COBB, CA · Lake County
COBB AREA CWD - MT. HANNAH Water System
Inactive system
This water system is marked inactive in EPA’s federal records as of November 24, 2020. 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 Lake County, CA.
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)
- CA1700563
- System type
- Community Water System
- Population served
- 129
- Service connections
- 39
- Ownership
- local government
- Water source
- groundwater (wells)
Violation history
Notification, Public
—No contaminant on record
January 1, 1984 – January 31, 1984
ArchivedNotification, Public
—No contaminant on record
November 1, 1983 – November 30, 1983
ArchivedNotification, Public
—No contaminant on record
October 1, 1982 – October 31, 1982
Archived
Archived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| January 1, 1984 – January 31, 1984 | Notification, Public | — | — | Archived |
| November 1, 1983 – November 30, 1983 | Notification, Public | — | — | Archived |
| October 1, 1982 – October 31, 1982 | Notification, Public | — | — | Archived |
Archived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
No enforcement actions on record for this system.
Last known contact on file (system is inactive)
MURPHY, BENJAMIN
707-928-5262
COBB, CA 95426