SEVENWINDS LODGE AND CONVENTION CENTER
PWS ID: 050595307 · HAYWARD, 05 54843
Population Served
782
Total Violations
346
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Native American
- Connections
- 1
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 344
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Lead and Copper Rule | MR | 15 | 2023 |
| Coliform (TCR) | MR | 14 | 2014 |
| Arsenic | MR | 8 | 2020 |
| Chromium | MR | 8 | 2020 |
| Fluoride | MR | 8 | 2020 |
| Antimony, Total | MR | 8 | 2020 |
| Beryllium, Total | MR | 8 | 2020 |
| Asbestos | MR | 8 | 2020 |
| Mercury | MR | 8 | 2020 |
| CYANIDE | MR | 8 | 2020 |
| Selenium | MR | 8 | 2020 |
| Thallium, Total | MR | 8 | 2020 |
| Nickel | MR | 8 | 2020 |
| Cadmium | MR | 8 | 2020 |
| Barium | MR | 8 | 2020 |
| Carbon tetrachloride | MR | 4 | 2005 |
| 1,2-Dichloropropane | MR | 4 | 2005 |
| Trichloroethylene | MR | 4 | 2005 |
| 1,1,2-Trichloroethane | MR | 4 | 2005 |
| Tetrachloroethylene | MR | 4 | 2005 |
| Benzene | MR | 4 | 2005 |
| Toluene | MR | 4 | 2005 |
| Ethylbenzene | MR | 4 | 2005 |
| Styrene | MR | 4 | 2005 |
| Endrin | MR | 4 | 2020 |
| Dalapon | MR | 4 | 2020 |
| Diquat | MR | 4 | 2020 |
| Endothall | MR | 4 | 2020 |
| Di(2-ethylhexyl) adipate | MR | 4 | 2020 |
| Picloram | MR | 4 | 2020 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.