Caldwell County, NC

ZIP 28645

In ZIP 28645, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Blue Ridge Mtn Club meets every EPA legal limit; 9 contaminants are above health goals, led by lead at 38× 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 (94%), mostly chromium.
• Fine particles (PM2.5) average 6.8 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 47,521 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 28645

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

Based on 18 census tracts · compiled September 10, 2026 · how each grade works and its sources

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