Collin County, TX

ZIP 75033

In ZIP 75033, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Frisco West Wcid meets every EPA legal limit; 11 contaminants are above health goals, led by arsenic at 837× 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: Sterigenics US Llc-Grand Prairie Texas Facility (37%), mostly ethylene oxide.
• Fine particles (PM2.5) average 9.6 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 51,753 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 75033

• Superfund sites nearbyA
• Factories and industrial sitesA to B
• Oil and gas wellsA to B
• Parks and nature nearbyD
• Air qualityD to F
• Drinking water qualityD
• Pesticide useC to D
• Neighborhood health statusA to B
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to C
• Radiation signalsC to D

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

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