FLEMING, PA · Centre County

UNIONVILLE MUNICIPAL WATERWKS 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): PA4140079
System type: Community Water System
Population served: 290
Service connections: 142
Ownership: local government
Water source: groundwater (wells)

Violation history

Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
April 1, 2025 – April 30, 2025
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
March 1, 2025 – March 31, 2025
Archived
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
October 1, 2024 – October 31, 2024
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2023 – December 1, 2023
Resolved
Monitoring, Regular
—
Combined Uranium
October 1, 2022 – December 31, 2022
Resolved
Monitoring, Regular
—
Radium-228
October 1, 2022 – December 31, 2022
Resolved
Monitoring, Regular
—
Radium-226
October 1, 2022 – December 31, 2022
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2022 – September 6, 2022
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2021 – September 6, 2022
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2021 – October 26, 2021
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2020 – January 7, 2021
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2018 – May 6, 2019
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
January 11, 2011 – June 20, 2011
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2009 – December 31, 2009
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2005 – September 30, 2005
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 2005 – July 31, 2005
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
Trichloroethylene
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 1994 – March 31, 1994
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 1994 – March 31, 1994
Resolved
Monitoring, Regular
—
Benzene
January 1, 1994 – March 31, 1994
Resolved
Monitoring, Regular
—
Toluene
January 1, 1994 – March 31, 1994
Resolved
Monitoring, Regular
—
Ethylbenzene
January 1, 1994 – March 31, 1994
Resolved
Monitoring, Regular
—
Styrene
January 1, 1994 – March 31, 1994
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 1994 – March 31, 1994
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 1994 – March 31, 1994
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 1994 – March 31, 1994
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 1994 – March 31, 1994
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 1994 – March 31, 1994
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 1994 – March 31, 1994
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 1994 – March 31, 1994
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 1994 – March 31, 1994
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 1994 – March 31, 1994
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 1994 – March 31, 1994
Resolved
Monitoring, Regular
—
Carbon tetrachloride
January 1, 1994 – March 31, 1994
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 1994 – March 31, 1994
Resolved
Monitoring, Regular
—
Trichloroethylene
January 1, 1994 – March 31, 1994
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 1994 – March 31, 1994
Resolved
Monitoring, Regular
—
Endrin
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
—
Arsenic
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Barium
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Cadmium
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Nitrate
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Methoxychlor
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Selenium
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Toxaphene
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
2,4-D
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
—
Fluoride
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
April 1, 2025 – April 30, 2025	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
March 1, 2025 – March 31, 2025	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Archived
October 1, 2024 – October 31, 2024	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
October 1, 2023 – December 1, 2023	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
October 1, 2022 – December 31, 2022	Monitoring, Regular	Combined Uranium	—	Resolved
October 1, 2022 – December 31, 2022	Monitoring, Regular	Radium-228	—	Resolved
October 1, 2022 – December 31, 2022	Monitoring, Regular	Radium-226	—	Resolved
July 1, 2022 – September 6, 2022	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
October 1, 2021 – September 6, 2022	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2021 – October 26, 2021	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
October 1, 2020 – January 7, 2021	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2018 – May 6, 2019	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 11, 2011 – June 20, 2011	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
January 1, 2009 – December 31, 2009	Monitoring, Regular	Arsenic	—	Resolved
July 1, 2005 – September 30, 2005	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2005 – July 31, 2005	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	Trichloroethylene	—	Resolved
January 1, 1994 – March 31, 1994	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 1, 1994 – March 31, 1994	Monitoring, Regular	CHLOROBENZENE	—	Resolved
January 1, 1994 – March 31, 1994	Monitoring, Regular	Benzene	—	Resolved
January 1, 1994 – March 31, 1994	Monitoring, Regular	Toluene	—	Resolved
January 1, 1994 – March 31, 1994	Monitoring, Regular	Ethylbenzene	—	Resolved
January 1, 1994 – March 31, 1994	Monitoring, Regular	Styrene	—	Resolved
January 1, 1994 – March 31, 1994	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
January 1, 1994 – March 31, 1994	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
January 1, 1994 – March 31, 1994	Monitoring, Regular	Xylenes, Total	—	Resolved
January 1, 1994 – March 31, 1994	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 1994 – March 31, 1994	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 1994 – March 31, 1994	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
January 1, 1994 – March 31, 1994	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
January 1, 1994 – March 31, 1994	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 1994 – March 31, 1994	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
January 1, 1994 – March 31, 1994	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 1994 – March 31, 1994	Monitoring, Regular	Carbon tetrachloride	—	Resolved
January 1, 1994 – March 31, 1994	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 1994 – March 31, 1994	Monitoring, Regular	Trichloroethylene	—	Resolved
January 1, 1994 – March 31, 1994	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
June 24, 1982 – June 23, 1985	Monitoring, Regular	Endrin	—	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	Arsenic	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Barium	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Cadmium	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Nitrate	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Methoxychlor	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Selenium	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Toxaphene	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	2,4-D	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	2,4,5-TP	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Chromium	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Fluoride	—	Archived

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

Enforcement actions

May 20, 2025State Compliance achieved1 linked violation
May 20, 2025State Violation/Reminder Notice1 linked violation
May 2, 2025State Violation/Reminder Notice1 linked violation
May 2, 2025State Public Notification requested1 linked violation
December 16, 2024State Compliance achieved1 linked violation
December 10, 2024State Formal Notice of Violation issued1 linked violation
December 1, 2023State Compliance achieved1 linked violation
December 1, 2023State Violation/Reminder Notice1 linked violation
January 27, 2023State Compliance achieved3 linked violations
January 25, 2023State Violation/Reminder Notice3 linked violations
September 6, 2022State Violation/Reminder Notice1 linked violation
September 6, 2022State Compliance achieved2 linked violations
June 3, 2022State Violation/Reminder Notice1 linked violation
October 26, 2021State Violation/Reminder Notice1 linked violation
October 26, 2021State Compliance achieved1 linked violation
January 7, 2021State Compliance achieved1 linked violation
May 6, 2019State Compliance achieved1 linked violation
April 4, 2012State Compliance achieved1 linked violation
February 28, 2012State Violation/Reminder Notice1 linked violation
June 20, 2011State Public Notification received1 linked violation
June 20, 2011State Compliance achieved1 linked violation
November 4, 2010State Compliance achieved1 linked violation
May 20, 2010State Compliance Meeting conducted1 linked violation
May 20, 2010State Public Notification requested1 linked violation
May 20, 2010State Violation/Reminder Notice1 linked violation
May 20, 2010State Technical Assistance Visit1 linked violation
July 5, 2006State Violation/Reminder Notice2 linked violations
July 5, 2006State Compliance achieved2 linked violations
September 30, 1982Federal issued Formal Notice of Violationgeneral compliance action — not tied to a specific violation on record

Contact

UNIONVILLE MUNICIPAL WATERWKS

814-355-1855

FLEMING, PA 16835