National Park Service Arrowhead
Explore Air

Current Ozone and Weather Data in National Parks


Denali National Park and Preserve - Headquarters, AK
EPA AQS Site Number: 02-290-0003


Yesterday's Data   Data Timelines   Ozone Health Advisory  


Ozone Sunday April 26, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 45 43
1 AM 45 43
2 AM 45 42
3 AM 44 41
4 AM 44 41
5 AM 43 41
6 AM 43 42
7 AM 41 43
8 AM 39 44
9 AM 38 45
10 AM 41 47
11 AM 43 47
12 PM 45 48
1 PM 49 48
2 PM 49 48
3 PM 50 48
4 PM 50 --
5 PM 49 --
6 PM 47 --
7 PM 47 --
8 PM 46 --
Weather and Ozone Data Sunday April 26, 2015
Hour
Ending
(Local Time)
Ozone
(parts per
billion)
Wind
Speed
(meters per
second)
Wind
Direction
Temperature
(degrees C)
Relative
Humidity
(%)
Solar
Radiation
(watts per
meter
squared)
Rainfall
(millimeters)
12 AM 45 0.7 NW -1.7 2 1 0.0
1 AM 45 0.6 NW -2.8 2 1 0.0
2 AM 45 0.6 NW -2.9 2 1 0.0
3 AM 44 0.6 NW -3.7 2 1 0.0
4 AM 44 0.6 NW -4.0 2 1 0.0
5 AM 43 0.5 NW -4.7 2 1 0.0
6 AM 43 0.5 NW -5.2 2 3 0.0
7 AM 41 0.6 N -5.1 2 25 0.0
8 AM 39 0.8 E -1.8 2 65 0.0
9 AM 38 0.8 SE 2.1 2 243 0.0
10 AM 41 1.2 E 4.4 2 361 0.0
11 AM 43 1.1 E 7.1 2 477 0.0
12 PM 45 1.4 SE 9.5 2 568 0.0
1 PM 49 2.1 NE 9.1 2 626 0.0
2 PM 49 1.7 NE 9.9 2 534 0.0
3 PM 50 1.8 NE 10.5 2 545 0.0
4 PM 50 1.7 NE 10.5 2 489 0.0
5 PM 49 1.6 NE 10.2 2 387 0.0
6 PM 47 1.7 NE 10.1 2 329 0.0
7 PM 47 1.9 NE 10.4 2 325 0.0
8 PM 46 1.9 N 10.6 2 260 0.0
U.S. Department of the Interior Accessibility Freedom of Information Act USA.gov Search
Privacy Policy Disclaimer NPS Home Contact Us
updated on 04/26/2015 11:45 PM  I   http://www.nature.nps.gov/air/data/current/data_DENA-HQ.cfm   I  Email: Webmaster