Kent County, DE

ZIP 19902

In ZIP 19902, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Dover Air Force Base meets every EPA legal limit; 11 contaminants are above health goals, led by lead at 104× California’s Public Health Goal.
• Nearest Superfund site: Dover Air Force Base, 0.3 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Handytube Corp (90%), mostly trichloroethylene.
• Fine particles (PM2.5) average 7.0 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 349,391 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 19902

• Superfund sites nearbyF
• Factories and industrial sitesB
• Oil and gas wellsA
• Parks and nature nearbyD
• Air qualityB
• Drinking water qualityF
• Pesticide useF
• Neighborhood health statusA
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA
• Radiation signalsC

Based on 1 census tract · compiled September 10, 2026 · how each grade works and its sources

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