Manchester Rancheria
California - Community Water System - PWSID: 090600139
System Information
| PWSID | 090600139 |
| System Name | Manchester Rancheria |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Native American |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 2, 1984 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | California |
| City | Point Arena |
| ZIP Code | 95468 |
| Address | P.O. Box 623 |
| Organization | Manchester /Point Arena Band of Pomo Indian |
| Phone | 7078822788 |
Population & Service
| Population Served | 100 |
| Service Connections | 25 |
Drinking Water Violations (306)
This water system has 306 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Apr 1, 2022 | Jun 30, 2022 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | May 20, 2022 | - | |
| Mar 1, 2022 | Mar 31, 2022 | MON | No | Yes | - | - | - | Resolved | Mar 31, 2022 | - | |
| Jan 1, 2022 | Mar 31, 2022 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2022 | - | |
| Oct 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2021 | - | |
| Jul 1, 2021 | - | Other | No | No | - | - | - | Resolved | Jul 14, 2022 | - | |
| Apr 1, 2021 | Jun 30, 2021 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 2, 2021 | - | |
| Nov 1, 2020 | - | MR | No | Yes | - | - | - | Resolved | Jan 11, 2021 | - | |
| Jan 1, 2020 | - | Other | No | No | - | - | - | Resolved | Jan 4, 2021 | - | |
| Jan 1, 2020 | Jan 31, 2020 | MON | No | Yes | - | - | - | Resolved | Jan 31, 2020 | - | |
| Oct 1, 2019 | - | TT | Yes | No | - | - | - | Resolved | Apr 27, 2021 | - | |
| Jul 1, 2019 | - | Other | No | No | - | - | - | Resolved | Jun 30, 2020 | - | |
| Feb 1, 2019 | Feb 28, 2019 | MON | No | Yes | - | - | - | Resolved | Feb 28, 2019 | - | |
| Aug 1, 2018 | Aug 31, 2018 | MON | No | Yes | - | - | - | Resolved | Aug 31, 2018 | - | |
| Aug 1, 2018 | - | Other | No | No | - | - | - | Resolved | Jan 4, 2021 | - | |
| Jul 1, 2018 | - | Other | No | No | - | - | - | Resolved | Jun 30, 2020 | - | |
| Jul 1, 2018 | Jul 31, 2018 | MON | No | Yes | - | - | - | Resolved | Jul 31, 2018 | - | |
| Jul 1, 2018 | - | Other | No | No | - | - | - | Resolved | Jan 4, 2021 | - | |
| Jan 1, 2018 | Dec 31, 2018 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2018 | - | |
| Oct 4, 2017 | - | TT | Yes | No | - | - | - | Resolved | Aug 14, 2020 | - | |
| Oct 4, 2017 | - | TT | Yes | No | - | - | - | Resolved | Aug 14, 2020 | - | |
| Oct 4, 2017 | - | TT | Yes | No | - | - | - | Resolved | Aug 14, 2020 | - | |
| Oct 4, 2017 | - | TT | Yes | No | - | - | - | Resolved | Aug 14, 2020 | - | |
| Jan 1, 2017 | - | MR | No | No | - | TT | - | Resolved | Oct 6, 2020 | - | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | - | 0.006 mg/L | - | Resolved | Dec 31, 2013 | - | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | - | 0.4 mg/L | - | Resolved | Dec 31, 2013 | - | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | - | 0.04 mg/L | - | Resolved | Dec 31, 2013 | - | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | - | 0.5 mg/L | - | Resolved | Dec 31, 2013 | - | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | - | 0.02 mg/L | - | Resolved | Dec 31, 2013 | - | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Dec 31, 2013 | - | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | - | 0.003 mg/L | - | Resolved | Dec 31, 2013 | - | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Dec 31, 2013 | - | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | - | 0.001 mg/L | - | Resolved | Dec 31, 2013 | - | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Dec 31, 2013 | - | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | - | 0.001 mg/L | - | Resolved | Dec 31, 2013 | - | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | - | 0.05 mg/L | - | Resolved | Dec 31, 2013 | - | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | - | 0.003 mg/L | - | Resolved | Dec 31, 2013 | - | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | - | 0.004 mg/L | - | Resolved | Dec 31, 2013 | - | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2013 | - | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Dec 31, 2013 | - | |
| Jan 1, 2011 | Dec 31, 2019 | MR | No | Yes | - | 30 ug/L | - | Resolved | Dec 31, 2019 | - | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | - | 0.00005 mg/L | - | Resolved | Dec 31, 2013 | - | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Dec 31, 2013 | - | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Dec 31, 2013 | - | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | - | 0.7 mg/L | - | Resolved | Dec 31, 2013 | - | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | - | 0.0004 mg/L | - | Resolved | Dec 31, 2013 | - | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | - | 0.04 mg/L | - | Resolved | Dec 31, 2013 | - | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Dec 31, 2013 | - | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | - | 0.0005 mg/L | - | Resolved | Dec 31, 2013 | - | |
| Jan 1, 2011 | Dec 31, 2019 | MR | No | Yes | - | 15 pCi/L | - | Resolved | Dec 31, 2019 | - | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Dec 31, 2013 | - |
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.