Harris County, TX

ZIP 77050

In ZIP 77050, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Reed Estates Water System meets every EPA legal limit; 1 contaminant is above health goals, led by lead at 27× California’s Public Health Goal.
• Nearest Superfund site: North Cavalcade Street, 6.6 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Equistar Chemicals Bayport Chemicals Plant (26%), mostly ethylene oxide.
• Fine particles (PM2.5) average 8.7 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 77050

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

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

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