Water Quality in San Antonio, TX (78015)
EPA violation data for public water systems serving ZIP code 78015.
Active Health Violations
11 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 94% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
24,867
Population
17
Water Systems
70
Violations (5yr)
11
Health-Based
Location
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Water Systems Serving This Area (17)
San Antonio Water System
New Braunfels Utilities
All resolvedClwsc Canyon Lake Shores
3 health-basedSjwtx Triple Peak Plant
All resolvedCity Of Boerne
3 health-basedFair Oaks Ranch Utilities
Geneva School Of Boerne
1 health-basedSpring Creek United Methodist Church
All resolvedTrinity Presbyterian Church
3 health-basedCamp Stanley Storage Activity
Hicks Commercial Complex
Mannapov
1 health-basedEnchanted Oaks Wsc
Bucholz Mobile Home Park
All resolvedStarview Estates
Sherwood Estates Manufactured Townhome C
Messiah Lutheran Church Of Boerne
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Used to disinfect water — generally safe at regulated levels.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Annual water quality report delivery requirement.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2025
How Does This Compare?
San Antonio (78015) has more violations than 94% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 70.
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.