SIERRA MOON MUTUAL WATER COMPANY
California - Community Water System - PWSID: CA0409183
System Information
| PWSID | CA0409183 |
| System Name | SIERRA MOON MUTUAL WATER COMPANY |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Nov 22, 2011 |
| Last Reported | Mar 20, 2026 |
Location & Contact
| State | California |
| City | CHICO |
| ZIP Code | 95928 |
| Address | 1750 Humboldt Rd. |
| Organization | GALLEGOS, JESSICA |
| Phone | 530-894-0404 |
Population & Service
| Population Served | 120 |
| Service Connections | 86 |
Drinking Water Violations (42)
This water system has 42 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 17, 2024 | - | RPT | No | No | - | - | - | Unaddressed | - | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Unaddressed | - | - | |
| Sep 1, 2023 | Sep 30, 2023 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2023 | - | |
| Sep 1, 2023 | Sep 30, 2023 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2023 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Apr 1, 2018 | Apr 30, 2018 | MON | No | Yes | - | - | - | Resolved | Apr 30, 2018 | - | |
| Apr 1, 2018 | Apr 30, 2018 | MON | No | Yes | - | - | - | Resolved | Apr 30, 2018 | - | |
| May 1, 2017 | May 31, 2017 | MON | No | Yes | - | - | - | Resolved | May 31, 2017 | - | |
| May 1, 2017 | May 31, 2017 | MON | No | Yes | - | - | - | Resolved | May 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2022 | MR | No | Yes | - | 0.005 mg/L | - | Archived | Dec 31, 2022 | - | |
| Jan 1, 2017 | Dec 31, 2022 | MR | No | Yes | - | 0.005 mg/L | - | Archived | Dec 31, 2022 | - | |
| Jan 1, 2017 | Dec 31, 2022 | MR | No | Yes | - | 0.005 mg/L | - | Archived | Dec 31, 2022 | - | |
| Jan 1, 2017 | Dec 31, 2022 | MR | No | Yes | - | 0.1 mg/L | - | Archived | Dec 31, 2022 | - | |
| Jan 1, 2017 | Dec 31, 2022 | MR | No | Yes | - | 0.005 mg/L | - | Archived | Dec 31, 2022 | - | |
| Jan 1, 2017 | Dec 31, 2022 | MR | No | Yes | - | 0.005 mg/L | - | Archived | Dec 31, 2022 | - | |
| Jan 1, 2017 | Dec 31, 2022 | MR | No | Yes | - | 0.075 mg/L | - | Archived | Dec 31, 2022 | - | |
| Jan 1, 2017 | Dec 31, 2022 | MR | No | Yes | - | 0.005 mg/L | - | Archived | Dec 31, 2022 | - | |
| Jan 1, 2017 | Dec 31, 2022 | MR | No | Yes | - | 0.07 mg/L | - | Archived | Dec 31, 2022 | - | |
| Jan 1, 2017 | Dec 31, 2022 | MR | No | Yes | - | 0.07 mg/L | - | Archived | Dec 31, 2022 | - | |
| Jan 1, 2017 | Dec 31, 2022 | MR | No | Yes | - | 0.2 mg/L | - | Archived | Dec 31, 2022 | - | |
| Jan 1, 2017 | Dec 31, 2022 | MR | No | Yes | - | 0.6 mg/L | - | Archived | Dec 31, 2022 | - | |
| Jan 1, 2017 | Dec 31, 2022 | MR | No | Yes | - | 0.007 mg/L | - | Archived | Dec 31, 2022 | - | |
| Jan 1, 2017 | Dec 31, 2022 | MR | No | Yes | - | 0.005 mg/L | - | Archived | Dec 31, 2022 | - | |
| Jan 1, 2017 | Dec 31, 2022 | MR | No | Yes | - | 0.002 mg/L | - | Archived | Dec 31, 2022 | - | |
| Jan 1, 2017 | Dec 31, 2022 | MR | No | Yes | - | 10 mg/L | - | Archived | Dec 31, 2022 | - | |
| Jan 1, 2017 | Dec 31, 2022 | MR | No | Yes | - | 0.1 mg/L | - | Archived | Dec 31, 2022 | - | |
| Jan 1, 2017 | Dec 31, 2022 | MR | No | Yes | - | 1 mg/L | - | Archived | Dec 31, 2022 | - | |
| Jan 1, 2017 | Dec 31, 2022 | MR | No | Yes | - | 0.005 mg/L | - | Archived | Dec 31, 2022 | - | |
| Jan 1, 2017 | Dec 31, 2022 | MR | No | Yes | - | 0.7 mg/L | - | Archived | Dec 31, 2022 | - | |
| Jan 1, 2017 | Dec 31, 2022 | MR | No | Yes | - | 0.1 mg/L | - | Archived | Dec 31, 2022 | - | |
| Mar 1, 2014 | Mar 31, 2014 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2014 | - | |
| Mar 1, 2014 | Mar 31, 2014 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2014 | - | |
| Feb 1, 2014 | Feb 28, 2014 | MR | No | No | - | 5% of samples | - | Resolved | Feb 28, 2014 | - | |
| Feb 1, 2014 | Feb 28, 2014 | MR | No | No | - | 5% of samples | - | Resolved | Feb 28, 2014 | - | |
| Dec 1, 2012 | Dec 31, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2012 | - | |
| Dec 1, 2012 | Dec 31, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2012 | - | |
| Jan 1, 2009 | Dec 31, 2009 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Dec 31, 2009 | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | 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.