Jo Daviess County, IL

ZIP 61028

In ZIP 61028, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Stockton has 1 contaminant at or over an EPA legal limit; 9 contaminants are above health goals, led by arsenic at 420× California’s Public Health Goal.
• Nearest Superfund site: Savanna Army Depot Activity, 7.7 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: Metform L.L.C. Hot Formed Products Plant (90%), mostly chromium.
• Fine particles (PM2.5) average 7.1 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 178,249 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 61028

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

Based on 5 census tracts · compiled October 25, 2026 · how each grade works and its sources

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