Morris County, TX

ZIP 75638

In ZIP 75638, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Tri Sud meets every EPA legal limit; 8 contaminants are above health goals, led by bromodichloromethane at 259× 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: Lone Star Specialty Products LLC (70%), mostly polycyclic aromatic compounds.
• Fine particles (PM2.5) average 7.9 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 6,712 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 75638

• Superfund sites nearbyA
• Factories and industrial sitesB to D
• Oil and gas wellsB to D
• Parks and nature nearbyB to C
• Air qualityC to D
• Drinking water qualityC
• Pesticide useD
• Neighborhood health statusF
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsA to B

Based on 4 census tracts · compiled October 25, 2026 · how each grade works and its sources

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