ALAMEDA COUNTY WATER DISTRICT
CA · PWS ID CA0110001 · Community water system
113
contaminants tested
25
detected
344,000
people served
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| Nitrate | 3353.84 UG/L | 504/656 | SYR4 | 2012–2019 |
| Fluoride | 1060 UG/L | 287/322 | SYR4 | 2012–2019 |
| Nitrate-Nitrite | 1000000 UG/L | 202/283 | SYR4 | 2012–2019 |
| Barium | 260 UG/L | 186/320 | SYR4 | 2012–2019 |
| Chloroform | 49.13 UG/L | 57/66 | SYR4 | 2012–2019 |
| TTHM | 97 UG/L | 57/66 | SYR4 | 2012–2019 |
| Bromodichloromethane | 31 UG/L | 51/66 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 20 UG/L | 44/48 | SYR4 | 2019 |
| Total Haloacetic Acids (HAA5) | 35 UG/L | 44/48 | SYR4 | 2019 |
| Dibromochloromethane | 31.62 UG/L | 41/66 | SYR4 | 2012–2019 |
| Dibromoacetic acid | 12 UG/L | 31/48 | SYR4 | 2019 |
| Trichloroacetic Acid | 15 UG/L | 30/48 | SYR4 | 2019 |
| LEAD SUMMARY | 0.0150 mg/L | 29/29 | LCR | 2024 |
| Arsenic | 5.6 UG/L | 27/320 | SYR4 | 2012–2019 |
| Combined Uranium | 3.3 UG/L | 26/92 | SYR4 | 2012–2019 |
| Bromoform | 37.28 UG/L | 22/66 | SYR4 | 2012–2019 |
| Selenium | 13 UG/L | 19/320 | SYR4 | 2012–2019 |
| COPPER, FREE | 81 UG/L | 15/323 | SYR4 | 2012–2019 |
| Asbestos | 1 MFL | 2/216 | SYR4 | 2012–2019 |
| Chromium | 10 UG/L | 2/320 | SYR4 | 2012–2019 |
| 1,2-DIBROMO-3-CHLOROPROPANE | 0.0320 UG/L | 1/218 | SYR4 | 2012–2019 |
| Bromate | 1.1 UG/L | 1/1 | SYR4 | 2014 |
| Di(2-ethylhexyl) phthalate | 3.3 UG/L | 1/220 | SYR4 | 2012–2019 |
| Monobromoacetic acid | 1.1 UG/L | 1/48 | SYR4 | 2019 |
| Monochloroacetic acid | 2 UG/L | 1/48 | SYR4 | 2019 |
88 contaminants tested, none detected
1,1,1-Trichloroethane1,1,2-Trichloroethane1,1-Dichloroethylene1,2,4-Trichlorobenzene1,2-Dichloroethane1,2-Dichloropropane11Cl-PF3OUdS2,3,7,8-TCDD2,4,5-TP2,4-D4:2 FTS6:2 FTS8:2 FTS9Cl-PF3ONSADONAAntimony, TotalAtrazineBHC-GAMMABenzeneBenzo(a)pyreneBeryllium, TotalCHLOROBENZENECYANIDECadmiumCarbofuranCarbon tetrachlorideChlordaneDICHLOROMETHANEDalaponDi(2-ethylhexyl) adipateDinosebDiquatETHYLENE DIBROMIDEEndothallEndrinEthylbenzeneGlyphosateGross Beta Particle ActivityHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOLeadMercuryMethoxychlorNEtFOSAANFDHANMeFOSAANitriteOXAMYLPFBAPFBSPFDAPFDoAPFEESAPFHpAPFHpSPFHxAPFHxSPFMBAPFMPAPFNAPFOAPFOSPFPeAPFPeSPFTAPFTrDAPFUnAPentachlorophenolPicloramSimazineStyreneTetrachloroethyleneThallium, TotalTolueneTotal Polychlorinated Biphenyls (PCB)ToxapheneTrichloroethyleneVinyl chlorideXylenes, Totalcis-1,2-Dichloroethylenelithiumo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene