MT. KONOCTI MUTUAL WATER COMPANY
California — Community Water System — PWSID: CA1710014
System Information
| PWSID | CA1710014 |
| System Name | MT. KONOCTI MUTUAL WATER COMPANY |
| 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 | Mar 22, 1979 |
| Last Reported | Mar 20, 2026 |
Location & Contact
| State | California |
| City | KELSEYVILLE |
| ZIP Code | 95451 |
| Address | 9733 STATE HIGHWAY 281 |
| Organization | FARR, ALAN |
| Phone | 707-277-7466 |
Population & Service
| Population Served | 4,360 |
| Service Connections | 1,603 |
Drinking Water Violations (14)
This water system has 14 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 1, 2020 | — | MR | No | No | — | TT | — | Resolved | Aug 25, 2021 | — | |
| Oct 1, 2020 | — | MR | No | No | — | TT | — | Resolved | Aug 25, 2021 | — | |
| Apr 1, 2019 | Jun 30, 2019 | MCL | Yes | No | 64.8 UG/L | 0.060 mg/L | — | Resolved | Jun 30, 2019 | — | |
| Apr 1, 2019 | Jun 30, 2019 | MCL | Yes | No | 64.8 UG/L | 0.060 mg/L | — | Resolved | Jun 30, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MCL | Yes | No | 66.9 UG/L | 0.060 mg/L | — | Resolved | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MCL | Yes | No | 66.9 UG/L | 0.060 mg/L | — | Resolved | Mar 31, 2019 | — | |
| Oct 1, 2018 | Dec 31, 2018 | MCL | Yes | No | 64.9 UG/L | 0.060 mg/L | — | Resolved | Dec 31, 2018 | — | |
| Oct 1, 2018 | Dec 31, 2018 | MCL | Yes | No | 64.9 UG/L | 0.060 mg/L | — | Resolved | Dec 31, 2018 | — | |
| Apr 1, 2015 | Jun 30, 2015 | MCL | Yes | No | .082 MG/L | 0.080 mg/L | .08 | Resolved | Jun 30, 2015 | — | |
| Apr 1, 2015 | Jun 30, 2015 | MCL | Yes | No | .082 MG/L | 0.080 mg/L | .08 | Resolved | Jun 30, 2015 | — | |
| Jan 1, 2015 | Mar 31, 2015 | MCL | Yes | No | .0843 MG/L | 0.080 mg/L | .08 | Resolved | Mar 31, 2015 | — | |
| Jan 1, 2015 | Mar 31, 2015 | MCL | Yes | No | .0843 MG/L | 0.080 mg/L | .08 | Resolved | Mar 31, 2015 | — | |
| May 1, 1988 | May 31, 1988 | Other | No | No | — | — | — | Archived | May 31, 1988 | — | |
| Sep 1, 1986 | Sep 30, 1986 | Other | No | No | — | — | — | Archived | Sep 30, 1986 | — |
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.