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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 Thursday July 30, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 30 26
1 AM 30 26
2 AM 29 26
3 AM 27 26
4 AM 24 27
5 AM 26 28
6 AM 25 30
7 AM 22 32
8 AM 27 34
9 AM 29 36
10 AM 31 38
11 AM 33 39
12 PM 35 41
1 PM 38 41
2 PM 41 42
3 PM 43 42
4 PM 44 42
5 PM 43 41
6 PM 42 41
7 PM 42 40
8 PM 42 --
9 PM 40 --
10 PM 41 --
11 PM 42 --
Weather and Ozone Data Thursday July 30, 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 30 2.8 S 17.2 49 -- 0.0
1 AM 30 3.7 S 16.5 51 -- 0.0
2 AM 29 4.3 S 14.8 58 -- 0.0
3 AM 27 4.7 S 13.6 62 -- 0.0
4 AM 24 5.6 SW 12.9 65 -- 0.0
5 AM 26 5.6 S 11.3 72 -- 0.0
6 AM 25 4.7 S 11.7 70 7 0.0
7 AM 22 1.8 W 13.7 64 104 0.0
8 AM 27 1.6 W 17.8 49 271 0.0
9 AM 29 2.6 W 20.5 40 434 0.0
10 AM 31 3.6 W 22.8 35 590 0.0
11 AM 33 3.8 NW 24.8 32 714 0.0
12 PM 35 3.8 NW 26.0 29 804 0.0
1 PM 38 3.9 NW 26.9 28 848 0.0
2 PM 41 4.4 NW 27.9 24 846 0.0
3 PM 43 5.2 NW 27.9 23 761 0.0
4 PM 44 4.6 NW 28.2 22 646 0.0
5 PM 43 4.9 NW 28.1 22 540 0.0
6 PM 42 4.3 NW 28.2 23 404 0.0
7 PM 42 3.5 NW 27.4 24 243 0.0
8 PM 42 2.6 NW 26.2 26 100 0.0
9 PM 40 2.1 N 24.1 30 6 0.0
10 PM 41 2.0 NE 22.5 34 -- 0.0
11 PM 42 2.4 E 20.9 40 -- 0.0
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updated on 07/31/2015 12:47 AM  I   http://www2.nature.nps.gov/air/data/current/data_THRO-VC2.cfm   I  Email: Webmaster