Fremont County, CO

ZIP 81232

In ZIP 81232, 3 of the 12 things we check have at least one part graded D or F.

• Closer to Superfund sites than 54% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Holcim (US) Inc Portland Plant (88%), mostly formaldehyde.
• Fine particles (PM2.5) average 4.0 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 7,622 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 81232

• Superfund sites nearbyC
• Factories and industrial sitesA
• Oil and gas wellsA
• Parks and nature nearbyB
• Air qualityA
• Pesticide useD
• Neighborhood health statusD
• Past wildfire impactsA
• 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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