Brown County, WI

ZIP 54115

In ZIP 54115, 8 of the 12 things we check have at least one part graded D or F.

• Drinking water: Kaukauna Utilities has 1 contaminant at or over an EPA legal limit; 10 contaminants are above health goals, led by arsenic at 277× California’s Public Health Goal.
• Nearest Superfund site: N.w. Mauthe Co., Inc., 8.8 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: Durr Systems Inc. (34%), mostly chromium.
• Fine particles (PM2.5) average 7.6 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 145,174 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 54115

• Superfund sites nearbyD to F
• Factories and industrial sitesA to F
• Oil and gas wellsA
• Parks and nature nearbyB to D
• Air qualityA to C
• Drinking water qualityB to D
• Pesticide useC to F
• Neighborhood health statusA to F
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsB to D

Based on 14 census tracts · compiled October 25, 2026 · how each grade works and its sources

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