LAKE COUNTY CSA 21 - NORTH LAKEPORT
California — Community Water System — PWSID: CA1710021
System Information
| PWSID | CA1710021 |
| System Name | LAKE COUNTY CSA 21 - NORTH LAKEPORT |
| System Type | Community Water System |
| Water Source | Surface Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Dec 15, 1992 |
| Last Reported | Nov 17, 2025 |
Location & Contact
| State | California |
| City | LAKEPORT |
| ZIP Code | 95453 |
| Address | 230 N. Main Street |
| Organization | BORRE, ROBIN |
| Phone | 707-263-3260 |
Population & Service
| Population Served | 4,046 |
| Service Connections | 1,226 |
Drinking Water Violations (4)
This water system has 4 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 2008 | Jan 31, 2008 | Interim Enhanced Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | Jan 31, 2008 | Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| Oct 1, 1999 | Oct 31, 1999 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | Oct 31, 1999 | Surface Water Treatment Rule |
| Oct 1, 1999 | Oct 31, 1999 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | Oct 31, 1999 | Surface Water Treatment Rule |
| — | — | — | No | No | — | — | — | — | — | — |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.