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21 readings
Tap water · ZIP 21044
Tap Water in Columbia, Maryland
ZIP 21044 · United States
Overall rating
23/100
High concern tap water rating
Utilities
1
Detected contaminants
21
Over health guideline
11
Water systems
Water systems serving ZIP 21044
Score 23 · 21 contaminants · 11 over guideline
Detected contaminants
Sorted by Oasis ingredient severity when available.
- Haloacetic acids (HAA9)Water systems serving ZIP 210440.0494 mg/L
- Total Trihalomethanes Water systems serving ZIP 210440.0533 mg/L
- Haloacetic acids (HAA5)Water systems serving ZIP 210440.0316 mg/L
- BromodichloromethaneWater systems serving ZIP 210440.0072 mg/L
- ChloroformWater systems serving ZIP 210440.0261 mg/L
- DibromochloromethaneWater systems serving ZIP 210440.0012 mg/L
- Propylene NitrateWater systems serving ZIP 210441.39
- Propylene NitrateWater systems serving ZIP 210441.2213
- Radium 226/228Water systems serving ZIP 210440.2333 pCi/L
- Chromium (hexavalent)Water systems serving ZIP 210443.86e-5 mg/L
- ChlorateWater systems serving ZIP 210440.0367 mg/L
- ChloromethaneWater systems serving ZIP 210444.08e-4 mg/L
- Di(2-ethylhexyl) phthalate (DEHP)Water systems serving ZIP 210441.56e-4 ppm
- BariumWater systems serving ZIP 210440.0181 mg/L
- TestosteroneWater systems serving ZIP 210441.10e-8 mg/L
- Strontium-90 Water systems serving ZIP 210448.13e-5 pCi/L
- DeethylatrazineWater systems serving ZIP 210445.19e-5 mg/L
- 4-Androstene-3,17-dioneWater systems serving ZIP 210443.30e-8 mg/L
- Fluorine (as sodium fluoride)Water systems serving ZIP 210440.6782
- Vanadium (as Vanadium Amino Acid Chelate)Water systems serving ZIP 210440.066
- ManganeseWater systems serving ZIP 210440.0048 mg/L