Collin County, TX

ZIP 75164

In ZIP 75164, 1 of the 12 things we check have at least one part graded D or F.

• Drinking water: City Of Royse City meets every EPA legal limit; 9 contaminants are above health goals, led by bromodichloromethane at 200× 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: Zurn Industries LLC Dba Stainlessdrains.Com (28%), mostly chromium.
• Fine particles (PM2.5) average 7.5 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 74,718 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 75164

• Superfund sites nearbyA
• Factories and industrial sitesA
• Oil and gas wellsC
• Parks and nature nearbyC
• Air qualityC
• Drinking water qualityC
• Pesticide useD
• Neighborhood health statusB
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA
• Radiation signalsB

Based on 1 census tract · compiled October 25, 2026 · how each grade works and its sources

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