Air Quality Information
1 Hour Average
44 ppb
8 Hour Rolling Average
45 ppb
Nitrogen Dioxide
1 Hour Average
0 ppb
Particulate Matter PM2.5
24 Hour Rolling Average
5 µg/m 3
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Temperature 68 o F
Wind Speed 8 mph
Wind Direction SW
Yesterday's Precipitation 0.00 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 6/6/2020 8:26:25 AM