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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 Wednesday September 28, 2016 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 21 16
1 AM 22 15
2 AM 19 14
3 AM 19 14
4 AM 18 14
5 AM 15 14
6 AM 11 15
7 AM 9 18
8 AM 11 21
9 AM 13 25
10 AM 16 28
11 AM 19 30
12 PM 22 31
1 PM 26 32
2 PM 32 32
3 PM 36 32
4 PM 37 30
5 PM 37 29
6 PM 37 28
7 PM 25 26
8 PM 31 26
9 PM 26 25
10 PM 27 25
11 PM 27 --
Weather and Ozone Data Wednesday September 28, 2016
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 21 3.4 S 16.0 58 0 0.0
1 AM 22 2.5 S 15.1 60 0 0.0
2 AM 19 3.0 S 13.0 69 0 0.0
3 AM 19 2.5 S 12.5 71 0 0.0
4 AM 18 1.9 SW 12.3 72 0 0.0
5 AM 15 1.4 NW 11.8 75 0 0.0
6 AM 11 2.2 NW 10.6 83 0 0.0
7 AM 9 3.7 NW 9.8 88 2 0.0
8 AM 11 3.8 NW 10.1 89 72 0.0
9 AM 13 3.2 NW 11.3 85 230 0.0
10 AM 16 3.1 N 12.9 79 382 0.0
11 AM 19 1.9 NW 15.0 72 505 0.0
12 PM 22 1.4 NW 17.2 64 590 0.0
1 PM 26 1.5 NE 19.6 57 629 0.0
2 PM 32 2.2 E 22.0 53 618 0.0
3 PM 36 3.8 SE 23.9 48 558 0.0
4 PM 37 4.2 SE 25.0 42 454 0.0
5 PM 37 5.0 SE 24.6 41 314 0.0
6 PM 37 5.9 SE 23.0 44 151 0.0
7 PM 25 6.5 SE 19.7 52 22 0.0
8 PM 31 8.1 SE 17.3 54 0 0.0
9 PM 26 8.2 SE 15.1 57 0 0.0
10 PM 27 9.1 SE 13.2 52 0 0.0
11 PM 27 8.9 SE 12.1 52 0 0.0
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updated on 09/29/2016 3:42 AM  I   http://nature.nps.gov/air/data/current/data_THRO-VC2.cfm   I  Email: Webmaster