Elko City Of
PWSID NV0000272 · Elko, Nevada · serves 23,000 people · groundwater source
D
Poor
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFOS | 46 ppt | 4 ppt | 1/22/2025 |
| PFHxS | 29 ppt | 10 ppt | 1/22/2025 |
| PFHxS | 22 ppt | 10 ppt | 1/22/2025 |
| PFBS | 15 ppt | — | 1/22/2025 |
| PFHxS | 14 ppt | 10 ppt | 7/16/2024 |
| PFHxS | 13 ppt | 10 ppt | 1/22/2025 |
| PFOS | 12 ppt | 4 ppt | 7/15/2024 |
| PFBS | 12 ppt | — | 1/22/2025 |
| PFHxS | 10 ppt | 10 ppt | 7/15/2024 |
| PFHxS | 9.5 ppt | 10 ppt | 1/22/2025 |
| PFHxA | 8.2 ppt | — | 1/22/2025 |
| PFHxA | 7.9 ppt | — | 7/16/2024 |
| PFPeA | 7.9 ppt | — | 1/22/2025 |
| PFOS | 7.9 ppt | 4 ppt | 1/22/2025 |
| PFPeA | 7.8 ppt | — | 7/16/2024 |
| PFHxA | 7.2 ppt | — | 1/22/2025 |
| PFHxS | 7.1 ppt | 10 ppt | 7/15/2024 |
| PFPeS | 7 ppt | — | 1/22/2025 |
| PFOS | 6.9 ppt | 4 ppt | 7/16/2024 |
| PFPeA | 6.8 ppt | — | 7/16/2024 |
| PFBS | 6.4 ppt | — | 1/22/2025 |
| PFPeA | 6 ppt | — | 1/22/2025 |
| PFOA | 5.9 ppt | 4 ppt | 7/16/2024 |
| PFOA | 5.7 ppt | 4 ppt | 1/22/2025 |
| PFPeA | 5.1 ppt | — | 1/22/2025 |
| PFHxS | 5.1 ppt | 10 ppt | 7/16/2024 |
| PFHxS | 5.1 ppt | 10 ppt | 1/22/2025 |
| PFBS | 4.9 ppt | — | 1/22/2025 |
| PFHxA | 4.7 ppt | — | 7/16/2024 |
| PFHxS | 4.6 ppt | 10 ppt | 7/16/2024 |
| PFOA | 4.6 ppt | 4 ppt | 1/22/2025 |
| PFPeS | 4.5 ppt | — | 1/22/2025 |
| PFHxA | 4.4 ppt | — | 1/22/2025 |
| PFHxA | 4.2 ppt | — | 1/22/2025 |
| PFBS | 4.1 ppt | — | 7/16/2024 |
| PFBS | 3.6 ppt | — | 1/22/2025 |
| PFHxS | 3.5 ppt | 10 ppt | 7/15/2024 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2024-01-01 | Combined Uranium | MR | No | Resolved |
| 2022-07-01 | Nitrate | MR | No | Resolved |
| 2022-04-01 | Nitrate | MR | No | Resolved |