Water Quality in Houston, TX (77057)
EPA violation data for public water systems serving ZIP code 77057.
Active Health Violations
10 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 92% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
46,569
Population
49
Water Systems
60
Violations (5yr)
10
Health-Based
Location
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Water Systems Serving This Area (49)
City Of Houston
1 health-basedCity Of Pasadena
Northampton Mud
Bissonnet Mud
First Colony Mud 9
West Harris County Mud 2 Chase
Lake Mud
West Harris County Mud 9
Spencer Road Pud
Harris County Mud 86
Louetta North Pud
Harris County Mud 69
Kings Manor Mud
Brazoria County Mud 3
Northwest Harris County Mud 36
Brazoria County Mud 2
All resolvedHarris County Mud 62
All resolvedWest Harris County Mud 6
Grant Road Pud
Galveston County Mud 1
Harris County Mud 144
1 health-basedWoodcreek Mud
Forest Hills Mud
Galveston County Mud 12
1 health-basedPalmer Plantation Mud 2
Castlewood Mud
Palmer Plantation Mud 1
Louetta Road Utility District
Waller County Road Improvement Dist 1
Houston Country Club Water Plant
1 health-basedHarris County Mud 250
Northwood Mud 1
Galveston County Wcid 19
4 health-basedSam Houston Technical Park
Stoney Creek Ranch
All resolvedMoody Rambin International Inc
Fort Bend Wsc
Spring Creek Athletics
1 health-basedPapa Blakeley'S Saloon & Grill
Global Drilling Support Windmill Park
1 health-basedIntercontinental Crossing Mud
River Water System
Shaw Office Project
Galveston Co Mud 13
South Shore Harbor Mud 3
Goliad Gas Plant
Dove Creek Spring
A Step Above
La Gloria Gas Plant
Contaminants 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 (77057) has more violations than 92% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 60.
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
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.