WEST CHESTER, PA · Chester County

DEVEREUX FOUNDATION BRANDYWINE Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of February 11, 2026. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.

If you are a resident looking for your current water provider, see water systems in Chester County, PA.

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): PA1150037
System type: Community Water System
Population served: 300
Service connections: 19
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Lead Consumer Notice
—
Lead and Copper Rule
January 1, 2026 – February 11, 2026
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
September 13, 2024 – October 23, 2024
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Groundwater Rule
September 1, 2024 – September 30, 2024
Resolved
Monitoring, Regular
—
Total Polychlorinated Biphenyls (PCB)
January 1, 2021 – March 31, 2021
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2017 – September 27, 2017
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2016 – November 28, 2016
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2016 – December 12, 2016
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
April 1, 2016 – April 30, 2016
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 2016 – March 31, 2016
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
January 1, 2016 – January 31, 2016
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
January 1, 2016 – January 31, 2016
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2016 – March 31, 2016
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
December 1, 2015 – December 31, 2015
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Groundwater Rule
June 1, 2013 – June 30, 2013
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 2010 – January 19, 2011
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2008 – September 23, 2008
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
August 10, 2007 – December 11, 2007
Resolved
OCCT/SOWT Study/Recommendation
Health-based
Lead and Copper Rule
July 1, 2007 – December 11, 2007
Resolved
Monitoring, Regular
—
Tetrachloroethylene
July 1, 1994 – September 30, 1994
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
July 1, 1994 – September 30, 1994
Resolved
Monitoring, Regular
—
Carbon tetrachloride
July 1, 1994 – September 30, 1994
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
July 1, 1994 – September 30, 1994
Resolved
Monitoring, Regular
—
Trichloroethylene
July 1, 1994 – September 30, 1994
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
July 1, 1994 – September 30, 1994
Resolved
Monitoring, Regular
—
CHLOROBENZENE
July 1, 1994 – September 30, 1994
Resolved
Monitoring, Regular
—
Benzene
July 1, 1994 – September 30, 1994
Resolved
Monitoring, Regular
—
Toluene
July 1, 1994 – September 30, 1994
Resolved
Monitoring, Regular
—
Ethylbenzene
July 1, 1994 – September 30, 1994
Resolved
Monitoring, Regular
—
Styrene
July 1, 1994 – September 30, 1994
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
July 1, 1994 – September 30, 1994
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
July 1, 1994 – September 30, 1994
Resolved
Monitoring, Regular
—
Xylenes, Total
July 1, 1994 – September 30, 1994
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
July 1, 1994 – September 30, 1994
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
July 1, 1994 – September 30, 1994
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
July 1, 1994 – September 30, 1994
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
July 1, 1994 – September 30, 1994
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
July 1, 1994 – September 30, 1994
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
July 1, 1994 – September 30, 1994
Resolved
Initial Tap Sampling for Pb and Cu
—
Lead and Copper Rule
January 1, 1994 – February 2, 1995
Resolved
Monitoring, Regular
—
Nitrate
January 1, 1993 – December 31, 1993
Resolved
Monitoring, Regular
—
Methoxychlor
June 24, 1985 – June 23, 1988
Archived
Monitoring, Regular
—
Toxaphene
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
—
Endrin
June 24, 1985 – June 23, 1988
Archived
Monitoring, Regular
—
BHC-GAMMA
June 24, 1985 – June 23, 1988
Archived
Monitoring, Check/Repeat/Confirmation
—
Cadmium
June 24, 1979 – July 23, 1979
Archived
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
August 1, 1976 – July 31, 1980
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 – February 11, 2026	Lead Consumer Notice	Lead and Copper Rule	—	Resolved
September 13, 2024 – October 23, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
September 1, 2024 – September 30, 2024	Treatment Technique (SWTR and GWR)	Groundwater Rule	Health-based	Resolved
January 1, 2021 – March 31, 2021	Monitoring, Regular	Total Polychlorinated Biphenyls (PCB)	—	Resolved
July 1, 2017 – September 27, 2017	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
October 1, 2016 – November 28, 2016	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
July 1, 2016 – December 12, 2016	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
April 1, 2016 – April 30, 2016	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
March 1, 2016 – March 31, 2016	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2016 – January 31, 2016	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2016 – January 31, 2016	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
January 1, 2016 – March 31, 2016	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
December 1, 2015 – December 31, 2015	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
June 1, 2013 – June 30, 2013	Treatment Technique (SWTR and GWR)	Groundwater Rule	Health-based	Resolved
January 1, 2010 – January 19, 2011	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
July 1, 2008 – September 23, 2008	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
August 10, 2007 – December 11, 2007	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
July 1, 2007 – December 11, 2007	OCCT/SOWT Study/Recommendation	Lead and Copper Rule	Health-based	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	Tetrachloroethylene	—	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	Carbon tetrachloride	—	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	Trichloroethylene	—	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	CHLOROBENZENE	—	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	Benzene	—	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	Toluene	—	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	Ethylbenzene	—	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	Styrene	—	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	Xylenes, Total	—	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
January 1, 1994 – February 2, 1995	Initial Tap Sampling for Pb and Cu	Lead and Copper Rule	—	Resolved
January 1, 1993 – December 31, 1993	Monitoring, Regular	Nitrate	—	Resolved
June 24, 1985 – June 23, 1988	Monitoring, Regular	Methoxychlor	—	Archived
June 24, 1985 – June 23, 1988	Monitoring, Regular	Toxaphene	—	Archived
June 24, 1985 – June 23, 1988	Monitoring, Regular	2,4-D	—	Archived
June 24, 1985 – June 23, 1988	Monitoring, Regular	2,4,5-TP	—	Archived
June 24, 1985 – June 23, 1988	Monitoring, Regular	Endrin	—	Archived
June 24, 1985 – June 23, 1988	Monitoring, Regular	BHC-GAMMA	—	Archived
June 24, 1979 – July 23, 1979	Monitoring, Check/Repeat/Confirmation	Cadmium	—	Archived
August 1, 1976 – July 31, 1980	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived

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

Enforcement actions

February 11, 2026State Other1 linked violation
February 11, 2026State Compliance achieved1 linked violation
February 6, 2026State Formal Notice of Violation issued1 linked violation
October 23, 2024State Violation/Reminder Notice2 linked violations
October 23, 2024State Compliance achieved2 linked violations
October 23, 2024State Public Notification received2 linked violations
October 23, 2024State Public Notification requested1 linked violation
July 9, 2021State Compliance achieved1 linked violation
July 9, 2021State Public Notification received1 linked violation
May 4, 2021State Public Notification requested1 linked violation
May 3, 2021State Violation/Reminder Notice1 linked violation
September 27, 2017State Compliance achieved1 linked violation
September 25, 2017State Violation/Reminder Notice1 linked violation
December 12, 2016State Violation/Reminder Notice1 linked violation
December 12, 2016State Public Notification received3 linked violations
December 12, 2016State Compliance achieved1 linked violation
November 28, 2016State Compliance achieved1 linked violation
November 28, 2016State Violation/Reminder Notice1 linked violation
September 27, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
May 27, 2016State Compliance achieved1 linked violation
May 27, 2016State Public Notification requested1 linked violation
May 27, 2016State Violation/Reminder Notice1 linked violation
May 27, 2016State Violation/Reminder Notice1 linked violation
May 27, 2016State Public Notification requested1 linked violation
May 27, 2016State Compliance achieved3 linked violations
April 5, 2016State Violation/Reminder Notice1 linked violation
April 5, 2016State Public Notification requested1 linked violation
April 5, 2016State Compliance achieved1 linked violation
April 5, 2016State Violation/Reminder Notice1 linked violation
April 5, 2016State Compliance achieved2 linked violations
April 5, 2016State Public Notification requested1 linked violation
February 2, 2016State Public Notification requested1 linked violation
February 2, 2016State Violation/Reminder Notice1 linked violation
February 2, 2016State Compliance achieved1 linked violation
August 26, 2013State Public Notification received1 linked violation
August 26, 2013State Compliance achieved1 linked violation
January 19, 2011State Public Notification received1 linked violation
January 19, 2011State Compliance achieved1 linked violation
May 11, 2010State Violation/Reminder Notice1 linked violation
May 11, 2010State Public Notification requested1 linked violation
September 23, 2008State Compliance achieved1 linked violation
December 11, 2007State Compliance achieved2 linked violations
October 5, 2007State Public Notification requested2 linked violations
October 5, 2007State Formal Notice of Violation issued2 linked violations
September 14, 2007State Violation/Reminder Notice2 linked violations
September 14, 2007State Violation/Reminder Notice2 linked violations
September 30, 1988State Formal Notice of Violation issued6 linked violations
November 5, 1986State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
October 9, 1986State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
June 5, 1986State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
March 18, 1983State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
February 18, 1983State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
October 19, 1981Federal issued Formal Notice of Violationgeneral compliance action — not tied to a specific violation on record
February 19, 1981State Public Notification received1 linked violation

Last known contact on file (system is inactive)

DEVEREUX FOUNDATION BRANDYWINE

610-942-5900

WEST CHESTER, PA 19380