Galveston County, TX

ZIP 77510

In ZIP 77510, 8 of the 12 things we check have at least one part graded D or F.

• Drinking water: City Of Texas City meets every EPA legal limit; 14 contaminants are above health goals, led by lead at 37× California’s Public Health Goal.
• Nearest Superfund site: Motco, Inc., 5.7 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Dixie Chemical Co Inc (35%), mostly ethylene oxide.
• Fine particles (PM2.5) average 8.2 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 126,183 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 77510

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

Based on 8 census tracts · compiled September 10, 2026 · how each grade works and its sources

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