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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 Saturday September 20, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 25 21
1 AM 25 21
2 AM 23 21
3 AM 21 22
4 AM 19 24
5 AM 19 27
6 AM 19 29
7 AM 22 32
8 AM 22 34
9 AM 25 36
10 AM 32 37
11 AM 38 38
12 PM 41 37
1 PM 40 36
2 PM 40 35
3 PM 38 34
4 PM 36 33
5 PM 36 33
6 PM 36 32
7 PM 35 30
8 PM 33 28
9 PM 33 26
10 PM 32 25
11 PM 30 24
Weather and Ozone Data Saturday September 20, 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 25 2.9 S 15.4 62 1 0.0
1 AM 25 3.2 SW 15.2 63 1 0.0
2 AM 23 2.9 SW 13.5 69 1 0.0
3 AM 21 3.5 S 12.7 73 1 0.0
4 AM 19 4.6 S 12.0 76 1 0.0
5 AM 19 4.2 SW 12.0 77 1 0.0
6 AM 19 4.4 SW 11.8 77 1 0.0
7 AM 22 5.0 W 13.2 70 6 0.0
8 AM 22 4.6 W 13.8 66 99 0.0
9 AM 25 7.3 NW 15.3 60 246 0.0
10 AM 32 6.3 NW 15.7 62 405 0.0
11 AM 38 5.3 NW 18.0 49 534 0.0
12 PM 41 7.7 NW 19.1 38 598 0.0
1 PM 40 8.0 NW 19.6 34 664 0.0
2 PM 40 7.4 NW 20.4 31 657 0.0
3 PM 38 8.1 NW 20.7 30 606 0.0
4 PM 36 8.0 NW 20.5 29 452 0.0
5 PM 36 7.3 NW 20.6 29 381 0.0
6 PM 36 7.2 NW 20.2 28 213 0.0
7 PM 35 4.5 NW 18.5 29 49 0.0
8 PM 33 3.6 NW 16.6 33 1 0.0
9 PM 33 3.4 NW 15.5 35 1 0.0
10 PM 32 3.6 NW 14.7 38 1 0.0
11 PM 30 2.7 NW 13.3 42 1 0.0
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updated on 09/21/2014 11:41 PM  I   http://www.nature.nps.gov/air/data/current/data_THRO-VC2.cfm   I  Email: Webmaster