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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 15, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 36 35
1 AM 35 35
2 AM 36 36
3 AM 35 35
4 AM 36 35
5 AM 37 36
6 AM 37 36
7 AM 35 36
8 AM 36 37
9 AM 36 37
10 AM 34 38
11 AM 36 39
12 PM 37 39
1 PM 38 39
2 PM 39 38
3 PM 40 36
4 PM 41 34
5 PM 42 32
6 PM 40 31
7 PM 39 29
8 PM 36 --
9 PM 29 --
10 PM 26 --
11 PM 21 --
Weather and Ozone Data Tuesday April 15, 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 36 7.6 SE -6.1 67 1 0.0
1 AM 35 8.7 SE -6.2 62 1 0.0
2 AM 36 8.4 SE -6.1 63 1 0.0
3 AM 35 8.6 SE -6.1 63 1 0.0
4 AM 36 8.7 S -6.0 63 1 0.0
5 AM 37 10.0 S -5.6 59 1 0.0
6 AM 37 10.1 S -5.4 61 1 0.0
7 AM 35 9.7 SE -5.2 63 22 0.0
8 AM 36 11.3 S -4.4 60 56 0.0
9 AM 36 10.4 S -3.5 58 184 0.0
10 AM 34 9.5 S -1.6 53 425 0.0
11 AM 36 9.0 S 1.5 45 629 0.0
12 PM 37 6.6 S 4.2 40 573 0.0
1 PM 38 5.1 S 6.2 36 509 0.0
2 PM 39 4.6 SE 8.3 33 648 0.0
3 PM 40 4.7 SE 10.6 29 674 0.0
4 PM 41 4.4 SE 11.8 29 486 0.0
5 PM 42 4.9 E 11.7 30 251 0.0
6 PM 40 6.1 E 10.7 33 133 0.0
7 PM 39 7.6 E 9.3 37 66 0.0
8 PM 36 7.2 E 7.6 42 15 0.0
9 PM 29 8.1 E 5.7 48 1 0.0
10 PM 26 8.8 E 3.8 53 1 0.0
11 PM 21 6.9 E 2.1 57 1 0.0
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updated on 04/16/2014 12:40 AM  I   http://www2.nature.nps.gov/air/data/current/data_THRO-VC2.cfm   I  Email: Webmaster