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 Thursday July 31, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 25 22
1 AM 23 21
2 AM 22 20
3 AM 22 20
4 AM 21 19
5 AM 21 19
6 AM 21 --
7 AM 21 --
8 AM 19 --
9 AM 16 --
10 AM 20 --
Weather and Ozone Data Thursday July 31, 2014
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 25 0.9 SW 11.8 55 3 0.0
1 AM 23 0.8 N 10.1 59 2 0.0
2 AM 22 0.8 W 8.6 66 3 0.0
3 AM 22 0.8 NW 8.3 69 2 0.0
4 AM 21 0.5 NW 7.7 71 2 0.0
5 AM 21 0.5 NW 7.2 76 3 0.0
6 AM 21 0.5 NW 7.3 76 12 0.0
7 AM 21 0.5 W 8.3 76 38 0.0
8 AM 19 0.6 SW 9.6 73 92 0.0
9 AM 16 0.9 NE 10.5 72 129 0.0
10 AM 20 1.6 NE 12.3 65 276 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 07/31/2014 12:40 PM  I   http://www2.nature.nps.gov/air/data/current/data_DENA-HQ.cfm   I  Email: Webmaster