Harris County, TX

ZIP 77029

In ZIP 77029, 8 of the 12 things we check have at least one part graded D or F.

• Drinking water: City Of Galena Park has 1 contaminant at or over an EPA legal limit; 15 contaminants are above health goals, led by pfos at 4.1× California’s Public Health Goal.
• Nearest Superfund site: US Oil Recovery, 1.9 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Equistar Chemicals Bayport Chemicals Plant (28%), mostly ethylene oxide.
• Fine particles (PM2.5) average 9.8 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 77029

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

Based on 13 census tracts · compiled September 10, 2026 · how each grade works and its sources

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