Mesa County, CO

ZIP 81505

In ZIP 81505, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Grand Junction City Of meets every EPA legal limit; 9 contaminants are above health goals, led by arsenic at 144× 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: Totalenergies Petrochemicals & Refining USA Inc (Total Cray (100%), mostly 1,3-butadiene.
• Fine particles (PM2.5) average 4.9 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 66,956 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 81505

• Superfund sites nearbyA
• Factories and industrial sitesB to D
• Oil and gas wellsA to C
• Parks and nature nearbyB to F
• Air qualityA
• Drinking water qualityD
• Pesticide useD to F
• Neighborhood health statusC
• Past wildfire impactsA to C
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsD

Based on 5 census tracts · compiled September 10, 2026 · how each grade works and its sources

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