Water Quality in Houston, TX (77494)
EPA violation data for public water systems serving ZIP code 77494.
Active Health Violations
4 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 93% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
140,157
Population
24
Water Systems
65
Violations (5yr)
4
Health-Based
Location
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Water Systems Serving This Area (24)
City Of Houston
1 health-basedCity Of Pasadena
City Of Sugar Land
Fort Bend County Wcid 2
All resolvedCity Of Rosenberg
All resolvedCity Of Sugar Land Annexed Area
Fort Bend County Mud 5
Montgomery County Mud 137
Igloo Corp Distribution Ctr
1 health-basedSpring Cypress Wsc
Family Life Assembly Of God
Addicks Alief Medical & Dental Ctr
Rodeo Travel Center
Simonton Event Center
Texas Hindu Campsite
Knust Godwin
1 health-basedHwy 36 Lakeview Rv Resort
1 health-basedJerico
Cameron International
Meadowbrook Farms Golf Course
Stonecrest Rv Park
All resolvedBryants Ice House
Mena Realty
All resolvedKaty Family Ymca
All resolvedContaminants Found
Missed testing deadlines — not a detection of bacteria.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
At high levels, nitrate can cause blue baby syndrome in infants.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2025
How Does This Compare?
Houston (77494) has more violations than 93% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 65.
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
UV Water Purifier
Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.
Targets:E. coli, Coliform, Giardia, Cryptosporidium
Look for:NSF/ANSI 55 (Class A) 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.