Fort Bend County, TX

ZIP 77545

In ZIP 77545, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Fort Bend County Mud 23 meets every EPA legal limit; 13 contaminants are above health goals, led by lead at 35× California’s Public Health Goal.
• Closer to Superfund sites than 0% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Equistar Chemicals Bayport Chemicals Plant (36%), mostly ethylene oxide.
• Fine particles (PM2.5) average 8.3 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 77545

• Superfund sites nearbyA
• Factories and industrial sitesD
• Oil and gas wellsD to F
• Parks and nature nearbyD to F
• Air qualityD
• Drinking water qualityC to F
• Pesticide useD to F
• Neighborhood health statusA to C
• Past wildfire impactsA
• Past flood impactsD
• Noise levelsA
• Radiation signalsC

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

Loading the full report, with every source…