Arapahoe County, CO

ZIP 80017

In ZIP 80017, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Aurora City Of meets every EPA legal limit; 19 contaminants are above health goals, led by pfos at 2.2× California’s Public Health Goal.
• Nearest Superfund site: Lowry Landfill, 4.3 miles away.
• Largest share of modeled toxic air from industry: Terumo Bct Sterilization Services Inc (87%), mostly ethylene oxide.
• Fine particles (PM2.5) average 7.2 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 41,186 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 80017

• Superfund sites nearbyD
• Factories and industrial sitesC to D
• Oil and gas wellsB to D
• Parks and nature nearbyC to F
• Air qualityB to C
• Drinking water qualityF
• Pesticide useC to D
• Neighborhood health statusA to B
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to B
• Radiation signalsD to F

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

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