Jefferson County, IA

ZIP 52580

In ZIP 52580, 8 of the 12 things we check have at least one part graded D or F.

• Drinking water: Beyonder Getaway At Sleepy Hollow has 1 contaminant at or over an EPA legal limit; 4 contaminants are above health goals, led by di(2-ethylhexyl) phthalate at 228× California’s Public Health Goal.
• Nearest Superfund site: Fairfield Coal Gasification Plant, 4.0 miles away.
• Largest share of modeled toxic air from industry: Dexter Laundry Inc (62%), mostly chromium.
• Fine particles (PM2.5) average 6.8 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 260,056 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 52580

• Superfund sites nearbyA to D
• Factories and industrial sitesC
• Oil and gas wellsA
• Parks and nature nearbyD
• Air qualityB
• Drinking water qualityC to F
• Pesticide useF
• Neighborhood health statusD
• Past wildfire impactsA
• Past flood impactsF
• Noise levelsA to D
• Radiation signalsD

Based on 2 census tracts · compiled September 10, 2026 · how each grade works and its sources

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