DINOSAUR NATL MNT HDQTRS
PWS ID: CO0241200 · DINOSAUR, Colorado 81610
Population Served
55
Total Violations
168
Health-Based Violations
8
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Federal
- Connections
- 15
- County
- Moffat
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 157
- Treatment Tech Violations
- 8
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Stage 1 Disinfectants and Disinfection Byproducts Rule | TT | 8 | 2023 |
| Methoxychlor | MR | 6 | 2005 |
| Lead and Copper Rule | MR | 6 | 2025 |
| Nitrate | MR | 6 | 2023 |
| Arsenic | MR | 4 | 2005 |
| Barium | MR | 4 | 2005 |
| Cadmium | MR | 4 | 2005 |
| Chromium | MR | 4 | 2005 |
| Antimony, Total | MR | 4 | 2005 |
| Thallium, Total | MR | 4 | 2005 |
| Selenium | MR | 4 | 2005 |
| Mercury | MR | 4 | 2005 |
| Beryllium, Total | MR | 4 | 2005 |
| Nickel | MR | 4 | 2005 |
| Chlorine | MR | 3 | 2006 |
| Endrin | MR | 3 | 2005 |
| Dalapon | MR | 3 | 2005 |
| Di(2-ethylhexyl) phthalate | MR | 3 | 2005 |
| Aldicarb sulfoxide | MR | 3 | 2005 |
| Aldicarb sulfone | MR | 3 | 2005 |
| Heptachlor | MR | 3 | 2005 |
| 2,4-D | MR | 3 | 2005 |
| 2,4,5-TP | MR | 3 | 2005 |
| HEXACHLOROBENZENE | MR | 3 | 2005 |
| 1,2-DIBROMO-3-CHLOROPROPANE | MR | 3 | 2005 |
| Public Notice | Other | 3 | 2025 |
| TTHM | MR | 3 | 2023 |
| Total Haloacetic Acids (HAA5) | MR | 3 | 2023 |
| Total Polychlorinated Biphenyls (PCB) | MR | 3 | 2005 |
| Toxaphene | MR | 3 | 2005 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.