Routt County, CO

ZIP 80487

In ZIP 80487, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Steamboat Lake Wd meets every EPA legal limit; 10 contaminants are above health goals, led by arsenic at 763× California’s Public Health Goal.
• 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: Public Service Co Of Colorado Hayden Station (99%), mostly hydrochloric acid.
• Fine particles (PM2.5) average 4.5 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 13,287 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 80487

• Superfund sites nearbyA
• Factories and industrial sitesA
• Oil and gas wellsA to C
• Parks and nature nearbyA to C
• Air qualityA
• Drinking water qualityB to C
• Pesticide useC to F
• Neighborhood health statusA to D
• Past wildfire impactsA to D
• Past flood impactsA
• Noise levelsA to C
• Radiation signalsC to F

Based on 9 census tracts · compiled October 25, 2026 · how each grade works and its sources

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