Water Quality in Houston, TX (77066)
EPA violation data for public water systems serving ZIP code 77066.
Active Health Violations
46 health-based violations found in the past 5 years, with at least one still unresolved. Contaminant levels have exceeded federal safety limits. Consider testing your tap water independently.
More violations than 96% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
39,311
Population
28
Water Systems
107
Violations (5yr)
46
Health-Based
Location
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Water Systems Serving This Area (28)
City Of Houston
1 health-basedCity Of Pasadena
Harris County Mud 150
Harris County Mud 148 Kingslake
Sam Houston Shell
All resolvedGreenwood Business Park
1 health-basedChampions Roller Rink
Downhole Technology
Foxys Cabaret
All resolvedTelge Industrial Park Ii
1 health-basedJai Odessa
12 health-basedVictory Christian Center
Ricks Cabaret Of Austin
Oaks Academy
Capital Insulation System
Irick Water System
Lucky Homes Rv Park
Vsl Corporation
Item Products
R Foy Phillips And Associates
Cutten Road Office Condominiums
All resolvedBw Grayson Business Park
18 health-basedRci Holdings
1 health-basedWyndehaven Terrace Banquet Facility
Houston School Of Morals And Ethics
Fina Property Investment
Jaguars Gold Club Lubbock
12 health-basedNew Generation Community Church
Contaminants Found
A naturally occurring element that can cause cancer and other health effects at high levels.
At high levels, nitrate can cause blue baby syndrome in infants.
Missed testing deadlines — not a detection of bacteria.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Used to disinfect water — generally safe at regulated levels.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2025
How Does This Compare?
Houston (77066) has more violations than 96% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 107.
Recommended Water Filters
Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.
Reverse Osmosis System
Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.
Targets:Lead, Copper, Arsenic, Mercury, Cadmium
Look for:NSF/ANSI 58 certified
Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.