McKenzie County, ND

ZIP 58854

In ZIP 58854, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Arnegard City Of meets every EPA legal limit; 6 contaminants are above health goals, led by bromodichloromethane at 103× California’s Public Health Goal.
• Closer to Superfund sites than 0% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Little Missouri Gas Plant (72%), mostly formaldehyde.
• Fine particles (PM2.5) average 6.1 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 164,068 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 58854

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

Based on 4 census tracts · compiled October 25, 2026 · how each grade works and its sources

Loading the full report, with every source…