CALIFORNIA WATER SERVICE - LIVERMORE
CA · PWS ID CA0110003 · Community water system
113
contaminants tested
34
detected
60,414
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFHxS | 0.0098 ug/L | 11/24 | 2024 |
| PFOS | 0.0120 ug/L | 9/24 | 2024 |
| PFBS | 0.0042 ug/L | 8/24 | 2024 |
| PFPeA | 0.0036 ug/L | 7/24 | 2024 |
| PFHxA | 0.0039 ug/L | 6/24 | 2024 |
| PFOA | 0.0048 ug/L | 3/24 | 2024 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| Nitrate | 16850 UG/L | 3840/3846 | SYR4 | 2012–2019 |
| Tetrachloroethylene | 7.9 UG/L | 218/525 | SYR4 | 2012–2019 |
| TTHM | 42.8 UG/L | 120/438 | SYR4 | 2012–2019 |
| Bromodichloromethane | 15.46 UG/L | 113/438 | SYR4 | 2012–2019 |
| Dibromochloromethane | 15.44 UG/L | 113/438 | SYR4 | 2012–2019 |
| Chloroform | 15.51 UG/L | 111/438 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 19 UG/L | 104/116 | SYR4 | 2016–2019 |
| Dichloroacetic Acid | 12 UG/L | 101/116 | SYR4 | 2016–2019 |
| Trichloroacetic Acid | 6.9 UG/L | 94/116 | SYR4 | 2016–2019 |
| Dibromoacetic acid | 6.1 UG/L | 90/116 | SYR4 | 2016–2019 |
| Bromoform | 13.35 UG/L | 87/438 | SYR4 | 2012–2019 |
| Chromium | 24.942 UG/L | 63/88 | SYR4 | 2012–2019 |
| LEAD SUMMARY | 0.0800 mg/L | 22/22 | LCR | 2024 |
| Barium | 370 UG/L | 21/21 | SYR4 | 2012–2019 |
| Fluoride | 180 UG/L | 14/21 | SYR4 | 2012–2019 |
| COPPER, FREE | 91 UG/L | 11/40 | SYR4 | 2012–2019 |
| lithium | 25.1 ug/L | 11/24 | UCMR-5 | 2024 |
| Antimony, Total | 0.0650 UG/L | 9/30 | SYR4 | 2012–2019 |
| Arsenic | 1.517 UG/L | 9/30 | SYR4 | 2012–2019 |
| Combined Uranium | 1.1473 UG/L | 9/15 | SYR4 | 2014–2019 |
| Lead | 0.9950 UG/L | 9/30 | SYR4 | 2012–2019 |
| Nitrate-Nitrite | 11000 UG/L | 7/7 | SYR4 | 2017–2019 |
| Selenium | 1.187 UG/L | 7/28 | SYR4 | 2012–2019 |
| Cadmium | 0.0130 UG/L | 4/28 | SYR4 | 2012–2019 |
| Beryllium, Total | 0.0040 UG/L | 1/22 | SYR4 | 2012–2019 |
| Gross Beta Particle Activity | 2.62 PCI/L | 1/1 | SYR4 | 2019 |
| Monobromoacetic acid | 1.1 UG/L | 1/116 | SYR4 | 2016–2019 |
| Monochloroacetic acid | 2.4 UG/L | 1/116 | SYR4 | 2016–2019 |
79 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-PF3ONSADONAAsbestosAtrazineBHC-GAMMABenzeneBenzo(a)pyreneBromateCHLOROBENZENECYANIDECarbofuranCarbon tetrachlorideChlordaneDICHLOROMETHANEDalaponDi(2-ethylhexyl) adipateDi(2-ethylhexyl) phthalateDinosebDiquatETHYLENE DIBROMIDEEndothallEndrinEthylbenzeneGlyphosateHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOMercuryMethoxychlorNEtFOSAANFDHANMeFOSAANitriteOXAMYLPFBAPFDAPFDoAPFEESAPFHpAPFHpSPFMBAPFMPAPFNAPFPeSPFTAPFTrDAPFUnAPentachlorophenolPicloramSimazineStyreneThallium, TotalTolueneTotal Polychlorinated Biphenyls (PCB)ToxapheneTrichloroethyleneVinyl chlorideXylenes, Totalcis-1,2-Dichloroethyleneo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene