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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 Friday April 28, 2017 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 43 40
1 AM 44 39
2 AM 41 39
3 AM 39 40
4 AM 38 42
5 AM 38 44
6 AM 38 46
7 AM 39 48
8 AM 39 51
9 AM 44 53
10 AM 49 54
11 AM 53 55
12 PM 55 56
1 PM 56 56
2 PM 56 56
3 PM 57 55
4 PM 57 54
5 PM 56 52
6 PM 57 50
7 PM 56 48
8 PM 55 47
9 PM 55 46
10 PM 52 --
11 PM 44 --
Weather and Ozone Data Friday April 28, 2017
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 43 5.5 E 3.8 40 -- 0.0
1 AM 44 5.7 E 3.1 42 -- 0.0
2 AM 41 5.0 E 1.9 46 -- 0.0
3 AM 39 5.1 SE 1.0 51 -- 0.0
4 AM 38 5.4 E -0.1 56 -- 0.0
5 AM 38 5.7 SE -0.7 62 -- 0.0
6 AM 38 4.8 SE -1.1 70 4 0.0
7 AM 39 5.1 SE -0.1 74 98 0.0
8 AM 39 4.6 SE 2.3 67 266 0.0
9 AM 44 3.9 SE 5.2 58 441 0.0
10 AM 49 3.0 E 6.6 47 608 0.0
11 AM 53 2.9 E 7.7 39 742 0.0
12 PM 55 3.2 E 8.9 32 828 0.0
1 PM 56 3.1 E 9.9 32 841 0.0
2 PM 56 3.1 E 10.7 32 804 0.0
3 PM 57 2.0 E 11.2 31 746 0.0
4 PM 57 2.3 E 12.0 29 703 0.0
5 PM 56 2.4 E 12.2 30 534 0.0
6 PM 57 1.6 SE 12.3 29 350 0.0
7 PM 56 1.1 SE 11.3 30 155 0.0
8 PM 55 2.6 SE 8.6 38 39 0.0
9 PM 55 4.1 SE 6.2 39 0 0.0
10 PM 52 5.0 SE 5.4 39 -- 0.0
11 PM 44 4.4 S 4.3 43 -- 0.0
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updated on 04/29/2017 2:41 AM  I   http://www.nature.nps.gov/air/data/current/data_THRO-VC2.cfm   I  Email: Webmaster