Weber County, UT

ZIP 84315

In ZIP 84315, 3 of the 12 things we check have at least one part graded D or F.

• Drinking water: Taylor-West Weber Wid meets every EPA legal limit; 9 contaminants are above health goals, led by arsenic at 975× California’s Public Health Goal.
• Nearest Superfund site: Hill Air Force Base, 8.8 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: Kennecott Utah Copper Smelter & Refinery (71%), mostly arsenic compounds.
• Fine particles (PM2.5) average 6.1 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 84315

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

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

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