Jefferson County, CO
ZIP 80128
In ZIP 80128, 6 of the 12 things we check have at least one part graded D or F.
- Drinking water: Mountain Wsd has 2 contaminants at or over an EPA legal limit; 12 contaminants are above health goals, led by pfhxs at 3.4× California Notification Level.
- Nearest Superfund site: Air Force Plant Pjks, 3.0 miles away.
- Largest share of modeled toxic air from industry: Terumo Bct Sterilization Services Inc (94%), mostly ethylene oxide.
- Fine particles (PM2.5) average 6.8 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
- About 41,186 kg of agricultural pesticides are applied in the county each year.
Grades for ZIP 80128
- Superfund sites nearbyD to F
- Factories and industrial sitesC to D
- Oil and gas wellsA
- Parks and nature nearbyB to F
- Air qualityA to B
- Drinking water qualityD to F
- Pesticide useA to D
- Neighborhood health statusB to C
- Past wildfire impactsA
- Past flood impactsA
- Noise levelsA to C
- Radiation signalsD to F
Based on 12 census tracts · compiled September 10, 2026 · how each grade works and its sources
Loading the full report, with every source…