Rincon Northern
CA · PWS ID 090600147 · Community water system
103
contaminants tested
16
detected
7,003
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFBS | 0.0034 ug/L | 1/6 | 2024 |
| PFHxA | 0.0059 ug/L | 1/6 | 2024 |
| PFOA | 0.0056 ug/L | 1/6 | 2024 |
| PFOS | 0.0089 ug/L | 1/6 | 2024 |
| PFPeA | 0.0050 ug/L | 1/6 | 2024 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| Nitrate | 5620 UG/L | 40/48 | SYR4 | 2012–2019 |
| LEAD SUMMARY | 0.1074 mg/L | 29/29 | LCR | 2025 |
| Gross Alpha, Excl. Radon and U | 6.25 PCI/L | 7/7 | SYR4 | 2014–2018 |
| TTHM | 25.08 UG/L | 6/6 | SYR4 | 2014–2019 |
| Total Haloacetic Acids (HAA5) | 9.39 UG/L | 6/6 | SYR4 | 2014–2019 |
| Fluoride | 430 UG/L | 4/4 | SYR4 | 2014–2019 |
| Combined Uranium | 5.96 UG/L | 3/7 | SYR4 | 2014–2018 |
| Barium | 77 UG/L | 2/4 | SYR4 | 2014–2019 |
| COPPER, FREE | 48 UG/L | 2/3 | SYR4 | 2017 |
| Lead | 4 UG/L | 1/4 | SYR4 | 2014–2017 |
| Nitrite | 150 UG/L | 1/4 | SYR4 | 2014–2018 |
87 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, TotalArsenicAsbestosAtrazineBHC-GAMMABenzeneBenzo(a)pyreneBeryllium, TotalCHLOROBENZENECYANIDECadmiumCarbofuranCarbon tetrachlorideChlordaneChromiumCombined Radium (-226 and -228)DICHLOROMETHANEDalaponDi(2-ethylhexyl) adipateDi(2-ethylhexyl) phthalateDinosebDiquatETHYLENE DIBROMIDEEndothallEndrinEthylbenzeneGlyphosateHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOMercuryMethoxychlorNEtFOSAANFDHANMeFOSAAOXAMYLPFBAPFDAPFDoAPFEESAPFHpAPFHpSPFHxSPFMBAPFMPAPFNAPFPeSPFTAPFTrDAPFUnAPentachlorophenolPicloramSeleniumSimazineStyreneTetrachloroethyleneThallium, TotalTolueneTotal Polychlorinated Biphenyls (PCB)ToxapheneTrichloroethyleneVinyl chlorideXylenes, Totalcis-1,2-Dichloroethylenelithiumo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene