Water Quality in San Antonio, TX (78227)
EPA violation data for public water systems serving ZIP code 78227.
Active Health Violations
1 health-based violation 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 74% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
44,035
Population
13
Water Systems
15
Violations (5yr)
1
Health-Based
Location
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Water Systems Serving This Area (13)
San Antonio Water System
Bexar Co Wcid No 16 - Lackland
Southwest Utilities Woodlake S
Tx Biomedical Research Institute
All resolvedChildrens Associations For Maximum Poten
All resolvedTemple Of Praise
1 health-basedCasa Manana Motor Hotel
Lackland Rv Village
Travel Inn
Standard Industries-Austin Hwy
Miller Water Works
Baptist Childrens Home
Aviels Fine Foods
Contaminants Found
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Missed testing deadlines — not a detection of bacteria.
Used to disinfect water — generally safe at regulated levels.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jul 2024
How Does This Compare?
San Antonio (78227) has more violations than 74% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 15.
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.