SEBASTOPOL, CA · Sonoma County
SEBASTOPOL, CITY OF 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 California’s official records. Always confirm current status with California before making decisions based on this information.
System facts
- System ID (PWSID)
- CA4910011
- System type
- Community Water System
- Population served
- 7,522
- Service connections
- 2,947
- Ownership
- local government
- Water source
- groundwater (wells)
Violation history
Maximum Contaminant Level Violation, Average
Health-basedArsenic
October 1, 2008 – December 31, 2008
ResolvedNotification, Public
—No contaminant on record
July 1, 1988 – July 31, 1988
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 |
|---|---|---|---|---|
| October 1, 2008 – December 31, 2008 | Maximum Contaminant Level Violation, Average | Arsenic | Health-based | Resolved |
| July 1, 1988 – July 31, 1988 | Notification, Public | — | — | Archived |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- December 31, 2009State Compliance achieved19 linked violations
Contact
BILLING, ERIC
707-823-5331
SEBASTOPOL, CA 95472