Marathon County, WI

ZIP 54417

In ZIP 54417, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Maine Water Utility meets every EPA legal limit; 9 contaminants are above health goals, led by arsenic at 625× California’s Public Health Goal.
• Nearest Superfund site: Wausau Ground Water Contamination, 3.2 miles away.
• Largest share of modeled toxic air from industry: Veritas Steel (73%), mostly chromium.
• Fine particles (PM2.5) average 6.6 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 185,897 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 54417

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

Based on 1 census tract · compiled September 10, 2026 · how each grade works and its sources

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