Rio Grande County, CO

ZIP 81132

In ZIP 81132, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Rio Grande Water Company meets every EPA legal limit; 9 contaminants are above health goals, led by pfos at 3.3× California’s Public Health Goal.
• Closer to Superfund sites than 53% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Alta Fuels Inc. (100%), mostly benzene.
• Fine particles (PM2.5) average 4.1 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 673,659 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 81132

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

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

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