KIAWAH ISLAND UTILITY (SC1010008)
SC · PWS ID SC1010008 · Community water system
44
contaminants tested
20
detected
9,550
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFBS | 0.0037 ug/L | 4/4 | 2023 |
| PFHxA | 0.0049 ug/L | 4/4 | 2023 |
| PFOS | 0.0079 ug/L | 4/4 | 2023 |
| PFPeA | 0.0076 ug/L | 4/4 | 2023 |
| PFOA | 0.0045 ug/L | 3/4 | 2023 |
| PFBA | 0.0087 ug/L | 2/4 | 2023 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| Bromodichloromethane | 11.46 UG/L | 62/62 | SYR4 | 2012–2019 |
| TTHM | 38.63 UG/L | 62/62 | SYR4 | 2012–2019 |
| Dibromochloromethane | 25.4 UG/L | 61/62 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 45 UG/L | 61/62 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 28.35 UG/L | 59/62 | SYR4 | 2012–2019 |
| Chloroform | 22.51 UG/L | 58/62 | SYR4 | 2012–2019 |
| Monobromoacetic acid | 7.26 UG/L | 47/62 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 17.63 UG/L | 39/62 | SYR4 | 2012–2019 |
| Dibromoacetic acid | 12.12 UG/L | 35/62 | SYR4 | 2012–2019 |
| COPPER, FREE | 120 UG/L | 33/40 | SYR4 | 2012–2018 |
| Lead | 4.9 UG/L | 20/40 | SYR4 | 2012–2018 |
| LEAD SUMMARY | 0.0130 mg/L | 14/14 | LCR | 2024 |
| Bromoform | 14.24 UG/L | 11/62 | SYR4 | 2012–2019 |
| Monochloroacetic acid | 1.0889 UG/L | 1/62 | SYR4 | 2012–2019 |
24 contaminants tested, none detected
11Cl-PF3OUdS4:2 FTS6:2 FTS8:2 FTS9Cl-PF3ONSADONAHFPO-DANEtFOSAANFDHANMeFOSAAPFDAPFDoAPFEESAPFHpAPFHpSPFHxSPFMBAPFMPAPFNAPFPeSPFTAPFTrDAPFUnAlithium
Areas served
JOHNS ISLAND (STA.)