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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 Tuesday October 17, 2017 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 28 28
1 AM 29 29
2 AM 30 29
3 AM 27 30
4 AM 27 31
5 AM 28 32
6 AM 30 34
7 AM 31 35
8 AM 33 36
9 AM 33 37
10 AM 33 38
11 AM 35 39
12 PM 38 40
1 PM 39 40
2 PM 40 40
3 PM 41 39
4 PM 42 39
5 PM 42 38
6 PM 41 38
7 PM 39 37
8 PM 38 36
9 PM 38 37
10 PM 37 37
11 PM 38 37
Weather and Ozone Data Tuesday October 17, 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 28 5.8 S 7.5 52 -- 0.0
1 AM 29 7.1 S 6.5 57 -- 0.0
2 AM 30 7.7 S 6.3 57 -- 0.0
3 AM 27 7.3 S 6.1 57 -- 0.0
4 AM 27 7.0 SW 5.6 58 -- 0.0
5 AM 28 7.5 SW 5.6 57 -- 0.0
6 AM 30 7.5 SW 6.9 51 -- 0.0
7 AM 31 7.7 SW 8.2 45 -- 0.0
8 AM 33 9.3 SW 9.7 40 28 0.0
9 AM 33 8.9 SW 11.3 36 172 0.0
10 AM 33 8.4 SW 13.5 33 323 0.0
11 AM 35 7.5 SW 16.9 28 448 0.0
12 PM 38 6.6 SW 19.9 23 536 0.0
1 PM 39 6.9 SW 21.5 21 582 0.0
2 PM 40 7.1 SW 22.2 19 512 0.0
3 PM 41 8.0 SW 22.8 18 454 0.0
4 PM 42 9.9 SW 23.0 16 383 0.0
5 PM 42 8.4 SW 22.4 17 203 0.0
6 PM 41 6.1 SW 19.8 21 36 0.0
7 PM 39 5.6 SW 17.6 23 0 0.0
8 PM 38 6.3 S 16.7 24 0 0.0
9 PM 38 7.3 S 17.1 23 -- 0.0
10 PM 37 7.2 S 16.2 23 -- 0.0
11 PM 38 8.3 SW 17.3 22 -- 0.0
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updated on 10/18/2017 7:43 AM  I   http://www.nature.nps.gov/air/data/current/data_THRO-VC2.cfm   I  Email: Webmaster