BIG CREEK W/S DISTRICT (0420009)
SC · PWS ID SC0420009 · Community water system
44
contaminants tested
14
detected
13,647
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFBS | 0.0043 ug/L | 4/8 | 2025 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| Bromodichloromethane | 13.75 UG/L | 152/152 | SYR4 | 2012–2019 |
| Chloroform | 123.4 UG/L | 152/152 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 62.4 UG/L | 152/152 | SYR4 | 2012–2019 |
| TTHM | 135 UG/L | 152/152 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 122 UG/L | 152/152 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 54.7 UG/L | 152/152 | SYR4 | 2012–2019 |
| Dibromochloromethane | 3.5 UG/L | 140/152 | SYR4 | 2012–2019 |
| COPPER, FREE | 93 UG/L | 53/60 | SYR4 | 2014–2017 |
| LEAD SUMMARY | 0.0105 mg/L | 16/16 | LCR | 2023 |
| Dibromoacetic acid | 1.2 UG/L | 14/152 | SYR4 | 2012–2019 |
| Monobromoacetic acid | 3.39 UG/L | 11/152 | SYR4 | 2012–2019 |
| Lead | 28 UG/L | 5/60 | SYR4 | 2014–2017 |
| Monochloroacetic acid | 4.5 UG/L | 5/152 | SYR4 | 2012–2019 |
30 contaminants tested, none detected
11Cl-PF3OUdS4:2 FTS6:2 FTS8:2 FTS9Cl-PF3ONSADONABromoformHFPO-DANEtFOSAANFDHANMeFOSAAPFBAPFDAPFDoAPFEESAPFHpAPFHpSPFHxAPFHxSPFMBAPFMPAPFNAPFOAPFOSPFPeAPFPeSPFTAPFTrDAPFUnAlithium