BRYN MAWR, PA · Chester County
PSW POCOPSON Water System
Inactive system
This water system is marked inactive in EPA’s federal records as of January 22, 2004. 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)
- PA1150147
- System type
- Community Water System
- Population served
- 729
- Service connections
- 243
- Ownership
- privately owned
- Water source
- surface water (rivers, lakes, or reservoirs)
Violation history
Monitoring of Treatment (SWTR-Unfilt/GWR)
—Surface Water Treatment Rule
August 1, 2001 – August 31, 2001
ResolvedMonitoring of Treatment (SWTR-Unfilt/GWR)
—Surface Water Treatment Rule
March 1, 2001 – March 31, 2001
ResolvedMonitoring, Regular
—1,2-DIBROMO-3-CHLOROPROPANE
January 1, 1996 – December 31, 1996
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) adipate
January 1, 1996 – December 31, 1996
ResolvedMonitoring, Regular
—Simazine
January 1, 1996 – December 31, 1996
ResolvedMonitoring, Regular
—Hexachlorocyclopentadiene
January 1, 1996 – December 31, 1996
ResolvedMonitoring, Regular
—LASSO
January 1, 1996 – December 31, 1996
ResolvedMonitoring, Regular
—Benzo(a)pyrene
January 1, 1996 – December 31, 1996
ResolvedMonitoring, Regular
—Pentachlorophenol
January 1, 1996 – December 31, 1996
ResolvedMonitoring, Regular
—Cadmium
June 24, 1982 – June 23, 1985
ArchivedMonitoring, Regular
—Methoxychlor
June 24, 1982 – June 23, 1985
ArchivedMonitoring, Regular
—Selenium
June 24, 1982 – June 23, 1985
ArchivedMonitoring, Regular
—Nitrate
June 24, 1982 – June 23, 1985
ArchivedMonitoring, Regular
—Mercury
June 24, 1982 – June 23, 1985
ArchivedMonitoring, Regular
—Arsenic
June 24, 1982 – June 23, 1985
ArchivedMonitoring, Regular
—Endrin
June 24, 1982 – June 23, 1985
ArchivedMonitoring, Regular
—2,4,5-TP
June 24, 1982 – June 23, 1985
ArchivedMonitoring, Regular
—Fluoride
June 24, 1982 – June 23, 1985
ArchivedMonitoring, Regular
—2,4-D
June 24, 1982 – June 23, 1985
ArchivedMonitoring, Regular
—Chromium
June 24, 1982 – June 23, 1985
ArchivedMonitoring, Regular
—Toxaphene
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 |
|---|---|---|---|---|
| August 1, 2001 – August 31, 2001 | Monitoring of Treatment (SWTR-Unfilt/GWR) | Surface Water Treatment Rule | — | Resolved |
| March 1, 2001 – March 31, 2001 | Monitoring of Treatment (SWTR-Unfilt/GWR) | Surface Water Treatment Rule | — | Resolved |
| January 1, 1996 – December 31, 1996 | Monitoring, Regular | 1,2-DIBROMO-3-CHLOROPROPANE | — | Resolved |
| January 1, 1996 – December 31, 1996 | Monitoring, Regular | Di(2-ethylhexyl) adipate | — | Resolved |
| January 1, 1996 – December 31, 1996 | Monitoring, Regular | Simazine | — | Resolved |
| January 1, 1996 – December 31, 1996 | Monitoring, Regular | Hexachlorocyclopentadiene | — | Resolved |
| January 1, 1996 – December 31, 1996 | Monitoring, Regular | LASSO | — | Resolved |
| January 1, 1996 – December 31, 1996 | Monitoring, Regular | Benzo(a)pyrene | — | Resolved |
| January 1, 1996 – December 31, 1996 | Monitoring, Regular | Pentachlorophenol | — | Resolved |
| 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 | Selenium | — | Archived |
| June 24, 1982 – June 23, 1985 | Monitoring, Regular | Nitrate | — | 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 | Endrin | — | 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 | Toxaphene | — | Archived |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- May 11, 1989State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- December 24, 1985State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
- July 17, 1984State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
Last known contact on file (system is inactive)
Not on record
610-525-1400
BRYN MAWR, PA 190103489