Zip Code 82601
📍 Casper, WY
Toxic Air Emissions Report (2024)
Data Source: EPA TRI (2024) • Updated Nov 2025
0.40 lbs
State Score
96
/ 100
National Score
91
/ 100
In 2024, industrial facilities in Casper, WY released over 0.40 lbs of pollutants. The primary source was KNIFE RIVER CASPER, which emitted Polycyclic aromatic compounds into the local air. Air quality in 82601 is relatively consistent with regional baselines.
Top Polluting Facilities
- KNIFE RIVER CASPER Cancer RiskOwned by: MDU RESOURCES GROUP INCPolycyclic aromatic compounds released to air0.3 lbsLBS
- KNIFE RIVER CASPEROwned by: MDU RESOURCES GROUP INCLead compounds released to air0.1 lbsLBS
Nearby Pollution Sources (< 20 miles)
- Casper, WY (82609) 1.9 mi awayHeavy Industrial Activity21,794.01 lbsAnnual Emissions
- Evansville, WY (82636) 8.0 mi awayHeavy Industrial Activity12,721.20 lbsAnnual Emissions
- Casper, WY (82604) 3.9 mi awayHeavy Industrial Activity6,163.00 lbsAnnual Emissions
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Protect Your Lungs
The primary pollutants detected here are likely heavy particulates. To protect your lungs, ensure you use a True HEPA (H13) filter, which captures 99.97% of airborne particles like Polycyclic aromatic compounds.
View Recommended HEPA Filters →Chemical Breakdown
Top 5 Pollutants by Weight
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