Greensboro, City Of
PWSID NC0241010 · Greensboro, North Carolina · serves 319,588 people · surface water source
D
Poor
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFOS | 35.6 ppt | 4 ppt | 10/16/2023 |
| PFOS | 31.3 ppt | 4 ppt | 7/18/2023 |
| PFOS | 27.6 ppt | 4 ppt | 4/23/2024 |
| PFOS | 21.2 ppt | 4 ppt | 10/16/2023 |
| PFOS | 20.2 ppt | 4 ppt | 7/24/2023 |
| PFOS | 16.8 ppt | 4 ppt | 4/23/2024 |
| PFHxS | 16.8 ppt | 10 ppt | 10/16/2023 |
| PFOS | 15 ppt | 4 ppt | 2/6/2024 |
| PFHxS | 14.6 ppt | 10 ppt | 4/23/2024 |
| PFHxS | 14.2 ppt | 10 ppt | 7/18/2023 |
| PFOS | 14.1 ppt | 4 ppt | 2/5/2024 |
| PFHxS | 10.5 ppt | 10 ppt | 7/24/2023 |
| PFHxA | 10.4 ppt | — | 7/18/2023 |
| PFBA | 10 ppt | — | 7/24/2023 |
| PFHxA | 10 ppt | — | 10/16/2023 |
| PFHxS | 9.9 ppt | 10 ppt | 10/16/2023 |
| PFPeA | 9.7 ppt | — | 7/18/2023 |
| PFPeA | 9.2 ppt | — | 10/16/2023 |
| PFHxS | 8.6 ppt | 10 ppt | 4/23/2024 |
| PFHxS | 7.4 ppt | 10 ppt | 2/6/2024 |
| PFHxS | 7.3 ppt | 10 ppt | 2/5/2024 |
| 6:2 FTS | 7.2 ppt | — | 7/18/2023 |
| PFHxA | 6.3 ppt | — | 10/16/2023 |
| PFPeA | 6 ppt | — | 10/16/2023 |
| PFBA | 5.9 ppt | — | 7/18/2023 |
| PFPeA | 5.8 ppt | — | 7/24/2023 |
| PFHxA | 5.8 ppt | — | 4/23/2024 |
| PFHxA | 5.7 ppt | — | 7/24/2023 |
| PFBA | 5.7 ppt | — | 10/16/2023 |
| PFOA | 5.6 ppt | 4 ppt | 10/16/2023 |
| PFBS | 5.3 ppt | — | 10/16/2023 |
| PFBA | 5 ppt | — | 2/6/2024 |
| PFOA | 4.9 ppt | 4 ppt | 7/18/2023 |
| PFBS | 4.6 ppt | — | 7/18/2023 |
| PFPeA | 4.6 ppt | — | 4/23/2024 |
| PFHxA | 4.5 ppt | — | 4/23/2024 |
| PFHxA | 4.4 ppt | — | 2/5/2024 |
| PFBS | 4.2 ppt | — | 4/23/2024 |
| PFPeA | 4.1 ppt | — | 2/5/2024 |
| PFPeA | 4.1 ppt | — | 4/23/2024 |
| PFOA | 4.1 ppt | 4 ppt | 4/23/2024 |
| PFHpA | 3.8 ppt | — | 10/16/2023 |
| PFHxA | 3.8 ppt | — | 2/6/2024 |
| PFHpA | 3.7 ppt | — | 7/18/2023 |
| PFPeA | 3.7 ppt | — | 2/6/2024 |
| PFBS | 3.3 ppt | — | 7/24/2023 |
| PFBS | 3.3 ppt | — | 10/16/2023 |
| PFBS | 3 ppt | — | 4/23/2024 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2025-01-01 | Lead and Copper Rule | MR | No | Resolved |
| 2022-11-01 | Interim Enhanced Surface Water Treatment Rule | MR | No | Resolved |