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 October 18, 2017 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 30 31
1 AM 30 32
2 AM 31 32
3 AM 31 32
4 AM 33 33
5 AM 33 33
6 AM 33 33
7 AM 33 32
8 AM 33 32
9 AM 33 32
10 AM 33 32
11 AM 33 32
12 PM 33 32
1 PM 33 31
2 PM 32 31
3 PM 32 31
4 PM 34 31
5 PM 33 30
6 PM 31 29
7 PM 28 29
8 PM 30 29
9 PM 31 28
10 PM 31 27
11 PM 30 27
Weather and Ozone Data Wednesday October 18, 2017
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 30 0.8 W -6.7 80 0 0.0
1 AM 30 1.3 SW -7.1 81 0 0.0
2 AM 31 2.1 W -5.8 75 0 0.0
3 AM 31 2.0 W -5.9 75 0 0.0
4 AM 33 1.8 W -6.1 75 0 0.0
5 AM 33 2.2 W -6.1 78 0 0.0
6 AM 33 2.5 W -6.2 77 0 0.0
7 AM 33 1.9 W -6.3 76 0 0.0
8 AM 33 1.7 W -6.4 76 0 0.0
9 AM 33 1.8 NW -6.5 76 1 0.0
10 AM 33 1.7 NW -6.5 76 15 0.0
11 AM 33 1.4 NW -6.1 76 31 0.0
12 PM 33 1.5 W -5.8 75 67 0.0
1 PM 33 1.1 NE -5.1 74 96 0.0
2 PM 32 1.3 E -4.4 71 159 0.0
3 PM 32 1.3 W -4.6 69 86 0.0
4 PM 34 1.2 SW -4.6 66 75 0.0
5 PM 33 1.3 SW -5.0 72 58 0.0
6 PM 31 1.3 NE -5.4 80 39 0.0
7 PM 28 0.8 SW -6.2 88 3 0.0
8 PM 30 1.3 W -7.1 84 0 0.0
9 PM 31 1.8 W -7.3 80 0 0.0
10 PM 31 1.1 NW -7.2 80 0 0.0
11 PM 30 0.9 W -7.2 80 0 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 10/19/2017 11:43 AM  I   http://nature.nps.gov/air/data/current/data_DENA-HQ2.cfm   I  Email: Webmaster