Cold Springs Main
California - Community Water System - PWSID: 090600126
System Information
| PWSID | 090600126 |
| System Name | Cold Springs Main |
| 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 | Tollhouse |
| ZIP Code | 93667 |
| Address | P.O. Box 209 |
| Organization | Cold Springs Rancheria |
| Phone | - |
Population & Service
| Population Served | 209 |
| Service Connections | 43 |
Drinking Water Violations (224)
This water system has 224 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, 2025 | Dec 31, 2025 | MR | No | Yes | - | 4.0 mg/L | - | Archived | Dec 31, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Aug 20, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Aug 20, 2025 | - | |
| Jun 1, 2025 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Jun 1, 2025 | Jun 30, 2025 | MON | No | Yes | - | - | - | Resolved | Jun 30, 2025 | - | |
| Jun 1, 2025 | Jun 30, 2025 | MON | No | Yes | - | - | - | Resolved | Jun 30, 2025 | - | |
| Jun 1, 2025 | Jun 30, 2025 | MON | No | Yes | - | - | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 10 mg/L | - | Archived | Dec 31, 2025 | - | |
| Nov 1, 2024 | - | MR | No | Yes | - | - | - | Resolved | Dec 15, 2024 | - | |
| Nov 1, 2024 | - | MR | No | Yes | - | - | - | Resolved | Dec 15, 2024 | - | |
| Nov 1, 2024 | - | MR | No | Yes | - | - | - | Resolved | Dec 15, 2024 | - | |
| Oct 31, 2023 | - | TT | Yes | No | - | - | - | Resolved | Mar 28, 2024 | - | |
| Jan 1, 2023 | - | MR | No | No | - | TT | - | Unaddressed | - | - | |
| Oct 1, 2022 | Oct 31, 2022 | MON | No | Yes | - | - | - | Resolved | Oct 31, 2022 | - | |
| Oct 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Nov 16, 2022 | - | |
| Jun 1, 2022 | Jun 30, 2022 | MON | No | Yes | - | - | - | Resolved | Jun 30, 2022 | - | |
| Jun 1, 2022 | - | Other | No | No | - | - | - | Resolved | May 2, 2023 | - | |
| Apr 1, 2022 | Jun 30, 2022 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 14, 2022 | - | |
| Mar 1, 2022 | - | Other | No | No | - | - | - | Resolved | May 2, 2023 | - | |
| Mar 1, 2022 | Mar 31, 2022 | MON | No | Yes | - | - | - | Resolved | Mar 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2024 | MR | No | Yes | - | 0.060 mg/L | - | Archived | Dec 31, 2024 | - | |
| Jan 1, 2022 | Dec 31, 2024 | MR | No | Yes | - | 0.080 mg/L | - | Archived | Dec 31, 2024 | - | |
| Jan 1, 2022 | Mar 31, 2022 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2022 | - | |
| Jul 1, 2021 | - | Other | No | No | - | - | - | Resolved | May 5, 2022 | - | |
| Jul 1, 2021 | - | Other | No | No | - | - | - | Resolved | May 5, 2022 | - | |
| Dec 31, 2020 | - | TT | Yes | No | - | - | - | Resolved | Dec 15, 2022 | - | |
| Jan 1, 2020 | Dec 31, 2020 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2020 | - | |
| Jul 1, 2017 | - | Other | No | No | - | - | - | Resolved | Jun 1, 2018 | - | |
| Aug 1, 2010 | - | MR | No | Yes | - | - | - | Resolved | Oct 6, 2010 | - | |
| Aug 1, 2010 | - | MR | No | Yes | - | - | - | Resolved | Oct 6, 2010 | - | |
| Jul 1, 2010 | - | MR | No | Yes | - | - | - | Resolved | Nov 8, 2010 | - | |
| Jul 1, 2010 | Jul 31, 2010 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2010 | - | |
| Jul 1, 2010 | - | Other | No | No | - | - | - | Resolved | Nov 8, 2010 | - | |
| Jun 1, 2010 | Jun 30, 2010 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2010 | - | |
| Jun 1, 2010 | Jun 30, 2010 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2010 | - | |
| Apr 1, 2010 | - | Other | No | No | - | - | - | Resolved | Oct 6, 2010 | - | |
| Mar 1, 2010 | Mar 31, 2010 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2010 | - | |
| Mar 1, 2010 | Mar 31, 2010 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2010 | - | |
| Mar 1, 2010 | - | Other | No | No | - | - | - | Resolved | Oct 6, 2010 | - | |
| Feb 1, 2010 | Feb 28, 2010 | MR | No | No | - | 5% of samples | - | Resolved | Feb 28, 2010 | - | |
| Feb 1, 2010 | - | Other | No | No | - | - | - | Resolved | Oct 6, 2010 | - | |
| Feb 1, 2010 | Feb 28, 2010 | MR | No | No | - | 5% of samples | - | Resolved | Feb 28, 2010 | - | |
| Jan 1, 2010 | Jan 31, 2010 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2010 | - | |
| Jan 1, 2010 | Jan 31, 2010 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2010 | - | |
| Aug 1, 2009 | Aug 31, 2009 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 31, 2009 | - | |
| Jul 1, 2009 | Jul 31, 2009 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2009 | - | |
| Apr 1, 2009 | Jun 30, 2009 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Jun 30, 2009 | - | |
| Sep 1, 2008 | Sep 30, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 30, 2008 | - | |
| Jul 1, 2008 | Jul 31, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2008 | - |
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.