Water Quality in Houston, TX (77449)
EPA violation data for public water systems serving ZIP code 77449.
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 97% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
130,028
Population
20
Water Systems
127
Violations (5yr)
4
Health-Based
Location
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Water Systems Serving This Area (20)
City Of Houston
1 health-basedCity Of Pasadena
Katy Isd Mayde Creek School Complex
Kaufman County Mud 10
All resolvedLancaster Mud 1
Waller County Mud 35
Monarch Mountain Lodge
3 health-basedHoly Covenant United Methodist Church
Carlsbad M H P
Chucks Cajun Kitchen
Mt Rose Trailer Park
Lakeland Lodge
Ms Mollys
R R Mobile Home Park
Allstates Chem. Corp.-Katy Pla
Kermier Commerce Center
Castone Development Corporation
Brights Mhp
Katy Isd Agricultural Facility
Calvin Nelms Charter Schools
Contaminants Found
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.
At high levels, nitrate can cause blue baby syndrome in infants.
A naturally occurring element that can cause cancer and other health effects at high levels.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jul 2025
How Does This Compare?
Houston (77449) has more violations than 97% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 127.
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
Activated Carbon Filter
Excellent for removing chlorine, chloramine, and disinfection byproducts like THMs and HAAs. Available as pitcher filters, countertop, or under-sink units.
Targets:THMs, HAAs, Chlorine, Chloramine, Taste & Odor
Look for:NSF/ANSI 42 & 53 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.