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37 readings
Tap water · ZIP 59601
Tap Water in Helena, Montana
ZIP 59601 · United States
Overall rating
18/100
High concern tap water rating
Utilities
1
Detected contaminants
37
Over health guideline
20
Water systems
Water systems serving ZIP 59601
Score 18 · 37 contaminants · 20 over guideline
Detected contaminants
Sorted by Oasis ingredient severity when available.
- ArsenicWater systems serving ZIP 596010.0124 mg/L
- 1,2,3-TrichloropropaneWater systems serving ZIP 596017.35e-4 mg/L
- Haloacetic acids (HAA9)Water systems serving ZIP 596010.0441 mg/L
- Haloacetic acids (HAA5)Water systems serving ZIP 596010.0538 mg/L
- Total Trihalomethanes Water systems serving ZIP 596010.046 mg/L
- Trichloroacetic acidWater systems serving ZIP 596010.0273 mg/L
- Dichloroacetic acidWater systems serving ZIP 596010.0215 mg/L
- ChloroformWater systems serving ZIP 596010.0425 mg/L
- BromodichloromethaneWater systems serving ZIP 596010.0058 mg/L
- Bromochloroacetic acidWater systems serving ZIP 596010.0019 mg/L
- Propylene NitrateWater systems serving ZIP 596015.99
- Radium 226/228Water systems serving ZIP 596011.75 pCi/L
- UraniumWater systems serving ZIP 5960111.524 pCi/L
- BenzeneWater systems serving ZIP 596013.6925 ppb
- DibromochloromethaneWater systems serving ZIP 596010.0016 mg/L
- Dibromoacetic acidWater systems serving ZIP 596014.47e-4 mg/L
- Chromium (hexavalent)Water systems serving ZIP 596014.13e-5 mg/L
- BromoformWater systems serving ZIP 596014.20e-4 µg/L
- ChlorateWater systems serving ZIP 596010.134 mg/L
- BariumWater systems serving ZIP 596010.1 mg/L
- Monochloroacetic acidWater systems serving ZIP 596010.005 ppm
- BromodichloromethaneWater systems serving ZIP 596011.46e-4 mg/L
- Selenium (as selenium dioxide from ferment media)Water systems serving ZIP 596010.75
- Monobromoacetic acidWater systems serving ZIP 596014.38e-5 mg/L
- Strontium-90 Water systems serving ZIP 596011.30e-4 pCi/L
- Aluminum FluorideWater systems serving ZIP 596010.6
- 1,4-DioxaneWater systems serving ZIP 596018.15e-6 mg/L
- 1,2,4-TrimethylbenzeneWater systems serving ZIP 596011.99e-4 mg/L
- NaphthaleneWater systems serving ZIP 596011.81e-4 mg/L
- GermaniumWater systems serving ZIP 596017.60e-5 mg/L
- 1,2,3-TrimethylbenzeneWater systems serving ZIP 596010.0015 mg/L
- Sec-ButylbenzeneWater systems serving ZIP 596016.75e-5 mg/L