WASHOUGAL CITY OF
WA · PWS ID WA5393400 · Community water system
102
contaminants tested
19
detected
21,441
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFBS | 0.0033 ug/L | 2/3 | 2025 |
| PFOS | 0.0079 ug/L | 2/3 | 2025 |
| PFPeA | 0.0031 ug/L | 1/3 | 2025 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| Nitrate | 2930 UG/L | 64/70 | SYR4 | 2012–2019 |
| TTHM | 19.07 UG/L | 29/29 | SYR4 | 2012–2019 |
| Chloroform | 11 UG/L | 28/39 | SYR4 | 2012–2019 |
| Bromodichloromethane | 5 UG/L | 26/31 | SYR4 | 2012–2019 |
| Dibromochloromethane | 2.5 UG/L | 23/31 | SYR4 | 2012–2019 |
| LEAD SUMMARY | 0.0060 mg/L | 12/12 | LCR | 2023 |
| Total Haloacetic Acids (HAA5) | 27.2 UG/L | 12/28 | SYR4 | 2012–2018 |
| Dichloroacetic Acid | 9.2 UG/L | 10/30 | SYR4 | 2012–2019 |
| Monochloroacetic acid | 8.4 UG/L | 4/30 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 4.8 UG/L | 4/30 | SYR4 | 2012–2019 |
| Fluoride | 150 UG/L | 3/7 | SYR4 | 2012–2018 |
| Barium | 6 UG/L | 2/7 | SYR4 | 2012–2018 |
| Nitrate-Nitrite | 2100 UG/L | 2/2 | SYR4 | 2014–2018 |
| Bromoform | 0.5700 UG/L | 1/31 | SYR4 | 2012–2019 |
| Dibromoacetic acid | 6.4 UG/L | 1/30 | SYR4 | 2012–2019 |
| Lead | 2 UG/L | 1/7 | SYR4 | 2012–2018 |
83 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, TotalCHLOROBENZENECOPPER, FREECYANIDECadmiumCarbon tetrachlorideChlordaneChromiumDICHLOROMETHANEDalaponDi(2-ethylhexyl) adipateDi(2-ethylhexyl) phthalateDinosebETHYLENE DIBROMIDEEndrinEthylbenzeneHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOMercuryMethoxychlorMonobromoacetic acidNEtFOSAANFDHANMeFOSAANitritePFBAPFDAPFDoAPFEESAPFHpAPFHpSPFHxAPFHxSPFMBAPFMPAPFNAPFOAPFPeSPFTAPFTrDAPFUnAPentachlorophenolPicloramSeleniumSimazineStyreneTetrachloroethyleneThallium, TotalTolueneToxapheneTrichloroethyleneVinyl chlorideXylenes, Totalcis-1,2-Dichloroethylenelithiumo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene