Dallas County, TX

ZIP 75270

In ZIP 75270, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Dallas Water Utility has 2 contaminants at or over an EPA legal limit; 17 contaminants are above health goals, led by pfos at 4.8× California’s Public Health Goal.
• Nearest Superfund site: Rsr Corporation, 4.4 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Sterigenics US Llc-Grand Prairie Texas Facility (24%), mostly ethylene oxide.
• Fine particles (PM2.5) average 9.8 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 19,079 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 75270

• Superfund sites nearbyF
• Factories and industrial sitesD
• Oil and gas wellsB
• Parks and nature nearbyD
• Air qualityF
• Drinking water qualityF
• Pesticide useB
• Neighborhood health statusA
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsD
• Radiation signalsC

Based on 1 census tract · compiled September 10, 2026 · how each grade works and its sources

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