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


Today's Data   Data Timelines   Ozone Health Advisory  
Ozone Wednesday September 2, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 18 17
1 AM 18 17
2 AM 17 16
3 AM 17 15
4 AM 17 15
5 AM 17 16
6 AM 17 17
7 AM 17 17
8 AM 16 18
9 AM 11 19
10 AM 14 21
11 AM 16 22
12 PM 21 23
1 PM 24 23
2 PM 24 22
3 PM 25 21
4 PM 24 20
5 PM 24 19
6 PM 25 18
7 PM 22 17
8 PM 18 16
9 PM 17 16
10 PM 14 16
11 PM 16 16
Weather and Ozone Data Wednesday September 2, 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 18 1.0 W 0.5 78 -- 0.0
1 AM 18 0.7 NW -0.5 81 -- 0.0
2 AM 17 0.7 N -1.1 84 -- 0.0
3 AM 17 0.6 NW -1.7 85 -- 0.0
4 AM 17 0.8 NW -2.0 87 -- 0.0
5 AM 17 0.7 NW -2.3 88 -- 0.0
6 AM 17 0.7 N -2.3 88 -- 0.0
7 AM 17 0.8 N -2.6 89 -- 0.0
8 AM 16 0.4 SW -2.1 88 11 0.0
9 AM 11 0.7 E -0.5 83 103 0.0
10 AM 14 1.1 E 1.9 71 139 0.0
11 AM 16 1.1 E 4.6 61 359 0.0
12 PM 21 1.2 SE 7.4 49 447 0.0
1 PM 24 1.2 E 9.7 43 514 0.0
2 PM 24 1.2 E 11.4 40 448 0.0
3 PM 25 1.3 NW 13.0 36 497 0.0
4 PM 24 1.3 NE 14.9 33 513 0.0
5 PM 24 1.7 SE 16.2 28 434 0.0
6 PM 25 1.6 E 16.2 29 359 0.0
7 PM 22 1.3 E 14.8 38 161 0.0
8 PM 18 1.0 SW 12.0 54 51 0.0
9 PM 17 0.9 N 9.4 61 5 0.0
10 PM 14 0.7 NW 7.5 68 -- 0.0
11 PM 16 0.7 NW 6.2 71 -- 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 09/03/2015 4:41 PM  I   http://nature.nps.gov/air/data/current/data_DENA-HQ2.cfm   I  Email: Webmaster