Fond du Lac County, WI

ZIP 53919

In ZIP 53919, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Fairwater Waterworks has 1 contaminant at or over an EPA legal limit; 8 contaminants are above health goals, led by arsenic at 2,663× California’s Public Health Goal.
• Closer to Superfund sites than 55% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Tenneco Inc. (90%), mostly cobalt.
• Fine particles (PM2.5) average 6.5 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 180,045 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 53919

• Superfund sites nearbyA to C
• Factories and industrial sitesC to D
• Oil and gas wellsA
• Parks and nature nearbyC to D
• Air qualityA
• Drinking water qualityD
• Pesticide useF
• Neighborhood health statusC
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA
• Radiation signalsD

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

Loading the full report, with every source…