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Current Ozone and Weather Data in National Parks


Theodore Roosevelt National Park - Visitor Center, ND
EPA AQS Site Number: 38-007-0002


Today's Data   Data Timelines   Ozone Health Advisory  
Ozone Tuesday April 22, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 38 38
1 AM 39 38
2 AM 39 38
3 AM 38 39
4 AM 36 40
5 AM 34 41
6 AM 39 43
7 AM 41 45
8 AM 39 46
9 AM 44 48
10 AM 43 49
11 AM 44 50
12 PM 48 51
1 PM 51 51
2 PM 52 50
3 PM 53 50
4 PM 53 48
5 PM 53 47
6 PM 51 46
7 PM 49 45
8 PM 49 44
9 PM 46 43
10 PM 46 41
11 PM 43 40
Weather and Ozone Data Tuesday April 22, 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 38 8.0 SE 7.6 54 1 0.0
1 AM 39 7.1 SE 7.0 58 1 0.0
2 AM 39 5.9 SE 6.8 60 1 0.0
3 AM 38 6.5 SE 6.6 58 1 0.0
4 AM 36 5.3 SE 5.2 65 1 0.0
5 AM 34 8.0 SE 5.2 63 1 0.0
6 AM 39 8.7 SE 5.5 59 2 0.0
7 AM 41 9.0 SE 6.6 54 48 0.0
8 AM 39 8.5 SE 8.4 48 156 0.0
9 AM 44 11.4 SE 10.8 40 310 0.0
10 AM 43 11.2 SE 12.2 38 490 0.0
11 AM 44 10.4 SE 14.1 35 645 0.0
12 PM 48 10.4 SE 16.3 30 772 0.0
1 PM 51 10.9 SE 17.9 27 787 0.0
2 PM 52 10.8 SE 18.7 26 775 0.0
3 PM 53 12.1 SE 19.4 25 698 0.0
4 PM 53 12.5 SE 19.4 26 622 0.0
5 PM 53 12.8 SE 19.1 27 505 0.0
6 PM 51 11.9 SE 17.9 30 281 0.0
7 PM 49 11.0 SE 16.7 31 117 0.0
8 PM 49 10.9 SE 15.4 34 27 0.0
9 PM 46 11.4 E 13.7 37 1 0.0
10 PM 46 11.7 E 12.3 40 1 0.0
11 PM 43 11.7 E 11.4 42 1 0.0
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updated on 04/23/2014 4:43 PM  I   http://www.nature.nps.gov/air/data/current/data_THRO-VC2.cfm   I  Email: Webmaster