Water Quality in San Antonio, TX (78218)
EPA violation data for public water systems serving ZIP code 78218.
No Health-Based Violations
None of the 7 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are4 monitoring/reporting violations (missed testing deadlines), all resolved.
Better than 48% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
39,428
Population
7
Water Systems
4
Violations (5yr)
0
Health-Based
Location
Loading map...
Water Systems Serving This Area (7)
San Antonio Water System
Village Utility Company
Pan American Speedway
Mobile Village Est. -J. Potemp
Belvedere Motel
Artesia Springs
Austin Highway Wsc
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2022
How Does This Compare?
San Antonio (78218) has more violations than 48% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 4, most of which are monitoring/reporting issues.
Water Filter Recommendations
No contaminant issues detected. For general protection, a basic carbon filter removes common impurities like chlorine and sediment. Look for NSF/ANSI 42 certified products.