Back to tap water search
7 readings
Tap water · ZIP 77456
Tap Water in Markham, Texas
ZIP 77456 · United States
Overall rating
61/100
Mixed tap water rating
Utilities
1
Detected contaminants
7
Over health guideline
5
Water systems
Water systems serving ZIP 77456
Score 61 · 7 contaminants · 5 over guideline
Detected contaminants
Sorted by Oasis ingredient severity when available.
- Radium 226/228Water systems serving ZIP 774561.04 pCi/L
- Total Trihalomethanes Water systems serving ZIP 774560.0026 mg/L
- BromoformWater systems serving ZIP 774560.0018 µg/L
- DibromochloromethaneWater systems serving ZIP 774562.50e-4 mg/L
- BariumWater systems serving ZIP 774560.294 mg/L
- Manganese Chelate of Amino Acid HydrateWater systems serving ZIP 7745666.85
- Fluoride-coated dental flossWater systems serving ZIP 774560.25