Air Quality Information
1 Hour Average
42 ppb
8 Hour Rolling Average
40 ppb
Nitrogen Dioxide
1 Hour Average
0 ppb
Particulate Matter PM2.5
24 Hour Rolling Average
2 µg/m 3
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Temperature 45 o F
Wind Speed 22 mph
Wind Direction SSW
Yesterday's Precipitation 0.03 in
Ideal Conditions
Quick Facts

  • The Casper station first started monitoring on March 1, 2013.
  • The monitoring objective for the Casper station is to monitor air quality, specifically ozone, and meteorological data in Wyoming’s largest city.
  • Monitoring for ozone in Casper was a finding in the 2010 Network Assessment.
  • On May 30, 2019, the AQD added continuous PM2.5 monitoring to the Casper Gaseous station.

Last Updated on 11/12/2019 12:14:24 PM