Douglas County, CO

ZIP 80131

In ZIP 80131, 3 of the 12 things we check have at least one part graded D or F.

• Drinking water: Thunderbird Wsd meets every EPA legal limit; 4 contaminants are above health goals, led by arsenic at 375× California’s Public Health Goal.
• Nearest Superfund site: Air Force Plant Pjks, 7.2 miles away.
• Largest share of modeled toxic air from industry: Terumo Bct Sterilization Services Inc (93%), mostly ethylene oxide.
• Fine particles (PM2.5) average 5.2 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 4,590 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 80131

• Superfund sites nearbyD
• Factories and industrial sitesC
• Oil and gas wellsA
• Parks and nature nearbyB
• Air qualityA
• Drinking water qualityD
• Pesticide useC
• Neighborhood health statusA
• Past wildfire impactsC
• Past flood impactsA
• Noise levelsA
• Radiation signalsF

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

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