CAL AM WATER COMPANY - MONTEREY
CA · PWS ID CA2710004 · Community water system
113
contaminants tested
38
detected
92,450
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFBS | 0.0132 ug/L | 3/26 | 2023 |
| PFHpA | 0.0036 ug/L | 2/26 | 2023 |
| PFHxA | 0.0093 ug/L | 2/26 | 2023 |
| PFHxS | 0.0087 ug/L | 2/26 | 2023 |
| PFOA | 0.0081 ug/L | 2/26 | 2023 |
| PFOS | 0.0073 ug/L | 2/26 | 2023 |
| PFPeA | 0.0092 ug/L | 2/26 | 2023 |
| PFBA | 0.0050 ug/L | 1/26 | 2023 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| Nitrate | 8600 UG/L | 1188/1554 | SYR4 | 2012–2019 |
| Dibromochloromethane | 24.9 UG/L | 331/449 | SYR4 | 2012–2019 |
| Chloroform | 62.7 UG/L | 324/447 | SYR4 | 2012–2019 |
| Bromodichloromethane | 27.5 UG/L | 318/448 | SYR4 | 2012–2019 |
| TTHM | 100.2 UG/L | 312/346 | SYR4 | 2012–2019 |
| Arsenic | 15 UG/L | 256/354 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 47.7 UG/L | 254/285 | SYR4 | 2012–2019 |
| Bromoform | 19.9 UG/L | 245/439 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 21.7 UG/L | 198/226 | SYR4 | 2013–2019 |
| Trichloroacetic Acid | 25 UG/L | 192/226 | SYR4 | 2013–2019 |
| Dibromoacetic acid | 8.6 UG/L | 191/226 | SYR4 | 2013–2019 |
| Fluoride | 530 UG/L | 84/95 | SYR4 | 2012–2019 |
| Monobromoacetic acid | 3 UG/L | 57/213 | SYR4 | 2013–2019 |
| LEAD SUMMARY | 0.0050 mg/L | 35/35 | LCR | 2025 |
| Nitrate-Nitrite | 500000 UG/L | 29/79 | SYR4 | 2012–2019 |
| Mercury | 94.4 UG/L | 17/229 | SYR4 | 2012–2019 |
| lithium | 57.5 ug/L | 17/26 | UCMR-5 | 2023 |
| Combined Uranium | 6.0345 UG/L | 16/67 | SYR4 | 2012–2018 |
| Selenium | 23 UG/L | 14/95 | SYR4 | 2012–2019 |
| Barium | 200 UG/L | 5/95 | SYR4 | 2012–2019 |
| Monochloroacetic acid | 10.1 UG/L | 3/210 | SYR4 | 2013–2019 |
| Chromium | 12 UG/L | 2/121 | SYR4 | 2012–2019 |
| Toluene | 4.2 UG/L | 2/402 | SYR4 | 2012–2019 |
| Bromate | 6 UG/L | 1/111 | SYR4 | 2012–2019 |
| Cadmium | 1 UG/L | 1/95 | SYR4 | 2012–2019 |
| DICHLOROMETHANE | 0.6000 UG/L | 1/391 | SYR4 | 2012–2019 |
| Di(2-ethylhexyl) phthalate | 0.7000 UG/L | 1/18 | SYR4 | 2012–2016 |
| Gross Beta Particle Activity | 4.05 PCI/L | 1/3 | SYR4 | 2012 |
| Lead | 6 UG/L | 1/95 | SYR4 | 2012–2019 |
| Tetrachloroethylene | 0.7000 UG/L | 1/414 | SYR4 | 2012–2019 |
75 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, TotalAsbestosAtrazineBHC-GAMMABenzeneBenzo(a)pyreneBeryllium, TotalCHLOROBENZENECOPPER, FREECYANIDECarbofuranCarbon tetrachlorideChlordaneChloriteDalaponDi(2-ethylhexyl) adipateDinosebDiquatETHYLENE DIBROMIDEEndothallEndrinEthylbenzeneGlyphosateHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOMethoxychlorNEtFOSAANFDHANMeFOSAANitriteOXAMYLPFDAPFDoAPFEESAPFHpSPFMBAPFMPAPFNAPFPeSPFTAPFTrDAPFUnAPentachlorophenolPicloramSimazineStyreneThallium, TotalTotal Polychlorinated Biphenyls (PCB)ToxapheneTrichloroethyleneVinyl chlorideXylenes, Totalcis-1,2-Dichloroethyleneo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene