Alleghany County, NC
ZIP 28668
In ZIP 28668, 4 of the 12 things we check have at least one part graded D or F.
- Drinking water: Roaring Gap Club Inc has 1 contaminant at or over an EPA legal limit; 6 contaminants are above health goals, led by lead at 35× 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: U.S. Chemical Storage LLC (99%), mostly chromium.
- Fine particles (PM2.5) average 6.5 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
- About 21,637 kg of agricultural pesticides are applied in the county each year.
Grades for ZIP 28668
- Superfund sites nearbyA
- Factories and industrial sitesA
- Oil and gas wellsA
- Parks and nature nearbyC
- Air qualityA
- Drinking water qualityF
- Pesticide useF
- Neighborhood health statusF
- Past wildfire impactsA
- Past flood impactsB
- Noise levelsA
- Radiation signalsD
Based on 1 census tract · compiled September 10, 2026 · how each grade works and its sources
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Other ZIP codes in Alleghany County
All of Alleghany County · All of North Carolina · How grades work