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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 Monday August 31, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 38 32
1 AM 35 31
2 AM 38 30
3 AM 33 30
4 AM 32 31
5 AM 29 32
6 AM 29 33
7 AM 29 35
8 AM 28 37
9 AM 29 39
10 AM 36 40
11 AM 38 41
12 PM 40 42
1 PM 42 42
2 PM 42 41
3 PM 43 40
4 PM 42 39
5 PM 43 38
6 PM 43 37
7 PM 42 37
8 PM 41 35
9 PM 35 35
10 PM 35 35
11 PM 36 34
Weather and Ozone Data Monday August 31, 2015
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 3.2 N 20.9 52 -- 0.0
1 AM 35 3.9 NE 19.3 64 -- 0.0
2 AM 38 6.1 NW 18.8 69 -- 4.5
3 AM 33 3.1 N 16.0 94 -- 0.1
4 AM 32 3.5 NW 15.9 94 -- 0.0
5 AM 29 4.7 NW 15.2 93 -- 0.0
6 AM 29 4.7 NW 14.1 93 -- 0.0
7 AM 29 3.6 NW 13.4 91 15 0.0
8 AM 28 2.7 W 14.0 86 161 0.0
9 AM 29 3.7 W 15.5 77 335 0.0
10 AM 36 4.4 W 17.3 58 519 0.0
11 AM 38 5.2 W 18.7 43 667 0.0
12 PM 40 5.4 W 20.0 36 759 0.0
1 PM 42 6.1 W 21.2 31 804 0.0
2 PM 42 6.3 W 22.4 29 795 0.0
3 PM 43 6.3 W 23.4 27 735 0.0
4 PM 42 5.3 W 24.3 26 626 0.0
5 PM 43 5.4 W 24.8 27 471 0.0
6 PM 43 4.9 SW 24.8 29 289 0.0
7 PM 42 4.2 SW 23.7 31 130 0.0
8 PM 41 3.1 SW 21.2 37 12 0.0
9 PM 35 3.0 S 19.9 39 -- 0.0
10 PM 35 4.4 S 17.8 47 -- 0.0
11 PM 36 4.6 S 16.9 50 -- 0.0
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updated on 09/01/2015 9:40 AM  I   http://www.nature.nps.gov/air/data/current/data_THRO-VC2.cfm   I  Email: Webmaster