SANTA CLARITA VALLEY WATER AGENCY
CA · PWS ID CA1910240 · Community water system
112
contaminants tested
34
detected
294,090
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFBA | 0.0133 ug/L | 9/18 | 2024 |
| PFPeA | 0.0226 ug/L | 9/18 | 2024 |
| PFHxA | 0.0142 ug/L | 8/18 | 2024 |
| PFOA | 0.0169 ug/L | 7/18 | 2024 |
| PFBS | 0.0069 ug/L | 6/18 | 2024 |
| PFHxS | 0.0076 ug/L | 6/18 | 2024 |
| PFHpA | 0.0063 ug/L | 5/18 | 2024 |
| PFOS | 0.0075 ug/L | 5/18 | 2024 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| Nitrate | 6780 UG/L | 656/660 | SYR4 | 2012–2019 |
| Bromoform | 50 UG/L | 240/327 | SYR4 | 2012–2019 |
| Dibromochloromethane | 23 UG/L | 239/328 | SYR4 | 2012–2019 |
| TTHM | 70 UG/L | 239/321 | SYR4 | 2012–2019 |
| Bromodichloromethane | 15 UG/L | 224/328 | SYR4 | 2012–2019 |
| Dibromoacetic acid | 8.4 UG/L | 219/240 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 16 UG/L | 192/240 | SYR4 | 2012–2019 |
| Fluoride | 950 UG/L | 163/163 | SYR4 | 2012–2019 |
| Chloroform | 8.1 UG/L | 141/325 | SYR4 | 2012–2019 |
| Nitrate-Nitrite | 6100 UG/L | 99/101 | SYR4 | 2016–2019 |
| Dichloroacetic Acid | 7 UG/L | 78/240 | SYR4 | 2012–2019 |
| LEAD SUMMARY | 0.0110 mg/L | 40/40 | LCR | 2025 |
| Trichloroethylene | 0.9200 UG/L | 37/193 | SYR4 | 2012–2019 |
| Combined Uranium | 8.791 UG/L | 34/36 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 2.6 UG/L | 30/240 | SYR4 | 2012–2019 |
| Arsenic | 6 UG/L | 27/163 | SYR4 | 2012–2019 |
| Selenium | 8.9 UG/L | 19/163 | SYR4 | 2012–2019 |
| lithium | 53.1 ug/L | 15/18 | UCMR-5 | 2024 |
| Gross Beta Particle Activity | 7.4 PCI/L | 9/33 | SYR4 | 2012–2019 |
| Monobromoacetic acid | 4.1 UG/L | 8/240 | SYR4 | 2012–2019 |
| Barium | 120 UG/L | 5/163 | SYR4 | 2012–2019 |
| Toluene | 1 UG/L | 2/193 | SYR4 | 2012–2019 |
| COPPER, FREE | 150 UG/L | 1/163 | SYR4 | 2012–2019 |
| Chromium | 34 UG/L | 1/163 | SYR4 | 2012–2019 |
| DICHLOROMETHANE | 1.9 UG/L | 1/193 | SYR4 | 2012–2019 |
| Picloram | 1.1 UG/L | 1/32 | SYR4 | 2012–2018 |
78 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, TotalAsbestosAtrazineBHC-GAMMABenzeneBenzo(a)pyreneBeryllium, TotalCHLOROBENZENECYANIDECadmiumCarbofuranCarbon tetrachlorideChlordaneDalaponDi(2-ethylhexyl) adipateDi(2-ethylhexyl) phthalateDinosebDiquatETHYLENE DIBROMIDEEndothallEndrinEthylbenzeneGlyphosateHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOLeadMercuryMethoxychlorMonochloroacetic acidNEtFOSAANFDHANMeFOSAANitriteOXAMYLPFDAPFDoAPFEESAPFHpSPFMBAPFMPAPFNAPFPeSPFTAPFTrDAPFUnAPentachlorophenolSimazineStyreneTetrachloroethyleneThallium, TotalTotal Polychlorinated Biphenyls (PCB)ToxapheneVinyl chlorideXylenes, Totalcis-1,2-Dichloroethyleneo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene