Catawba County, NC

ZIP 28658

In ZIP 28658, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Hickory City Of meets every EPA legal limit; 6 contaminants are above health goals, led by lead at 375× California’s Public Health Goal.
• Nearest Superfund site: Sigmon's Septic Tank Service, 6.6 miles away.
• Largest share of modeled toxic air from industry: Prysmian Cables & Systems USA LLC (45%), mostly chlorine.
• Fine particles (PM2.5) average 7.4 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 25,828 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 28658

• Superfund sites nearbyA to C
• Factories and industrial sitesC to D
• Oil and gas wellsA
• Parks and nature nearbyC
• Air qualityB to C
• Drinking water qualityA to F
• Pesticide useB to D
• Neighborhood health statusC to F
• Past wildfire impactsA
• Past flood impactsB to C
• Noise levelsA to C
• Radiation signalsD to F

Based on 11 census tracts · compiled October 25, 2026 · how each grade works and its sources

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