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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 Monday July 25, 2016 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 36 33
1 AM 35 33
2 AM 33 33
3 AM 35 34
4 AM 34 35
5 AM 33 36
6 AM 30 38
7 AM 32 40
8 AM 34 42
9 AM 37 43
10 AM 39 45
11 AM 41 46
12 PM 46 47
1 PM 45 47
2 PM 48 47
3 PM 48 47
4 PM 47 47
5 PM 48 47
6 PM 48 --
7 PM 47 --
8 PM 48 --
9 PM 48 --
10 PM 45 --
Weather and Ozone Data Monday July 25, 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 36 7.5 S 20.9 48 0 0.0
1 AM 35 7.3 S 20.1 50 0 0.0
2 AM 33 5.4 S 18.9 53 0 0.0
3 AM 35 5.5 S 18.6 53 0 0.0
4 AM 34 6.4 S 17.6 56 0 0.0
5 AM 33 7.3 S 16.2 61 0 0.0
6 AM 30 7.3 S 15.8 64 11 0.0
7 AM 32 5.9 S 17.6 61 121 0.0
8 AM 34 4.3 S 21.2 45 285 0.0
9 AM 37 3.5 SW 24.7 16 450 0.0
10 AM 39 2.6 W 26.1 5 608 0.0
11 AM 41 2.3 NW 28.3 1 732 0.0
12 PM 46 2.3 N 30.5 6 820 0.0
1 PM 45 3.1 NW 31.6 8 860 0.0
2 PM 48 2.8 N 32.4 7 857 0.0
3 PM 48 2.4 NW 33.8 10 811 0.0
4 PM 47 3.2 NW 33.8 12 720 0.0
5 PM 48 3.5 N 33.8 11 587 0.0
6 PM 48 2.9 N 33.4 9 423 0.0
7 PM 47 4.6 N 32.4 4 264 0.0
8 PM 48 5.0 N 31.0 -- 109 0.0
9 PM 48 5.5 NE 28.1 3 10 0.0
10 PM 45 6.0 NE 25.5 12 0 0.0
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updated on 07/25/2016 11:42 PM  I   http://www.nature.nps.gov/air/data/current/data_THRO-VC.cfm   I  Email: Webmaster