HESPERIA WD
CA · PWS ID CA3610024 · Community water system
84
contaminants tested
20
detected
100,744
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFHxS | 0.0105 ug/L | 3/30 | 2025 |
| PFOS | 0.0111 ug/L | 3/30 | 2025 |
| PFHxA | 0.0054 ug/L | 2/30 | 2025 |
| PFOA | 0.0102 ug/L | 2/30 | 2025 |
| 6:2 FTS | 0.0503 ug/L | 1/30 | 2025 |
| PFHpA | 0.0031 ug/L | 1/30 | 2025 |
| PFPeA | 0.0042 ug/L | 1/30 | 2025 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| Nitrate | 2938 UG/L | 200/254 | SYR4 | 2012–2019 |
| Fluoride | 780 UG/L | 99/113 | SYR4 | 2012–2019 |
| Nitrate-Nitrite | 1000000 UG/L | 49/64 | SYR4 | 2012–2019 |
| Arsenic | 5.2 UG/L | 27/122 | SYR4 | 2012–2019 |
| LEAD SUMMARY | 0.0170 mg/L | 23/23 | LCR | 2025 |
| Chromium | 21 UG/L | 12/90 | SYR4 | 2012–2019 |
| TTHM | 4.4 UG/L | 11/26 | SYR4 | 2012–2019 |
| Bromoform | 2 UG/L | 7/26 | SYR4 | 2012–2019 |
| Chloroform | 4.4 UG/L | 4/26 | SYR4 | 2012–2019 |
| COPPER, FREE | 170 UG/L | 1/83 | SYR4 | 2012–2019 |
| Combined Uranium | 3.427 UG/L | 1/2 | SYR4 | 2015 |
| Lead | 17 UG/L | 1/80 | SYR4 | 2012–2019 |
| lithium | 10.2 ug/L | 1/30 | UCMR-5 | 2025 |
64 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-TCDD4:2 FTS8:2 FTS9Cl-PF3ONSADONAAntimony, TotalBariumBenzeneBeryllium, TotalBromodichloromethaneCHLOROBENZENECYANIDECadmiumCarbon tetrachlorideDICHLOROMETHANEDibromoacetic acidDibromochloromethaneDichloroacetic AcidDiquatETHYLENE DIBROMIDEEthylbenzeneHFPO-DAMercuryMonobromoacetic acidMonochloroacetic acidNEtFOSAANFDHANMeFOSAANitritePFBAPFBSPFDAPFDoAPFEESAPFHpSPFMBAPFMPAPFNAPFPeSPFTAPFTrDAPFUnASeleniumStyreneTetrachloroethyleneThallium, TotalTolueneTotal Haloacetic Acids (HAA5)Trichloroacetic AcidTrichloroethyleneVinyl chlorideXylenes, Totalcis-1,2-Dichloroethyleneo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene