 2007State Violation/Reminder Notice1 linked violation
June 29, 2007State Compliance achieved1 linked violation
April 18, 2007State Violation/Reminder Notice3 linked violations
April 18, 2007State Compliance achieved3 linked violations
February 8, 2007State Compliance achieved1 linked violation
February 8, 2007State Violation/Reminder Notice1 linked violation
November 16, 2006State Compliance achieved1 linked violation
November 16, 2006State Violation/Reminder Notice1 linked violation
August 9, 2006State Compliance achieved1 linked violation
August 9, 2006State Violation/Reminder Notice1 linked violation
May 10, 2006State Compliance achieved1 linked violation
May 10, 2006State Violation/Reminder Notice1 linked violation
November 23, 2005State Violation/Reminder Notice1 linked violation
November 23, 2005State Compliance achieved1 linked violation
March 14, 2005State Compliance achieved1 linked violation
March 14, 2005State Consent Decree/Judgement1 linked violation
February 28, 2005State Violation/Reminder Notice1 linked violation
February 28, 2005State Compliance achieved1 linked violation
February 17, 2005State Formal Notice of Violation issued1 linked violation
February 17, 2005State Compliance achieved1 linked violation
January 31, 2005State Violation/Reminder Notice1 linked violation
June 18, 2004State Formal Notice of Violation issued1 linked violation
June 18, 2004State Compliance achieved1 linked violation
May 20, 2004State Compliance achieved1 linked violation
May 20, 2004State Formal Notice of Violation issued1 linked violation
April 16, 2004State Violation/Reminder Notice1 linked violation
April 16, 2004State Compliance achieved1 linked violation
April 16, 2004State Consent Decree/Judgement1 linked violation
December 15, 2003State Compliance achieved1 linked violation
December 15, 2003State Violation/Reminder Notice1 linked violation
December 15, 2003State Consent Decree/Judgement1 linked violation
August 14, 1991State Formal Notice of Violation issued8 linked violations
January 15, 1986State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
January 3, 1986State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
October 9, 1985State Violation/Reminder Notice14 linked violations
July 25, 1985State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
June 25, 1985State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
February 25, 1985State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record

Contact

HERITAGE HILLS MHP

209-322-2071

OAKDALE, CA 20932