VERNAL CITY WATER SYSTEM
PWS ID: UTAH24012 · VERNAL, Utah 84078
Population Served
10,000
Total Violations
59
Health-Based Violations
1
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 3,229
- County
- Uintah
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 40
- Treatment Tech Violations
- 1
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Chlorine | MR | 12 | 2015 |
| Lead and Copper Rule | MR | 6 | 2014 |
| Revised Total Coliform Rule | Other | 3 | 2017 |
| Barium | MR | 2 | 1984 |
| Arsenic | MR | 2 | 1984 |
| Cadmium | MR | 2 | 1984 |
| Chromium | MR | 2 | 1984 |
| Nitrate | MR | 2 | 1984 |
| Selenium | MR | 2 | 1984 |
| Mercury | MR | 2 | 1984 |
| Fluoride | MR | 2 | 1984 |
| BHC-GAMMA | MR | 1 | 1985 |
| Methoxychlor | MR | 1 | 1985 |
| Toxaphene | MR | 1 | 1985 |
| 2,4-D | MR | 1 | 1985 |
| 2,4,5-TP | MR | 1 | 1985 |
| Lead and Copper Rule | TT | 1 | 2013 |
| Endrin | MR | 1 | 1985 |
PFAS Testing Results (UCMR5)
Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 146 samples detected PFAS.
| Contaminant | Date | Result | MRL | Status |
|---|---|---|---|---|
| PFBA | 3/19/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFMBA | 3/19/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFEESA | 3/19/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| NFDHA | 3/19/2025 | <0.02 µg/L | 0.02 µg/L | Not Detected |
| PFPeS | 3/19/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFHpS | 3/19/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFMPA | 3/19/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| 4:2 FTS | 3/19/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| 8:2 FTS | 3/19/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| HFPO-DA | 3/19/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFHxS | 3/19/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| 6:2 FTS | 3/19/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| ADONA | 3/19/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| 9Cl-PF3ONS | 3/19/2025 | <0.002 µg/L | 0.002 µg/L | Not Detected |
| 11Cl-PF3OUdS | 3/19/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFUnA | 3/19/2025 | <0.002 µg/L | 0.002 µg/L | Not Detected |
| PFHxA | 3/19/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFDoA | 3/19/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFDA | 3/19/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFOS | 3/19/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFBS | 3/19/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFNA | 3/19/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFPeA | 3/19/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFOA | 3/19/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| lithium | 3/19/2025 | <9 µg/L | 9 µg/L | Not Detected |
| PFTA | 3/19/2025 | <0.008 µg/L | 0.008 µg/L | Not Detected |
| PFTrDA | 3/19/2025 | <0.007 µg/L | 0.007 µg/L | Not Detected |
| NEtFOSAA | 3/19/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| NMeFOSAA | 3/19/2025 | <0.006 µg/L | 0.006 µg/L | Not Detected |
| PFHpA | 3/19/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| 9Cl-PF3ONS | 12/3/2025 | <0.002 µg/L | 0.002 µg/L | Not Detected |
| PFHxS | 12/3/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFDA | 12/3/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFDoA | 12/3/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFHxA | 12/3/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| 8:2 FTS | 12/3/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| 11Cl-PF3OUdS | 12/3/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| ADONA | 12/3/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| HFPO-DA | 12/3/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFBA | 12/3/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| 6:2 FTS | 12/3/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| 4:2 FTS | 12/3/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFUnA | 12/3/2025 | <0.002 µg/L | 0.002 µg/L | Not Detected |
| lithium | 12/3/2025 | <9 µg/L | 9 µg/L | Not Detected |
| PFTA | 12/3/2025 | <0.008 µg/L | 0.008 µg/L | Not Detected |
| PFTrDA | 12/3/2025 | <0.007 µg/L | 0.007 µg/L | Not Detected |
| NEtFOSAA | 12/3/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| NMeFOSAA | 12/3/2025 | <0.006 µg/L | 0.006 µg/L | Not Detected |
| PFHpA | 12/3/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFBS | 12/3/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
PFAS data from EPA UCMR5 monitoring program (2023-2025).
This data is provided for informational purposes only.