Pueblo County, CO

ZIP 81003

In ZIP 81003, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Pueblo West Md meets every EPA legal limit; 16 contaminants are above health goals, led by arsenic at 250× California’s Public Health Goal.
• Nearest Superfund site: Colorado Smelter, 1.2 miles away.
• Largest share of modeled toxic air from industry: Evraz Rocky Mountain Steel (71%), mostly chromium compounds.
• Fine particles (PM2.5) average 6.2 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 37,785 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 81003

• Superfund sites nearbyC to F
• Factories and industrial sitesC to D
• Oil and gas wellsA
• Parks and nature nearbyB to F
• Air qualityA
• Drinking water qualityC to D
• Pesticide useC
• Neighborhood health statusB to F
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsF

Based on 9 census tracts · compiled September 10, 2026 · how each grade works and its sources

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