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15 readings
Tap water · ZIP 97231
Tap Water in Portland, Oregon
ZIP 97231 · United States
Overall rating
26/100
High concern tap water rating
Utilities
1
Detected contaminants
15
Over health guideline
9
Water systems
Water systems serving ZIP 97231
Score 26 · 15 contaminants · 9 over guideline
Detected contaminants
Sorted by Oasis ingredient severity when available.
- ArsenicWater systems serving ZIP 972310.0053 mg/L
- Haloacetic acids (HAA9)Water systems serving ZIP 972310.0306 mg/L
- Haloacetic acids (HAA5)Water systems serving ZIP 972310.0243 mg/L
- Total Trihalomethanes Water systems serving ZIP 972310.0234 mg/L
- Chromium (hexavalent)Water systems serving ZIP 972313.62e-5 mg/L
- ChlorateWater systems serving ZIP 972310.3175 mg/L
- BariumWater systems serving ZIP 972310.0122 mg/L
- Strontium-90 Water systems serving ZIP 972312.60e-5 pCi/L
- CyanideWater systems serving ZIP 972310.0018 mg/L
- Nitrate (as NO₃⁻)Water systems serving ZIP 972310.2437 mg/L
- Nitrate (as NO₃⁻)Water systems serving ZIP 972310.0965 mg/L
- Vanadium (as Vanadium Amino Acid Chelate)Water systems serving ZIP 972310.764
- NitriteWater systems serving ZIP 972318.33e-4 mg/L
- Manganese Chelate of Amino Acid HydrateWater systems serving ZIP 9723117.3
- Fluoride-coated dental flossWater systems serving ZIP 972310.28