Durham County, NC

ZIP 27707

In ZIP 27707, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Orange Water & Sewer Authority has 2 contaminants at or over an EPA legal limit; 13 contaminants are above health goals, led by pfos at 4.8× California’s Public Health Goal.
• Nearest Superfund site: Koppers Co., Inc. (morrisville Plant), 6.9 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: Scm Metal Products Inc (78%), mostly chromium compounds.
• Fine particles (PM2.5) average 7.9 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 27707

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

Based on 20 census tracts · compiled September 10, 2026 · how each grade works and its sources

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