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23 readings
Tap water · ZIP 21046
Tap Water in Columbia, Maryland
ZIP 21046 · United States
Overall rating
23/100
High concern tap water rating
Utilities
1
Detected contaminants
23
Over health guideline
11
Water systems
Water systems serving ZIP 21046
Score 23 · 23 contaminants · 11 over guideline
Detected contaminants
Sorted by Oasis ingredient severity when available.
- ChlorateWater systems serving ZIP 210460.0618 mg/L
- BariumWater systems serving ZIP 210460.0181 mg/L
- Aluminum FluorideWater systems serving ZIP 210460.6782
- Propylene NitrateWater systems serving ZIP 210465.3
- Propylene NitrateWater systems serving ZIP 210465.525
- Strontium-90 Water systems serving ZIP 210468.13e-5 pCi/L
- Chromium (hexavalent)Water systems serving ZIP 210463.86e-5 mg/L
- Di(2-ethylhexyl) phthalate (DEHP)Water systems serving ZIP 210461.56e-4 ppm
- ChloromethaneWater systems serving ZIP 210464.08e-4 mg/L
- Haloacetic acids (HAA5)Water systems serving ZIP 210460.0316 mg/L
- ChloroformWater systems serving ZIP 210460.0261 mg/L
- BromodichloromethaneWater systems serving ZIP 210460.0072 mg/L
- DibromochloromethaneWater systems serving ZIP 210460.0012 mg/L
- Total Trihalomethanes Water systems serving ZIP 210460.0533 mg/L
- Radium 226/228Water systems serving ZIP 210460.2333 pCi/L
- Perfluoropentanoic Acid PFPeAWater systems serving ZIP 210461.24e-6 ppm
- TestosteroneWater systems serving ZIP 210461.10e-8 mg/L
- Haloacetic acids (HAA9)Water systems serving ZIP 210460.0494 mg/L
- DeethylatrazineWater systems serving ZIP 210465.19e-5 mg/L
- Perfluorohexanoic Acid PFHxAWater systems serving ZIP 210464.25e-7 ppm
- 4-Androstene-3,17-dioneWater systems serving ZIP 210468.20e-8 mg/L
- Vanadium (as Vanadium Amino Acid Chelate)Water systems serving ZIP 210460.066
- ManganeseWater systems serving ZIP 210460.0048 mg/L