CHESTER, PA · Delaware County
CHESTER WATER AUTHORITY 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)
- PA1230004
- System type
- Community Water System
- Population served
- 140,437
- Service connections
- 44,371
- Ownership
- local government
- Water source
- surface water (rivers, lakes, or reservoirs)
Violation history
Monitoring, Regular
—Nitrite
July 1, 2011 – September 30, 2011
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| July 1, 2011 – September 30, 2011 | Monitoring, Regular | Nitrite | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- April 3, 2012State Public Notification received1 linked violation
- April 3, 2012State Compliance achieved1 linked violation
- November 15, 2011State Violation/Reminder Notice1 linked violation
- November 15, 2011State Public Notification requested1 linked violation
- January 29, 1993Federal Proposed Administrative Order Issuedgeneral compliance action — not tied to a specific violation on record
Contact
CHESTER WATER AUTHORITY
610-876-8185
CHESTER, PA 19016