Canyon County, ID

ZIP 83687

In ZIP 83687, 8 of the 12 things we check have at least one part graded D or F.

• Drinking water: Meridian Water Dept has 1 contaminant at or over an EPA legal limit; 19 contaminants are above health goals, led by pfos at 3× 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: Big Tex Trailer Manufacturing Inc-Caldwell (63%), mostly chromium.
• Fine particles (PM2.5) average 8.9 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 895,357 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 83687

• Superfund sites nearbyA
• Factories and industrial sitesB to C
• Oil and gas wellsA
• Parks and nature nearbyD to F
• Air qualityC to F
• Drinking water qualityB to F
• Pesticide useF
• Neighborhood health statusB to D
• Past wildfire impactsA to D
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsD

Based on 13 census tracts · compiled September 10, 2026 · how each grade works and its sources

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