For more information about National Park Service air resources, please visit http://www.nature.nps.gov/air/.


Mammoth Cave National Park

  • View of Green River Valley
    Looking North-Northwest
  • Air Data
    & Weather
  • NPS Air
    Webcams
Visual Range is about 58 miles • updated 09/02/2014 01:30 PM CDT
 View of Green River Valley Looking North-Northwest
Ozone (O3) at Houchin Meadow Monitoring Site  
updated 09/02/2014 01:00 PM CDT

O3 concentration Current Today's
Maximum
Yesterday's
Maximum
8-hour average 22 ppb 22 ppb   25 ppb  
1-hour average 32 ppb 33 ppb   28 ppb  

*Ozone (O3) is measured in parts per billion (ppb)



AQI Ozone


Particulate Matter (PM2.5) at Houchin Meadow Monitoring Site
updated 09/02/2014 01:00 PM CDT

PM2.5 concentration
Current Today's
Maximum
Yesterday's
Maximum
24-hour average 8.2 μg/m3 6.9 μg/m3
1-hour average 6.0 μg/m3 10.033 μg/m3  12.023 μg/m3

*Particulate Matter (PM2.5) is measured in micrograms per cubic meter (μg/m3)



Particulate Matter (PM2.5)


Weather at Houchin Meadow Monitoring Site  updated 09/02/2014 01:00 PM CDT

Current temperature  85 F 
Yesterday's minimum temperature  72 F 
Yesterday's maximum temperature  86 F 
Current relative humidity  67 % 
Yesterday's minimum relative humidity  61 % 
Yesterday's maximum relative humidity  97 % 
Current wind speed  5 mph  
Current wind direction  SW 
Precipitation in last hour  0.00 in. 
Precipitation since midnight  0.00 in. 
Yesterday's precipitation  0.29 in. 


More Air Quality Monitoring at Houchin Meadow Monitoring Site
  updated 09/02/2014 12:00 PM CDT

Approximate Visual Range
Current Yesterday's
Maximum
Yesterday's
Minimum
  58 miles 50 miles 1 miles

Other Research Data History
24 Hr Sulfur Dioxide (SO2) 0.2 ppb SO2 10 Day chart


map Grand Teton National Park Web CameraGreat Smoky Mountains National Park Web Camera Home Shenandoah National Park Web Camera Hawaii Volcanoes National Park Web Camera Big Bend National Park Web Camera Joshua Tree National Park Web Camera Grand Canyon National Park Web Camera Theodore Roosevelt National Park Web Camera Washington, D.C. Web Camera Acadia National Park Web Camera Mammoth Cave National Park Web Camera Great Smoky Mountains National Park, Purchase Knob Web Camera Great Smoky Mountains National Park, Look Rock Web Camera North Cascades National Park Web Camera Olympic National Park Web Camera Mount Rainier National Park Web Camera Sequoia/Kings Canyon National Park Web Camera Yosemite National Park Web Camera Denali National Park & Preserve Web Camera Point Reyes National Seashore Web Camera
Current Air Quality »
at Houchin Meadow
Ozone - O3
updated 09/02/2014 01:00 PM CDT
Ozone concentration is ***O3*** parts per billion air quality index (AQI) for Ozone and Particulate Matter from good to unhealthy PM 2.5 is 6.0 micrograms per cubic meter
Particulate Matter - PM2.5
updated 09/02/2014 01:00 PM CDT
  • See more air data »
  • Current Weather »
    at Houchin Meadow
    updated 09/02/2014 01:00 PM CDT
    Temperature
    85 F

    Humidity
    67 %

    Wind
    SW-5 mph

    Precipitation - 1 hr
    0 in.

  • See more weather data »
  • Feature »
    feature podcast

    Last Updated: September 02, 2014