HATFIELD, PA · Montgomery County
OAK GROVE PARK 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)
- PA1460030
- System type
- Community Water System
- Population served
- 130
- Service connections
- 130
- Ownership
- privately owned
- Water source
- groundwater (wells)
Violation history
Monitoring, Regular
—Gross Alpha, Excl. Radon and U
October 1, 2024 – December 31, 2024
ResolvedMonitoring and Reporting (DBP)
—TTHM
October 1, 2024 – December 31, 2024
ResolvedMonitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
October 1, 2024 – December 31, 2024
ResolvedMonitoring and Reporting (DBP)
—TTHM
July 1, 2024 – September 30, 2024
ResolvedMonitoring of Treatment (SWTR-Unfilt/GWR)
—Groundwater Rule
April 1, 2024 – April 30, 2024
ResolvedLead Consumer Notice
—Lead and Copper Rule
January 1, 2020 – February 13, 2020
ResolvedMonitoring, Regular
—Trichloroethylene
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—1,2-Dichloropropane
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—Carbon tetrachloride
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—1,2-Dichloroethane
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—o-Dichlorobenzene
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—DICHLOROMETHANE
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—Xylenes, Total
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—Styrene
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—Ethylbenzene
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—Toluene
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—Benzene
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—CHLOROBENZENE
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—Tetrachloroethylene
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—Trichloroethylene
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—1,2-Dichloropropane
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—Carbon tetrachloride
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—1,2-Dichloroethane
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—p-Dichlorobenzene
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—o-Dichlorobenzene
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—DICHLOROMETHANE
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—Xylenes, Total
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—Styrene
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—Ethylbenzene
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—CHLOROBENZENE
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—Tetrachloroethylene
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
January 1, 2018 – December 31, 2018
ResolvedReport Sample Result/Fail Monitor (RTCR)
—Revised Total Coliform Rule
June 1, 2016 – January 13, 2017
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
July 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
July 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
July 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—o-Dichlorobenzene
July 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—p-Dichlorobenzene
July 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—Carbon tetrachloride
July 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—1,2-Dichloropropane
July 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—Trichloroethylene
July 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
July 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—CHLOROBENZENE
July 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—Benzene
July 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—Toluene
July 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—Ethylbenzene
July 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—Styrene
July 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
July 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
July 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—Xylenes, Total
July 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—DICHLOROMETHANE
July 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—o-Dichlorobenzene
July 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—p-Dichlorobenzene
July 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
July 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—1,2-Dichloroethane
July 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
July 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—Carbon tetrachloride
July 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—1,2-Dichloropropane
July 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—Trichloroethylene
July 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
July 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—Tetrachloroethylene
July 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—CHLOROBENZENE
July 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—Benzene
July 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—Toluene
July 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—Ethylbenzene
July 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—Styrene
July 1, 2011 – September 30, 2011
ResolvedMonitoring, Regular
—Tetrachloroethylene
July 1, 2010 – September 30, 2010
ResolvedMonitoring, Regular
—Trichloroethylene
July 1, 2010 – September 30, 2010
ResolvedMonitoring, Regular
—1,2-Dichloropropane
July 1, 2010 – September 30, 2010
ResolvedMonitoring, Regular
—Carbon tetrachloride
July 1, 2010 – September 30, 2010
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
July 1, 2010 – September 30, 2010
ResolvedMonitoring, Regular
—1,2-Dichloroethane
July 1, 2010 – September 30, 2010
ResolvedMonitoring, Regular
—p-Dichlorobenzene
July 1, 2010 – September 30, 2010
ResolvedMonitoring, Regular
—CHLOROBENZENE
July 1, 2010 – September 30, 2010
ResolvedMonitoring, Regular
—1,2-Dichloropropane
July 1, 2010 – September 30, 2010
ResolvedMonitoring, Regular
—p-Dichlorobenzene
July 1, 2010 – September 30, 2010
ResolvedMonitoring, Regular
—o-Dichlorobenzene
July 1, 2010 – September 30, 2010
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
July 1, 2010 – September 30, 2010
ResolvedMonitoring, Regular
—Ethylbenzene
July 1, 2010 – September 30, 2010
ResolvedMonitoring, Regular
—Benzene
July 1, 2010 – September 30, 2010
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
July 1, 2010 – September 30, 2010
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
July 1, 2010 – September 30, 2010
ResolvedMonitoring, Regular
—Xylenes, Total
July 1, 2010 – September 30, 2010
ResolvedMonitoring, Regular
—DICHLOROMETHANE
July 1, 2010 – September 30, 2010
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—p-Dichlorobenzene
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—o-Dichlorobenzene
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—DICHLOROMETHANE
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—Xylenes, Total
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—Styrene
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—Carbon tetrachloride
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—1,2-Dichloropropane
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—Trichloroethylene
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—Tetrachloroethylene
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—Tetrachloroethylene
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—Benzene
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—Toluene
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—Ethylbenzene
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—Styrene
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—CHLOROBENZENE
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—Trichloroethylene
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—1,2-Dichloropropane
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—Carbon tetrachloride
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—1,2-Dichloroethane
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—p-Dichlorobenzene
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—o-Dichlorobenzene
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—DICHLOROMETHANE
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—Xylenes, Total
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—1,2-Dichloroethane
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—Ethylbenzene
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—Toluene
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—Benzene
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—CHLOROBENZENE
July 1, 2009 – September 30, 2009
ResolvedMonitoring, Regular
—Combined Uranium
July 1, 2008 – September 30, 2008
ResolvedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
July 1, 2008 – September 30, 2008
ResolvedMonitoring, Regular
—Combined Uranium
July 1, 2008 – September 30, 2008
ResolvedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
July 1, 2008 – September 30, 2008
ResolvedMonitoring, Regular
—Combined Uranium
October 1, 2007 – December 31, 2007
ResolvedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
October 1, 2007 – December 31, 2007
ResolvedMonitoring, Regular
—Combined Uranium
October 1, 2007 – December 31, 2007
ResolvedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
October 1, 2007 – December 31, 2007
ArchivedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
July 1, 2007 – September 30, 2007
ResolvedMonitoring, Regular
—Combined Uranium
July 1, 2007 – September 30, 2007
ResolvedMonitoring, Regular
—Combined Uranium
July 1, 2007 – September 30, 2007
ResolvedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
July 1, 2007 – September 30, 2007
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2003 – October 7, 2003
ResolvedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
July 1, 2000 – June 30, 2004
Resolved
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 |
|---|---|---|---|---|
| October 1, 2024 – December 31, 2024 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Resolved |
| October 1, 2024 – December 31, 2024 | Monitoring and Reporting (DBP) | TTHM | — | Resolved |
| October 1, 2024 – December 31, 2024 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Resolved |
| July 1, 2024 – September 30, 2024 | Monitoring and Reporting (DBP) | TTHM | — | Resolved |
| April 1, 2024 – April 30, 2024 | Monitoring of Treatment (SWTR-Unfilt/GWR) | Groundwater Rule | — | Resolved |
| January 1, 2020 – February 13, 2020 | Lead Consumer Notice | Lead and Copper Rule | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | Xylenes, Total | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | Styrene | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | Toluene | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | Benzene | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | Xylenes, Total | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | Styrene | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| June 1, 2016 – January 13, 2017 | Report Sample Result/Fail Monitor (RTCR) | Revised Total Coliform Rule | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | Benzene | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | Toluene | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | Styrene | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | Xylenes, Total | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | Benzene | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | Toluene | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | Styrene | — | Resolved |
| July 1, 2010 – September 30, 2010 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| July 1, 2010 – September 30, 2010 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| July 1, 2010 – September 30, 2010 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| July 1, 2010 – September 30, 2010 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| July 1, 2010 – September 30, 2010 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| July 1, 2010 – September 30, 2010 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| July 1, 2010 – September 30, 2010 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| July 1, 2010 – September 30, 2010 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| July 1, 2010 – September 30, 2010 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| July 1, 2010 – September 30, 2010 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| July 1, 2010 – September 30, 2010 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| July 1, 2010 – September 30, 2010 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| July 1, 2010 – September 30, 2010 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| July 1, 2010 – September 30, 2010 | Monitoring, Regular | Benzene | — | Resolved |
| July 1, 2010 – September 30, 2010 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| July 1, 2010 – September 30, 2010 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| July 1, 2010 – September 30, 2010 | Monitoring, Regular | Xylenes, Total | — | Resolved |
| July 1, 2010 – September 30, 2010 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | Xylenes, Total | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | Styrene | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | Benzene | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | Toluene | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | Styrene | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | Xylenes, Total | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | Toluene | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | Benzene | — | Resolved |
| July 1, 2009 – September 30, 2009 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| July 1, 2008 – September 30, 2008 | Monitoring, Regular | Combined Uranium | — | Resolved |
| July 1, 2008 – September 30, 2008 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Resolved |
| July 1, 2008 – September 30, 2008 | Monitoring, Regular | Combined Uranium | — | Resolved |
| July 1, 2008 – September 30, 2008 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Resolved |
| October 1, 2007 – December 31, 2007 | Monitoring, Regular | Combined Uranium | — | Resolved |
| October 1, 2007 – December 31, 2007 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Resolved |
| October 1, 2007 – December 31, 2007 | Monitoring, Regular | Combined Uranium | — | Resolved |
| October 1, 2007 – December 31, 2007 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Archived |
| July 1, 2007 – September 30, 2007 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Resolved |
| July 1, 2007 – September 30, 2007 | Monitoring, Regular | Combined Uranium | — | Resolved |
| July 1, 2007 – September 30, 2007 | Monitoring, Regular | Combined Uranium | — | Resolved |
| July 1, 2007 – September 30, 2007 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Resolved |
| July 1, 2003 – October 7, 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 |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- October 7, 2025State Public Notification requested1 linked violation
- October 7, 2025State Compliance achieved3 linked violations
- October 7, 2025State Public Notification received3 linked violations
- July 16, 2025State Public Notification requested1 linked violation
- July 16, 2025State Compliance achieved1 linked violation
- July 16, 2025State Public Notification received1 linked violation
- April 9, 2025State Public Notification requested2 linked violations
- April 8, 2025State Compliance achieved1 linked violation
- January 29, 2025State Violation/Reminder Notice3 linked violations
- October 29, 2024State Violation/Reminder Notice1 linked violation
- May 29, 2024State Violation/Reminder Notice1 linked violation
- February 13, 2020State Compliance achieved1 linked violation
- February 6, 2020State Formal Notice of Violation issued1 linked violation
- November 22, 2019State Public Notification received40 linked violations
- January 29, 2019State Public Notification requested40 linked violations
- January 29, 2019State Compliance achieved40 linked violations
- January 29, 2019State Violation/Reminder Notice40 linked violations
- January 13, 2017State Violation/Reminder Notice1 linked violation
- January 13, 2017State Compliance achieved1 linked violation
- February 3, 2012State Compliance achieved40 linked violations
- April 29, 2011State Compliance achieved40 linked violations
- March 15, 2011State Public Notification received4 linked violations
- March 15, 2011State Compliance achieved4 linked violations
- December 23, 2009State Compliance achieved1 linked violation
- December 23, 2009State Civil Case filed in State court1 linked violation
- December 23, 2009State Civil Case filed in State court1 linked violation
- December 23, 2009State Compliance achieved41 linked violations
- December 23, 2009State Public Notification received1 linked violation
- April 23, 2009State Public Notification requested4 linked violations
- November 26, 2008State Public Notification requested4 linked violations
- November 26, 2008State Public Notification requested4 linked violations
- November 26, 2008State Public Notification requested4 linked violations
- November 26, 2008State Violation/Reminder Notice4 linked violations
- November 26, 2008State Violation/Reminder Notice4 linked violations
- November 26, 2008State Violation/Reminder Notice4 linked violations
- May 21, 2008State Compliance achieved4 linked violations
- April 24, 2008State Compliance achieved3 linked violations
- January 24, 2008State Violation/Reminder Notice7 linked violations
- January 24, 2008State Violation/Reminder Notice4 linked violations
- February 24, 2005State Compliance achieved1 linked violation
- January 10, 2005State Violation/Reminder Notice1 linked violation
- October 7, 2003State Compliance achieved1 linked violation
- January 19, 1982State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
- October 19, 1981State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
- July 19, 1981State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
- January 19, 1981State Violation/Reminder Notice1 linked violation
Contact
OAK GROVE PARK MHP
215-723-2007
HATFIELD, PA 19440