Water Quality in San Antonio, TX (78228)
EPA violation data for public water systems serving ZIP code 78228.
No Health-Based Violations
None of the 10 water systems serving this ZIP have any violations in the past 5 years.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
56,165
Population
10
Water Systems
0
Violations (5yr)
0
Health-Based
Location
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Water Systems Serving This Area (10)
San Antonio Water System
Purchased surface water 2,113,151 people served
0 violations
Lead tested: 1.6 ppb (limit: 15 ppb) ✓
Concord Public Utility Dist.
Groundwater 5,790 people served
0 violations
Gateway Water Supply Corp.
Groundwater 3,200 people served
0 violations
Forest Glen Util Co (Twin Crk)
Purchased groundwater 1,800 people served
0 violations
Southwest Research Inst West Comp
Groundwater 200 people served
0 violations
Canyon Creek Utility Company
Groundwater 180 people served
0 violations
Caddo Valley Spring Water Co
Surface water 50 people served
0 violations
Los Gallos Restaurant
Groundwater 50 people served
0 violations
Country View
Groundwater 35 people served
0 violations
Potranco Road Rv Park
Groundwater 20 people served
0 violations
Lead & Copper Levels
Lead (Pb)
Within limit1.6 ppb measured
Action level: 15 ppb
Sampled: Jan 2022
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.