Explore Air
Hawai`i Volcanoes National Park
Current Sulfur Dioxide (SO2) Conditions
Graphic showing the approximate location and shape of the Kilauea Summit and Pu'u 'O'o sulfur dioxide gas plumes as based on wind direction measurements.
Sulfur Dioxide Advisory History Charts

Kilauea Visitor Center 02/09/2012

     0.00ppm @ 12:00 AM 0.00ppm @ 12:15 AM 0.00ppm @ 12:30 AM 0.00ppm @ 12:45 AM 0.00ppm @ 1:00 AM 0.00ppm @ 1:15 AM 0.00ppm @ 1:30 AM 0.00ppm @ 1:45 AM 0.00ppm @ 2:00 AM 0.00ppm @ 2:15 AM 0.00ppm @ 2:30 AM 0.00ppm @ 2:45 AM 0.00ppm @ 3:00 AM 0.00ppm @ 3:15 AM 0.00ppm @ 3:30 AM 0.00ppm @ 3:45 AM 0.00ppm @ 4:00 AM 0.00ppm @ 4:15 AM 0.00ppm @ 4:30 AM 0.00ppm @ 4:45 AM 5:00 AM 5:15 AM 5:30 AM 5:45 AM 6:00 AM 6:15 AM 6:30 AM 6:45 AM 7:00 AM 7:15 AM 7:30 AM 7:45 AM 8:00 AM 8:15 AM 8:30 AM 8:45 AM 9:00 AM 9:15 AM 9:30 AM 9:45 AM 10:00 AM 10:15 AM 10:30 AM 10:45 AM 11:00 AM 11:15 AM 11:30 AM 11:45 AM 12:00 PM 12:15 PM 12:30 PM 12:45 PM 1:00 PM 1:15 PM 1:30 PM 1:45 PM 2:00 PM 2:15 PM 2:30 PM 2:45 PM 3:00 PM 3:15 PM 3:30 PM 3:45 PM 4:00 PM 4:15 PM 4:30 PM 4:45 PM 5:00 PM 5:15 PM 5:30 PM 5:45 PM 6:00 PM 6:15 PM 6:30 PM 6:45 PM 7:00 PM 7:15 PM 7:30 PM 7:45 PM 8:00 PM 8:15 PM 8:30 PM 8:45 PM 9:00 PM 9:15 PM 9:30 PM 9:45 PM 10:00 PM 10:15 PM 10:30 PM 10:45 PM 11:00 PM 11:15 PM 11:30 PM 11:45 PM     
12:00am 6:00am 12:00pm 6:00pm 11:45pm

Jaggar Museum 02/09/2012

     0.00ppm @ 12:00 AM 0.00ppm @ 12:15 AM 0.00ppm @ 12:30 AM 0.00ppm @ 12:45 AM 0.00ppm @ 1:00 AM 0.00ppm @ 1:15 AM 0.00ppm @ 1:30 AM 0.00ppm @ 1:45 AM 0.00ppm @ 2:00 AM 0.00ppm @ 2:15 AM 0.00ppm @ 2:30 AM 0.00ppm @ 2:45 AM 0.00ppm @ 3:00 AM 0.00ppm @ 3:15 AM 0.00ppm @ 3:30 AM 0.00ppm @ 3:45 AM 0.00ppm @ 4:00 AM 0.00ppm @ 4:15 AM 0.00ppm @ 4:30 AM 0.00ppm @ 4:45 AM 5:00 AM 5:15 AM 5:30 AM 5:45 AM 6:00 AM 6:15 AM 6:30 AM 6:45 AM 7:00 AM 7:15 AM 7:30 AM 7:45 AM 8:00 AM 8:15 AM 8:30 AM 8:45 AM 9:00 AM 9:15 AM 9:30 AM 9:45 AM 10:00 AM 10:15 AM 10:30 AM 10:45 AM 11:00 AM 11:15 AM 11:30 AM 11:45 AM 12:00 PM 12:15 PM 12:30 PM 12:45 PM 1:00 PM 1:15 PM 1:30 PM 1:45 PM 2:00 PM 2:15 PM 2:30 PM 2:45 PM 3:00 PM 3:15 PM 3:30 PM 3:45 PM 4:00 PM 4:15 PM 4:30 PM 4:45 PM 5:00 PM 5:15 PM 5:30 PM 5:45 PM 6:00 PM 6:15 PM 6:30 PM 6:45 PM 7:00 PM 7:15 PM 7:30 PM 7:45 PM 8:00 PM 8:15 PM 8:30 PM 8:45 PM 9:00 PM 9:15 PM 9:30 PM 9:45 PM 10:00 PM 10:15 PM 10:30 PM 10:45 PM 11:00 PM 11:15 PM 11:30 PM 11:45 PM     
12:00am 6:00am 12:00pm 6:00pm 11:45pm
This web page is jointly supported by the National Park Service and the U.S. Geological Survey.
Current Conditions
 Sulfur Dioxide
        
KILAUEA VISITOR CENTER
     Last Updated:  02/09/2012  •  4:45 AM HST
  Current 15-minute average concentration
 0.00 ppm 
  Current SO2 Advisory Level
Good 
JAGGAR MUSEUM
     Last Updated:  02/09/2012  •  4:45 AM HST
  Current 15-minute average concentration
 0.00 ppm 
  Current SO2 Advisory Level
Good 
 Good   Moderate   Unhealthy for Sensitive Groups   Unhealthy   Very Unhealthy   Hazardous 
0.0 ppm SO2 0.2 ppm SO2 0.4 ppm SO2 1.0 ppm SO2 3.0 ppm SO2 5.0 ppm SO2
 
Winds
   
KILAUEA VISITOR CENTER
     Last Updated:  02/09/2012  •  4:45 AM HST
  Current Wind Direction
NNE ( 28 ° ) 
  Current Wind Speed
7 mph ( 3.0 m/s ) 
JAGGAR MUSEUM
     Last Updated:  02/09/2012  •  4:45 AM HST
  Current Wind Direction
N ( 4 ° ) 
  Current Wind Speed
9 mph ( 3.9 m/s ) 
Additional Information
 
What and Why Is There An Advisory?Maps Showing Location of Summit AreaHawai`i Volcanoes NP Home PageDisplay SO2 Advisory History at Jaggar Museum and Kilauea Visitor Center, Hawaii Volcanoes NPData DisclaimerMore Information on Volcanic GasesCurrent Hawaii SO2 LevelsInformation on Health Impacts of Sulfur Dioxide and Volcanic Gases

SO2 gas plume crosses road near Halemaumau and low on Chain of Craters Road. Sensitive individuals should limit exposure in these areas.
U.S. Department of the Interior
Accessibility
 Freedom of Information Act Privacy Policy Disclaimer USA.gov NPS Home
Last Updated on 02/09/2012  •  5:00 AM HST    http://volcanoes.usgs.gov/hvo/so2/havoalert.php Webmaster
Please download the latest version of Adobe Reader :: Free Download
This site is best viewed in Mozilla Firefox