Ogle County, IL

ZIP 61047

In ZIP 61047, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Prairie Path Water Company-Northern Hill meets every EPA legal limit; 5 contaminants are above health goals, led by lead at 38× California’s Public Health Goal.
• Nearest Superfund site: Byron Salvage Yard, 2.2 miles away.
• Largest share of modeled toxic air from industry: Quality Metal Finishing Co (46%), mostly 1-bromopropane.
• Fine particles (PM2.5) average 7.2 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 190,217 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 61047

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

Based on 5 census tracts · compiled September 10, 2026 · how each grade works and its sources

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