Harris County, TX

ZIP 77024

In ZIP 77024, 8 of the 12 things we check have at least one part graded D or F.

• Drinking water: City Of Hilshire Village meets every EPA legal limit; 8 contaminants are above health goals, led by lead at 32× California’s Public Health Goal.
• Nearest Superfund site: South Cavalcade Street, 5.7 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Equistar Chemicals Bayport Chemicals Plant (34%), mostly ethylene oxide.
• Fine particles (PM2.5) average 9.4 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 77024

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

Based on 14 census tracts · compiled September 10, 2026 · how each grade works and its sources

Loading the full report, with every source…