THOMPSON SPECIAL SERVICES DISTRICT
PWS ID: UTAH10004 · MOAB, Utah 84532
Population Served
85
Total Violations
202
Health-Based Violations
6
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 55
- County
- Grand
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 144
- Treatment Tech Violations
- 6
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 47 | 2014 |
| Chlorine | MR | 30 | 2014 |
| Consumer Confidence Rule | Other | 17 | 2024 |
| Revised Total Coliform Rule | MON | 13 | 2024 |
| Lead and Copper Rule | MR | 9 | 2025 |
| Nitrate | MR | 8 | 2015 |
| Radium-228 | MR | 6 | 2011 |
| Groundwater Rule | TT | 6 | 2023 |
| Coliform (TCR) | Other | 5 | 1996 |
| Gross Alpha, Excl. Radon and U | MR | 4 | 1989 |
| Total Haloacetic Acids (HAA5) | MR | 4 | 2025 |
| TTHM | MR | 4 | 2025 |
| Revised Total Coliform Rule | Other | 3 | 2017 |
| Revised Total Coliform Rule | RPT | 3 | 2017 |
| Arsenic | MR | 2 | 2002 |
| Barium | MR | 2 | 2002 |
| Cadmium | MR | 2 | 2002 |
| Mercury | MR | 2 | 2002 |
| Selenium | MR | 2 | 2002 |
| Chromium | MR | 2 | 2002 |
| Fluoride | MR | 2 | 2002 |
| CYANIDE | MR | 1 | 2002 |
| Nickel | MR | 1 | 2002 |
| Antimony, Total | MR | 1 | 2002 |
| Thallium, Total | MR | 1 | 2002 |
| Beryllium, Total | MR | 1 | 2002 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.