San Juan County, NM

ZIP 87415

In ZIP 87415, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Northstar Mdwca meets every EPA legal limit; 1 contaminant is above health goals, led by lithium at 5.8× the USGS health-based screening level.
• Nearest Superfund site: Lee Acres Landfill (usdoi), 8.0 miles away.
• Largest share of modeled toxic air from industry: Four Corners Steam Electric Station (43%), mostly chromium compounds.
• Fine particles (PM2.5) average 4.8 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 225,195 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 87415

• Superfund sites nearbyC
• Factories and industrial sitesA
• Oil and gas wellsD
• Parks and nature nearbyC
• Air qualityA
• Drinking water qualityC
• Pesticide useD
• Neighborhood health statusD
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA
• Radiation signalsF

Based on 1 census tract · compiled October 25, 2026 · how each grade works and its sources

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