Chatham County, NC

ZIP 27517

In ZIP 27517, 3 of the 12 things we check have at least one part graded D or F.

• Drinking water: Whitetail Farm 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: Koppers Co., Inc. (morrisville Plant), 8.4 miles away.
• Largest share of modeled toxic air from industry: Scm Metal Products Inc (61%), mostly chromium compounds.
• Fine particles (PM2.5) average 7.5 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 25,293 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 27517

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

Based on 12 census tracts · compiled September 10, 2026 · how each grade works and its sources

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