Kent County, DE

ZIP 19977

In ZIP 19977, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Woodland Trailer Court meets every EPA legal limit; 8 contaminants are above health goals, led by lead at 36× California’s Public Health Goal.
• Nearest Superfund site: Dover Air Force Base, 1.8 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Croda Inc (84%), mostly ethylene oxide.
• Fine particles (PM2.5) average 7.0 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 97,688 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 19977

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

Based on 9 census tracts · compiled September 10, 2026 · how each grade works and its sources

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