King County, TX

ZIP 79236

In ZIP 79236, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Rra Truscott Gilliland Water System meets every EPA legal limit; 10 contaminants are above health goals, led by lead at 10× California’s Public Health Goal.
• Closer to Superfund sites than 0% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Salt Creek Field Gas Plant (100%), mostly benzene.
• Fine particles (PM2.5) average 5.5 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 7,914 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 79236

• Superfund sites nearbyA
• Factories and industrial sitesA
• Oil and gas wellsC to D
• Parks and nature nearbyC
• Air qualityA
• Drinking water qualityD
• Pesticide useF
• Neighborhood health statusF
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA
• Radiation signalsC

Based on 2 census tracts · compiled September 10, 2026 · how each grade works and its sources

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