UNION COUNTY WATER SYSTEM
NC · PWS ID NC0190413 · Community water system
44
contaminants tested
19
detected
169,685
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFHxA | 0.0074 ug/L | 7/8 | 2023 |
| PFPeA | 0.0100 ug/L | 7/8 | 2023 |
| PFBA | 0.0065 ug/L | 2/8 | 2023 |
| PFOS | 0.0049 ug/L | 2/8 | 2023 |
| PFOA | 0.0042 ug/L | 1/8 | 2023 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| TTHM | 97.1 UG/L | 260/262 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 112.2 UG/L | 245/256 | SYR4 | 2012–2019 |
| Bromodichloromethane | 13.1 UG/L | 215/216 | SYR4 | 2013–2019 |
| Chloroform | 91.6 UG/L | 215/216 | SYR4 | 2013–2019 |
| Dichloroacetic Acid | 57.1 UG/L | 204/216 | SYR4 | 2013–2019 |
| Trichloroacetic Acid | 55.1 UG/L | 198/216 | SYR4 | 2013–2019 |
| Dibromochloromethane | 10.8 UG/L | 149/216 | SYR4 | 2013–2019 |
| COPPER, FREE | 500 UG/L | 138/150 | SYR4 | 2013–2019 |
| Dibromoacetic acid | 5.7 UG/L | 60/216 | SYR4 | 2013–2019 |
| Monobromoacetic acid | 25 UG/L | 26/216 | SYR4 | 2013–2019 |
| Lead | 290 UG/L | 23/150 | SYR4 | 2013–2019 |
| Bromoform | 4.2 UG/L | 22/216 | SYR4 | 2013–2019 |
| LEAD SUMMARY | 0.0110 mg/L | 18/18 | LCR | 2025 |
| Monochloroacetic acid | 7.8 UG/L | 15/216 | SYR4 | 2013–2019 |
25 contaminants tested, none detected
11Cl-PF3OUdS4:2 FTS6:2 FTS8:2 FTS9Cl-PF3ONSADONAHFPO-DANEtFOSAANFDHANMeFOSAAPFBSPFDAPFDoAPFEESAPFHpAPFHpSPFHxSPFMBAPFMPAPFNAPFPeSPFTAPFTrDAPFUnAlithium
Areas served
MONROE