FIRGROVE MUTUAL INC
WA · PWS ID WA5325200 · Community water system
103
contaminants tested
17
detected
36,168
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFBS | 0.0054 ug/L | 6/27 | 2024 |
| PFOA | 0.0044 ug/L | 1/27 | 2024 |
| PFOS | 0.0086 ug/L | 1/27 | 2024 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| Nitrate | 3600 UG/L | 126/156 | SYR4 | 2012–2019 |
| TTHM | 16.35 UG/L | 73/73 | SYR4 | 2012–2019 |
| Chloroform | 14.12 UG/L | 63/101 | SYR4 | 2012–2019 |
| Bromodichloromethane | 3.5 UG/L | 55/102 | SYR4 | 2012–2019 |
| Dibromochloromethane | 3.7 UG/L | 51/99 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 26.4 UG/L | 32/88 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 11 UG/L | 31/90 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 15.4 UG/L | 23/90 | SYR4 | 2012–2019 |
| LEAD SUMMARY | 0.0100 mg/L | 14/14 | LCR | 2024 |
| Bromoform | 1.3 UG/L | 12/100 | SYR4 | 2012–2019 |
| Nitrate-Nitrite | 3100 UG/L | 8/13 | SYR4 | 2012–2017 |
| Arsenic | 2 UG/L | 6/13 | SYR4 | 2012–2017 |
| Lead | 11 UG/L | 3/13 | SYR4 | 2012–2017 |
| Fluoride | 200 UG/L | 1/13 | SYR4 | 2012–2017 |
86 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, TotalAtrazineBHC-GAMMABariumBenzeneBenzo(a)pyreneBeryllium, TotalCHLOROBENZENECOPPER, FREECYANIDECadmiumCarbon tetrachlorideChlordaneChromiumDICHLOROMETHANEDalaponDi(2-ethylhexyl) adipateDi(2-ethylhexyl) phthalateDibromoacetic acidDinosebETHYLENE DIBROMIDEEndrinEthylbenzeneHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOMercuryMethoxychlorMonobromoacetic acidMonochloroacetic acidNEtFOSAANFDHANMeFOSAANitritePFBAPFDAPFDoAPFEESAPFHpAPFHpSPFHxAPFHxSPFMBAPFMPAPFNAPFPeAPFPeSPFTAPFTrDAPFUnAPentachlorophenolPicloramSeleniumSimazineStyreneTetrachloroethyleneThallium, TotalTolueneTotal Polychlorinated Biphenyls (PCB)ToxapheneTrichloroethyleneVinyl chlorideXylenes, Totalcis-1,2-Dichloroethylenelithiumo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene