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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


Yesterday's Data   Data Timelines   Ozone Health Advisory  


Ozone Friday May 24, 2013 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 41 38
1 AM 42 37
2 AM 41 35
3 AM 39 34
4 AM 38 33
5 AM 35 33
6 AM 35 32
7 AM 34 31
8 AM 32 32
9 AM 31 34
10 AM 33 36
11 AM 33 38
12 PM 31 40
1 PM 31 42
2 PM 30 44
3 PM 36 46
4 PM 47 --
5 PM 48 --
6 PM 50 --
7 PM 49 --
8 PM 49 --
Weather and Ozone Data Friday May 24, 2013
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 41 13.6 SE 12.3 65 1 0.0
1 AM 42 12.9 SE 11.6 69 1 0.0
2 AM 41 12.9 SE 10.9 71 1 0.0
3 AM 39 13.1 SE 10.4 72 1 0.0
4 AM 38 12.0 SE 10.0 73 1 0.0
5 AM 35 10.8 SE 9.4 75 1 0.0
6 AM 35 10.9 SE 9.2 75 18 0.0
7 AM 34 10.9 SE 9.5 73 138 0.0
8 AM 32 10.3 SE 10.8 70 298 0.0
9 AM 31 10.2 SE 12.3 71 243 0.0
10 AM 33 11.1 SE 13.9 69 374 0.0
11 AM 33 9.3 SE 15.7 65 521 0.0
12 PM 31 5.7 S 15.9 70 103 0.0
1 PM 31 4.3 SW 15.6 76 115 0.1
2 PM 30 3.5 NW 13.2 90 263 0.1
3 PM 36 3.4 NW 16.0 64 562 0.0
4 PM 47 4.1 NW 17.2 48 688 0.0
5 PM 48 2.9 NW 18.3 45 591 0.0
6 PM 50 2.5 N 18.8 44 438 0.0
7 PM 49 3.0 NE 18.5 46 275 0.0
8 PM 49 2.5 NE 18.0 49 117 0.0
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updated on 05/24/2013 8:41 PM  I   http://nature.nps.gov/air/data/current/data_THRO-VC.cfm   I  Email: Webmaster