CALIFORNIA WATER SERVICE CO. - HERM/REDO
CA · PWS ID CA1910134 · Community water system
112
contaminants tested
27
detected
96,853
people served
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| Fluoride | 1010 UG/L | 459/459 | SYR4 | 2012–2019 |
| Bromodichloromethane | 30 UG/L | 252/257 | SYR4 | 2012–2019 |
| Bromoform | 14 UG/L | 252/257 | SYR4 | 2012–2019 |
| Chloroform | 26 UG/L | 252/257 | SYR4 | 2012–2019 |
| Dibromochloromethane | 26 UG/L | 252/257 | SYR4 | 2012–2019 |
| TTHM | 87 UG/L | 252/257 | SYR4 | 2012–2019 |
| Dibromoacetic acid | 9.5 UG/L | 249/249 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 28 UG/L | 249/249 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 16 UG/L | 242/249 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 9.6 UG/L | 194/249 | SYR4 | 2012–2019 |
| LEAD SUMMARY | 0.0070 mg/L | 32/32 | LCR | 2023 |
| Nitrate | 730 UG/L | 20/42 | SYR4 | 2012–2019 |
| Combined Uranium | 17.88 UG/L | 11/14 | SYR4 | 2012–2018 |
| Monobromoacetic acid | 2.2 UG/L | 10/249 | SYR4 | 2012–2019 |
| Monochloroacetic acid | 3.1 UG/L | 7/249 | SYR4 | 2012–2019 |
| Barium | 280 UG/L | 6/9 | SYR4 | 2012–2018 |
| Selenium | 9.7 UG/L | 6/10 | SYR4 | 2012–2018 |
| lithium | 62.5 ug/L | 6/6 | UCMR-5 | 2025 |
| Arsenic | 3.2 UG/L | 2/10 | SYR4 | 2012–2018 |
| COPPER, FREE | 44.57 UG/L | 2/92 | SYR4 | 2012–2018 |
| Antimony, Total | 0.0360 UG/L | 1/10 | SYR4 | 2012–2018 |
| Beryllium, Total | 0.0020 UG/L | 1/10 | SYR4 | 2012–2018 |
| Cadmium | 0.0070 UG/L | 1/10 | SYR4 | 2012–2018 |
| Chromium | 1.14 UG/L | 1/10 | SYR4 | 2012–2018 |
| Gross Beta Particle Activity | 10 PCI/L | 1/1 | SYR4 | 2018 |
| Lead | 0.7370 UG/L | 1/10 | SYR4 | 2012–2018 |
| Nitrate-Nitrite | 730 UG/L | 1/6 | SYR4 | 2014–2018 |
85 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)pyreneCHLOROBENZENECYANIDECarbofuranCarbon tetrachlorideChlordaneDICHLOROMETHANEDalaponDi(2-ethylhexyl) adipateDi(2-ethylhexyl) phthalateDinosebDiquatETHYLENE DIBROMIDEEndothallEndrinEthylbenzeneGlyphosateHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOMercuryMethoxychlorNEtFOSAANFDHANMeFOSAANitriteOXAMYLPFBAPFBSPFDAPFDoAPFEESAPFHpAPFHpSPFHxAPFHxSPFMBAPFMPAPFNAPFOAPFOSPFPeAPFPeSPFTAPFTrDAPFUnAPentachlorophenolPicloramSimazineStyreneTetrachloroethyleneThallium, TotalTolueneTotal Polychlorinated Biphenyls (PCB)ToxapheneTrichloroethyleneVinyl chlorideXylenes, Totalcis-1,2-Dichloroethyleneo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene