Cheyenne NCore

NOTICE There is a problem with the calculation of the rolling 8-hr ozone average at this station. The Wyoming DEQ-Air Quality Division and its contractors are investigating. This message will be removed, and the ozone parameters will be enabled for public viewing when the problem has been resolved.
Air Quality Information
Nitrogen Dioxide
1 Hour Average
4 ppb
Particulate Matter PM10
24 Hour Rolling Average
6 µg/m 3
Particulate Matter PM2.5
24 Hour Rolling Average
0 µg/m 3
Carbon Monoxide
107 ppb
Sulfur Dioxide
0 ppb
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Temperature 49 o F
Relative Humidity 24 %
Wind Speed 9 mph
Wind Direction WSW
Yesterday's Precipitation 0.00 in
Ideal Conditions
Quick Facts

  • The Cheyenne NCore Monitoring Station began in July 2010.
  • The monitoring objective of the Cheyenne NCore station is to monitor air quality and meteorological parameters in an urban area in Wyoming’s largest city.
  • There are 82 NCore monitoring stations throughout the U.S, 62 urban locations and 20 rural locations; each station measures the same pollutants.
  • The monitoring at NCore is supporting scientific studies ranging across technological, health, and atmospheric disciplines.

Last Updated on 1/19/2018 12:51:11 AM