COLUMBIA POWER AND WATER SYSTEMS
TN · PWS ID TN0000128 · Community water system
72
contaminants tested
7
detected
84,617
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFHxA | 0.0032 ug/L | 1/4 | 2024 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| TTHM | 108 UG/L | 192/192 | SYR4 | 2014–2019 |
| Total Haloacetic Acids (HAA5) | 88.6 UG/L | 192/192 | SYR4 | 2014–2019 |
| LEAD SUMMARY | 0.0038 mg/L | 12/12 | LCR | 2025 |
| Nitrate | 631 UG/L | 12/12 | SYR4 | 2014–2019 |
| Barium | 23 UG/L | 2/2 | SYR4 | 2014–2017 |
| Atrazine | 1.4 UG/L | 1/10 | SYR4 | 2014–2019 |
65 contaminants tested, none detected
1,1,1-Trichloroethane1,1,2-Trichloroethane1,1-Dichloroethylene1,2,4-Trichlorobenzene1,2-Dichloroethane1,2-Dichloropropane11Cl-PF3OUdS2,4-D4:2 FTS6:2 FTS8:2 FTS9Cl-PF3ONSADONAAntimony, TotalArsenicBenzeneBeryllium, TotalCHLOROBENZENECOPPER, FREECYANIDECadmiumCarbon tetrachlorideChromiumDICHLOROMETHANEEthylbenzeneFluorideHFPO-DALASSOMercuryNEtFOSAANFDHANMeFOSAAPFBAPFBSPFDAPFDoAPFEESAPFHpAPFHpSPFHxSPFMBAPFMPAPFNAPFOAPFOSPFPeAPFPeSPFTAPFTrDAPFUnAPicloramSeleniumSimazineStyreneTetrachloroethyleneThallium, TotalTolueneTrichloroethyleneVinyl chlorideXylenes, Totalcis-1,2-Dichloroethylenelithiumo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene
Areas served
COLUMBIA