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102 readings
Tap water · ZIP 91788
Tap Water in Walnut, California
ZIP 91788 · United States
Overall rating
20/100
High concern tap water rating
Utilities
1
Detected contaminants
102
Over health guideline
50
Water systems
Water systems serving ZIP 91788
Score 14 · 102 contaminants · 50 over guideline
Detected contaminants
Sorted by Oasis ingredient severity when available.
- ArsenicWater systems serving ZIP 917880.0435 mg/L
- ChlorateWater systems serving ZIP 917880.3625 mg/L
- BariumWater systems serving ZIP 917880.2 mg/L
- BromateWater systems serving ZIP 917880.0028 mg/L
- CadmiumWater systems serving ZIP 917881.38e-4 mg/L
- Chromium (hexavalent)Water systems serving ZIP 917880.0221 mg/L
- MercuryWater systems serving ZIP 917881.10e-4 mg/L
- Strontium-90 Water systems serving ZIP 917880.19 pCi/L
- AntimonyWater systems serving ZIP 917883.27e-4 mg/L
- BerylliumWater systems serving ZIP 917885.33e-5 mg/L
- Chromium (hexavalent)Water systems serving ZIP 917880.0278 mg/L
- ThalliumWater systems serving ZIP 917881.38e-4 mg/L
- MethoxychlorWater systems serving ZIP 917880.0014 ppb
- Aldicarb SulfoneWater systems serving ZIP 917880.002 mg/L
- ChloromethaneWater systems serving ZIP 917889.78e-4 mg/L
- BromomethaneWater systems serving ZIP 917881.38e-4 mg/L
- ChloroethaneWater systems serving ZIP 917886.83e-6 mg/L
- Methyl tert-butyl ether (MTBE)Water systems serving ZIP 917880.002 mg/L
- N-NitrosodimethylamineWater systems serving ZIP 917882.18e-6 ppm
- DibromomethaneWater systems serving ZIP 917880.001 mg/L
- 1,2,3-TrichloropropaneWater systems serving ZIP 917882.21e-6 mg/L
- BromochloromethaneWater systems serving ZIP 917882.20e-4 mg/L
- Monochloroacetic acidWater systems serving ZIP 917880.0043 ppm
- Dichloroacetic acidWater systems serving ZIP 917880.022 mg/L
- Trichloroacetic acidWater systems serving ZIP 917880.0297 mg/L
- Monobromoacetic acidWater systems serving ZIP 917880.0021 mg/L
- Dibromoacetic acidWater systems serving ZIP 917880.0201 mg/L
- Bromochloroacetic acidWater systems serving ZIP 917880.0044 mg/L
- Haloacetic acids (HAA5)Water systems serving ZIP 917880.0362 mg/L
- ChloropicrinWater systems serving ZIP 917886.00e-4 mg/L
- 1,2-Dibromo-3-chloropropaneWater systems serving ZIP 917880.19 ppb
- ChloroformWater systems serving ZIP 917880.0407 mg/L