Harris County, TX

ZIP 77065

In ZIP 77065, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Harris County Mud 222 meets every EPA legal limit; 9 contaminants are above health goals, led by lead at 9.5× California’s Public Health Goal.
• Nearest Superfund site: Jones Road Ground Water Plume, 0.7 miles away.
• Largest share of modeled toxic air from industry: Blp Holdings (21%), mostly chromium.
• Fine particles (PM2.5) average 8.8 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 38,374 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 77065

• Superfund sites nearbyD to F
• Factories and industrial sitesD to F
• Oil and gas wellsD
• Parks and nature nearbyD to F
• Air qualityF
• Drinking water qualityC to D
• Pesticide useB to C
• Neighborhood health statusB to C
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA to D
• Radiation signalsB

Based on 15 census tracts · compiled September 10, 2026 · how each grade works and its sources

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