TUMWATER CITY OF
WA · PWS ID WA5389700 · Community water system
106
contaminants tested
16
detected
51,802
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFBS | 0.0068 ug/L | 2/10 | 2023 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| Nitrate | 1800 UG/L | 104/104 | SYR4 | 2012–2019 |
| Dibromochloromethane | 3.4 UG/L | 84/114 | SYR4 | 2012–2019 |
| TTHM | 7.4 UG/L | 84/84 | SYR4 | 2012–2019 |
| Bromoform | 2 UG/L | 68/111 | SYR4 | 2012–2019 |
| Bromodichloromethane | 2 UG/L | 51/98 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 13.2 UG/L | 19/109 | SYR4 | 2012–2019 |
| Dibromoacetic acid | 1.6 UG/L | 17/109 | SYR4 | 2012–2019 |
| Chloroform | 1.2 UG/L | 15/116 | SYR4 | 2012–2019 |
| LEAD SUMMARY | 0.0120 mg/L | 11/11 | LCR | 2019 |
| Nitrate-Nitrite | 1480 UG/L | 9/9 | SYR4 | 2012–2019 |
| Barium | 5 UG/L | 7/9 | SYR4 | 2012–2019 |
| COPPER, FREE | 11 UG/L | 1/9 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 5.3 UG/L | 1/109 | SYR4 | 2012–2019 |
| Gross Beta Particle Activity | 2.73 PCI/L | 1/6 | SYR4 | 2015–2016 |
| Trichloroacetic Acid | 7.9 UG/L | 1/109 | SYR4 | 2012–2019 |
90 contaminants tested, none detected
1,1,1-Trichloroethane1,1,2-Trichloroethane1,1-Dichloroethylene1,2,4-Trichlorobenzene1,2-DIBROMO-3-CHLOROPROPANE1,2-Dichloroethane1,2-Dichloropropane11Cl-PF3OUdS2,4,5-TP2,4-D4:2 FTS6:2 FTS8:2 FTS9Cl-PF3ONSADONAAntimony, TotalArsenicAtrazineBHC-GAMMABenzeneBenzo(a)pyreneBeryllium, TotalCHLOROBENZENECYANIDECadmiumCarbofuranCarbon tetrachlorideChlordaneChromiumDICHLOROMETHANEDalaponDi(2-ethylhexyl) adipateDi(2-ethylhexyl) phthalateDinosebETHYLENE DIBROMIDEEndrinEthylbenzeneFluorideHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOLeadMercuryMethoxychlorMonobromoacetic acidMonochloroacetic acidNEtFOSAANFDHANMeFOSAANitriteOXAMYLPFBAPFDAPFDoAPFEESAPFHpAPFHpSPFHxAPFHxSPFMBAPFMPAPFNAPFOAPFOSPFPeAPFPeSPFTAPFTrDAPFUnAPentachlorophenolPicloramSeleniumSimazineStyreneTetrachloroethyleneThallium, TotalTolueneTotal Polychlorinated Biphenyls (PCB)ToxapheneTrichloroethyleneVinyl chlorideXylenes, Totalcis-1,2-Dichloroethylenelithiumo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene