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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 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 20
5 AM 21 20
6 AM 21 20
7 AM 21 20
8 AM 19 21
9 AM 16 21
10 AM 20 22
11 AM 21 23
12 PM 23 23
1 PM 24 23
2 PM 23 23
3 PM 24 23
4 PM 23 22
5 PM 24 21
6 PM 24 21
7 PM 24 20
8 PM 24 20
9 PM 23 --
10 PM 22 --
11 PM 19 --
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
11 AM 21 2.0 NE 14.3 61 421 0.0
12 PM 23 2.5 NE 16.2 55 622 0.0
1 PM 24 2.3 NE 17.3 50 668 0.0
2 PM 23 2.0 SE 18.7 46 586 0.0
3 PM 24 2.4 SE 19.0 45 626 0.0
4 PM 23 2.3 S 19.1 46 630 0.0
5 PM 24 2.2 SE 19.0 44 557 0.0
6 PM 24 1.8 E 18.6 44 513 0.0
7 PM 24 1.9 E 18.4 45 426 0.0
8 PM 24 1.8 NE 17.0 50 152 0.0
9 PM 23 1.9 NE 15.8 55 59 0.0
10 PM 22 1.8 N 14.5 63 20 0.7
11 PM 19 1.0 NW 12.5 80 3 0.7
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updated on 08/01/2014 3:39 AM  I   http://nature.nps.gov/air/data/current/data_DENA-HQ2.cfm   I  Email: Webmaster