TOPEKA, CITY OF
KS · PWS ID KS2017701 · Community water system
88
contaminants tested
17
detected
125,963
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFBA | 0.0051 ug/L | 1/4 | 2025 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| TTHM | 80.5 UG/L | 252/252 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 96.7 UG/L | 252/252 | SYR4 | 2012–2019 |
| Atrazine | 3.1 UG/L | 111/114 | SYR4 | 2012–2019 |
| COPPER, FREE | 40 UG/L | 107/108 | SYR4 | 2012–2019 |
| Fluoride | 1400 UG/L | 40/40 | SYR4 | 2012–2019 |
| Nitrate | 1800 UG/L | 26/32 | SYR4 | 2012–2019 |
| Lead | 8.8 UG/L | 18/108 | SYR4 | 2012–2019 |
| LEAD SUMMARY | 0.0057 mg/L | 13/13 | LCR | 2023 |
| Barium | 53 UG/L | 8/8 | SYR4 | 2012–2019 |
| Selenium | 7.9 UG/L | 8/8 | SYR4 | 2012–2019 |
| Arsenic | 1.7 UG/L | 4/8 | SYR4 | 2012–2019 |
| Bromodichloromethane | 15 UG/L | 4/4 | SYR4 | 2012 |
| Chloroform | 25 UG/L | 4/4 | SYR4 | 2012 |
| Dibromochloromethane | 5.7 UG/L | 4/4 | SYR4 | 2012 |
| lithium | 18.2 ug/L | 4/4 | UCMR-5 | 2025 |
| Chromium | 1.2 UG/L | 3/8 | SYR4 | 2012–2019 |
71 contaminants tested, none detected
1,1,1-Trichloroethane1,1,2-Trichloroethane1,1-Dichloroethylene1,2,4-Trichlorobenzene1,2-DIBROMO-3-CHLOROPROPANE1,2-Dichloroethane1,2-Dichloropropane11Cl-PF3OUdS4:2 FTS6:2 FTS8:2 FTS9Cl-PF3ONSADONAAntimony, TotalAsbestosBHC-GAMMABenzeneBeryllium, TotalBromoformCHLOROBENZENECadmiumCarbofuranCarbon tetrachlorideChlordaneCombined Radium (-226 and -228)DICHLOROMETHANEETHYLENE DIBROMIDEEndrinEthylbenzeneHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOMercuryMethoxychlorNEtFOSAANFDHANMeFOSAAPFBSPFDAPFDoAPFEESAPFHpAPFHpSPFHxAPFHxSPFMBAPFMPAPFNAPFOAPFOSPFPeAPFPeSPFTAPFTrDAPFUnASimazineStyreneTetrachloroethyleneThallium, TotalTolueneToxapheneTrichloroethyleneVinyl chlorideXylenes, Totalcis-1,2-Dichloroethyleneo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene
Areas served
TOPEKA