PICO WD
CA · PWS ID CA1910125 · Community water system
112
contaminants tested
27
detected
22,051
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFBA | 0.0100 ug/L | 8/8 | 2024 |
| PFBS | 0.0073 ug/L | 8/8 | 2024 |
| PFHxA | 0.0170 ug/L | 8/8 | 2024 |
| PFOA | 0.0140 ug/L | 8/8 | 2024 |
| PFOS | 0.0280 ug/L | 8/8 | 2024 |
| PFPeA | 0.0210 ug/L | 8/8 | 2024 |
| PFHxS | 0.0057 ug/L | 5/8 | 2024 |
| PFHpA | 0.0040 ug/L | 3/8 | 2024 |
| PFDA | 0.0051 ug/L | 1/8 | 2024 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| TTHM | 13 UG/L | 95/107 | SYR4 | 2012–2019 |
| Dibromochloromethane | 4.7 UG/L | 81/111 | SYR4 | 2012–2019 |
| Bromoform | 7.4 UG/L | 78/104 | SYR4 | 2012–2019 |
| Nitrate | 3390 UG/L | 76/80 | SYR4 | 2012–2019 |
| LEAD SUMMARY | 0.0150 mg/L | 36/36 | LCR | 2023 |
| Dibromoacetic acid | 2.7 UG/L | 34/96 | SYR4 | 2014–2019 |
| Total Haloacetic Acids (HAA5) | 2.7 UG/L | 34/96 | SYR4 | 2014–2019 |
| Tetrachloroethylene | 3.9 UG/L | 33/71 | SYR4 | 2012–2019 |
| Trichloroethylene | 1.5 UG/L | 32/70 | SYR4 | 2012–2019 |
| Fluoride | 340 UG/L | 12/12 | SYR4 | 2012–2019 |
| Bromodichloromethane | 1.8 UG/L | 10/111 | SYR4 | 2012–2019 |
| Combined Uranium | 7.897 UG/L | 7/7 | SYR4 | 2012–2018 |
| Nitrate-Nitrite | 2700 UG/L | 6/6 | SYR4 | 2017–2019 |
| Arsenic | 2.2 UG/L | 4/11 | SYR4 | 2013–2019 |
| Barium | 120 UG/L | 3/11 | SYR4 | 2013–2019 |
| Chloroform | 1.9 UG/L | 2/111 | SYR4 | 2012–2019 |
| Benzo(a)pyrene | 0.1000 UG/L | 1/13 | SYR4 | 2012–2019 |
| Gross Beta Particle Activity | 4 PCI/L | 1/1 | SYR4 | 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-PF3ONSADONAAntimony, TotalAsbestosAtrazineBHC-GAMMABenzeneBeryllium, TotalCHLOROBENZENECOPPER, FREECYANIDECadmiumCarbofuranCarbon tetrachlorideChlordaneChromiumDICHLOROMETHANEDalaponDi(2-ethylhexyl) adipateDi(2-ethylhexyl) phthalateDichloroacetic AcidDinosebDiquatETHYLENE DIBROMIDEEndothallEndrinEthylbenzeneGlyphosateHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOLeadMercuryMethoxychlorMonobromoacetic acidMonochloroacetic acidNEtFOSAANFDHANMeFOSAANitriteOXAMYLPFDoAPFEESAPFHpSPFMBAPFMPAPFNAPFPeSPFTAPFTrDAPFUnAPentachlorophenolPicloramSeleniumSimazineStyreneThallium, TotalTolueneTotal Polychlorinated Biphenyls (PCB)ToxapheneTrichloroacetic AcidVinyl chlorideXylenes, Totalcis-1,2-Dichloroethylenelithiumo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene