Yolo County, CA

ZIP 95616

In ZIP 95616, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: North Davis Meadows has 1 contaminant at or over an EPA legal limit; 5 contaminants are above health goals, led by arsenic at 640× California’s Public Health Goal.
• Nearest Superfund site: Laboratory for Energy-Related Health Research/old Campus Landfill (usdoe), 2.4 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: Watts Regulator Co. (51%), mostly chromium.
• Fine particles (PM2.5) average 8.9 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 1,270,800 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 95616

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

Based on 15 census tracts · compiled October 25, 2026 · how each grade works and its sources

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