BIG BEAR CITY CSD
CA · PWS ID CA3610008 · Community water system
111
contaminants tested
22
detected
12,738
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFBS | 0.0092 ug/L | 5/12 | 2024 |
| PFHxS | 0.0360 ug/L | 4/12 | 2024 |
| PFHxA | 0.0110 ug/L | 3/12 | 2024 |
| PFOS | 0.0099 ug/L | 3/12 | 2024 |
| PFPeA | 0.0120 ug/L | 3/12 | 2024 |
| PFPeS | 0.0074 ug/L | 2/12 | 2024 |
| PFHpA | 0.0035 ug/L | 1/12 | 2024 |
| PFOA | 0.0045 ug/L | 1/12 | 2024 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| Fluoride | 6900 UG/L | 3363/3973 | SYR4 | 2012–2019 |
| Nitrate | 4300 UG/L | 168/316 | SYR4 | 2012–2019 |
| Trichloroethylene | 7.7 UG/L | 98/845 | SYR4 | 2012–2019 |
| Carbon tetrachloride | 1 UG/L | 90/833 | SYR4 | 2012–2019 |
| LEAD SUMMARY | 0.0060 mg/L | 30/30 | LCR | 2025 |
| TTHM | 5.8 UG/L | 14/29 | SYR4 | 2014–2019 |
| Dibromochloromethane | 2.7 UG/L | 13/29 | SYR4 | 2014–2019 |
| Combined Uranium | 14.9 UG/L | 12/12 | SYR4 | 2012–2018 |
| Nitrate-Nitrite | 930000 UG/L | 12/25 | SYR4 | 2014–2017 |
| Bromoform | 1.6 UG/L | 7/29 | SYR4 | 2014–2019 |
| Bromodichloromethane | 1.8 UG/L | 4/29 | SYR4 | 2014–2019 |
| Dibromoacetic acid | 1 UG/L | 1/28 | SYR4 | 2014–2019 |
| Total Haloacetic Acids (HAA5) | 1 UG/L | 1/28 | SYR4 | 2014–2019 |
| Xylenes, Total | 1.7 UG/L | 1/28 | SYR4 | 2014–2018 |
89 contaminants tested, none detected
1,1,1-Trichloroethane1,1,2-Trichloroethane1,1-Dichloroethylene1,2,4-Trichlorobenzene1,2-DIBROMO-3-CHLOROPROPANE1,2-Dichloroethane1,2-Dichloropropane11Cl-PF3OUdS2,3,7,8-TCDD2,4,5-TP2,4-D4:2 FTS6:2 FTS8:2 FTS9Cl-PF3ONSADONAAntimony, TotalArsenicAsbestosAtrazineBHC-GAMMABariumBenzeneBenzo(a)pyreneBeryllium, TotalCHLOROBENZENECOPPER, FREECYANIDECadmiumCarbofuranChlordaneChloroformChromiumDICHLOROMETHANEDalaponDi(2-ethylhexyl) adipateDi(2-ethylhexyl) phthalateDichloroacetic AcidDinosebDiquatETHYLENE DIBROMIDEEndothallEndrinEthylbenzeneGlyphosateHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOLeadMercuryMethoxychlorMonobromoacetic acidMonochloroacetic acidNEtFOSAANFDHANMeFOSAANitriteOXAMYLPFBAPFDAPFDoAPFEESAPFHpSPFMBAPFMPAPFNAPFTAPFTrDAPFUnAPentachlorophenolPicloramSeleniumSimazineStyreneTetrachloroethyleneThallium, TotalTolueneTotal Polychlorinated Biphenyls (PCB)ToxapheneTrichloroacetic AcidVinyl chloridecis-1,2-Dichloroethylenelithiumo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene
Areas served
BIG BEAR CITY