Richland County, WI

ZIP 53556

In ZIP 53556, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Sextonville Waterworks meets every EPA legal limit; 4 contaminants are above health goals, led by lead at 115× California’s Public Health Goal.
• Closer to Superfund sites than 54% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Cardinal Glass (77%), mostly chromium.
• Fine particles (PM2.5) average 6.8 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 162,947 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 53556

• Superfund sites nearbyA to C
• Factories and industrial sitesA to B
• Oil and gas wellsA
• Parks and nature nearbyC
• Air qualityB
• Drinking water qualityA to D
• Pesticide useF
• Neighborhood health statusD to F
• Past wildfire impactsA
• Past flood impactsA to B
• Noise levelsA
• Radiation signalsB to D

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

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