Weber County, UT

ZIP 84403

In ZIP 84403, 8 of the 12 things we check have at least one part graded D or F.

• Drinking water: Wildwood Water Llc meets every EPA legal limit; 2 contaminants are above health goals, led by lead at 25× California’s Public Health Goal.
• Nearest Superfund site: Ogden Defense Depot (dla), 4.2 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: Chevron Products Co - Salt Lake Refinery (30%), mostly chromium.
• Fine particles (PM2.5) average 7.3 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 19,343 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 84403

• Superfund sites nearbyC to F
• Factories and industrial sitesB to D
• Oil and gas wellsA
• Parks and nature nearbyB to F
• Air qualityA to C
• Drinking water qualityC to D
• Pesticide useC to D
• Neighborhood health statusB to D
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsD to F

Based on 13 census tracts · compiled September 10, 2026 · how each grade works and its sources

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