Rock County, WI

ZIP 53536

In ZIP 53536, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Evansville Waterworks has 1 contaminant at or over an EPA legal limit; 6 contaminants are above health goals, led by lead at 17× California’s Public Health Goal.
• Nearest Superfund site: Hagen Farm, 8.2 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Evonik Corp (47%), 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 274,069 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 53536

• Superfund sites nearbyA to D
• Factories and industrial sitesB to C
• Oil and gas wellsA
• Parks and nature nearbyB to C
• Air qualityB
• Drinking water qualityA to D
• Pesticide useF
• Neighborhood health statusB to D
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsD

Based on 4 census tracts · compiled October 25, 2026 · how each grade works and its sources

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