Kent County, DE

ZIP 19938

In ZIP 19938, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Smyrna Water Department has 2 contaminants at or over an EPA legal limit; 16 contaminants are above health goals, led by pfos at 6.1× California’s Public Health Goal.
• Nearest Superfund site: Coker's Sanitation Service Landfills, 1.9 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Metal Masters Food Service Equ Ipment Co (71%), mostly chromium.
• Fine particles (PM2.5) average 7.2 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 19938

• Superfund sites nearbyA to C
• 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 useD to F
• Neighborhood health statusC to D
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA to D
• Radiation signalsC

Based on 6 census tracts · compiled September 10, 2026 · how each grade works and its sources

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