Sampson County, NC

ZIP 28318

In ZIP 28318, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Steeplechase S/D meets every EPA legal limit; 3 contaminants are above health goals, led by lead at 46× California’s Public Health Goal.
• Nearest Superfund site: Carolina Transformer Co., 7.8 miles away.
• Largest share of modeled toxic air from industry: Hexion Inc-Fayetteville Facility (45%), mostly formaldehyde.
• Fine particles (PM2.5) average 6.9 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 935,388 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 28318

• Superfund sites nearbyA to C
• Factories and industrial sitesA to B
• Oil and gas wellsA
• Parks and nature nearbyC to D
• Air qualityB
• Drinking water qualityD to F
• Pesticide useF
• Neighborhood health statusC to F
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA
• Radiation signalsB

Based on 4 census tracts · compiled September 10, 2026 · how each grade works and its sources

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