Thunder Valley Casino
California — Non-Transient Non-Community — PWSID: 090605161
System Information
| PWSID | 090605161 |
| System Name | Thunder Valley Casino |
| System Type | Non-Transient Non-Community |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Native American |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jun 19, 2004 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | California |
| City | Auburn |
| ZIP Code | 95603 |
| Address | 10720 Indian Hill Road |
| Organization | United Auburn Indian Community |
| Phone | 5302511575 |
Population & Service
| Population Served | 18,007 |
| Service Connections | 4 |
Drinking Water Violations (10)
This water system has 10 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2023 | Dec 31, 2023 | MR | No | No | — | TT | — | Resolved | Dec 31, 2023 | — | |
| Jul 1, 2023 | — | MR | No | No | — | TT | — | Resolved | Feb 19, 2024 | — | |
| Aug 1, 2019 | Aug 31, 2019 | MON | No | Yes | — | — | — | Resolved | Aug 31, 2019 | — | |
| Nov 1, 2016 | Nov 30, 2016 | MON | No | Yes | — | — | — | Resolved | Nov 30, 2016 | — | |
| Jul 1, 2013 | Sep 30, 2013 | MCL | Yes | No | .08963 MG/L | 0.080 mg/L | — | Resolved | Sep 30, 2013 | — | |
| Apr 1, 2013 | Jun 30, 2013 | MCL | Yes | No | .08963 MG/L | 0.080 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jan 1, 2012 | Jan 31, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 2012 | — | |
| Feb 1, 2006 | Feb 28, 2006 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2006 | — | |
| Oct 1, 2005 | Oct 31, 2005 | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2005 | — | |
| Dec 1, 2003 | Dec 31, 2003 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2003 | — |
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.