Denton County, TX

ZIP 76209

In ZIP 76209, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Bolivar Wsc meets every EPA legal limit; 8 contaminants are above health goals, led by lithium at 3.6× the USGS health-based screening level.
• 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 (46%), mostly ethylene oxide.
• Fine particles (PM2.5) average 9.2 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 76209

• Superfund sites nearbyA
• Factories and industrial sitesB
• Oil and gas wellsD
• Parks and nature nearbyA to D
• Air qualityC to F
• Drinking water qualityA to C
• Pesticide useB to D
• Neighborhood health statusA to C
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsA to B

Based on 12 census tracts · compiled October 25, 2026 · how each grade works and its sources

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