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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 Tuesday July 25, 2017 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 6 9
1 AM 7 9
2 AM 9 9
3 AM 12 10
4 AM 12 10
5 AM 11 10
6 AM 8 11
7 AM 7 12
8 AM 9 14
9 AM 11 15
10 AM 12 16
11 AM 13 17
12 PM 15 18
1 PM 17 19
2 PM 18 19
3 PM 18 19
4 PM 19 19
5 PM 20 18
6 PM -- 18
7 PM 22 18
8 PM 19 18
9 PM 19 17
10 PM 17 17
11 PM 17 16
Weather and Ozone Data Tuesday July 25, 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 6 0.6 W 11.1 94 1 0.0
1 AM 7 0.5 N 10.7 94 0 0.0
2 AM 9 0.5 NW 10.5 94 0 0.0
3 AM 12 0.7 N 10.4 94 0 0.0
4 AM 12 0.8 NE 10.4 94 0 0.1
5 AM 11 0.7 N 10.1 95 1 0.0
6 AM 8 0.8 N 10.0 95 8 0.0
7 AM 7 0.6 W 10.2 95 33 0.1
8 AM 9 0.6 NE 10.8 92 50 0.0
9 AM 11 1.0 NE 11.4 90 117 0.0
10 AM 12 1.4 NE 12.3 86 194 0.0
11 AM 13 1.3 NE 12.8 83 157 0.0
12 PM 15 1.4 NE 13.9 77 231 0.0
1 PM 17 2.4 NE 14.9 71 295 0.0
2 PM 18 2.2 NE 14.8 70 195 0.0
3 PM 18 1.5 E 16.0 65 282 0.0
4 PM 19 1.7 E 17.2 58 470 0.0
5 PM 20 2.1 E 16.9 62 292 0.0
6 PM -- 1.9 E 16.6 62 217 0.0
7 PM 22 1.7 E 16.3 62 135 0.0
8 PM 19 2.3 NE 15.2 67 73 0.0
9 PM 19 2.2 NE 14.5 69 53 0.0
10 PM 17 1.9 NE 13.3 75 29 0.0
11 PM 17 1.5 N 12.3 79 14 0.0
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updated on 07/26/2017 7:44 PM  I   http://nature.nps.gov/air/data/current/data_DENA-HQ2.cfm   I  Email: Webmaster