Water Quality in Johnson City, TX (78636)
EPA violation data for public water systems serving ZIP code 78636.
No Health-Based Violations
None of the 11 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are28 monitoring/reporting violations (missed testing deadlines), all resolved.
Better than 82% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
4,134
Population
11
Water Systems
28
Violations (5yr)
0
Health-Based
Location
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Water Systems Serving This Area (11)
City Of Johnson City
All resolvedBigs Convenience Store
Exotic Resort Zoo Water System
Stonegate Subdivision Water System
All resolvedLbj National Historic Site Bus Barn
Covington Cellars
All resolvedAlivenwell Winery
Hill Country Cupboard
Silver Spur Club
Oak Ridge Wsc
All resolvedLbj Nps Jordan Place
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 2024
How Does This Compare?
Johnson City (78636) has more violations than 82% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 28, 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.