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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 Saturday April 19, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 50 46
1 AM 52 45
2 AM 50 43
3 AM 44 41
4 AM 41 39
5 AM 42 38
6 AM 45 38
7 AM 44 37
8 AM 42 37
9 AM 39 37
10 AM 35 38
11 AM 31 39
12 PM 32 41
1 PM 38 42
2 PM 40 --
3 PM 43 --
4 PM 44 --
5 PM 44 --
6 PM 46 --
Weather and Ozone Data Saturday April 19, 2014
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 50 5.9 W 5.3 79 1 0.0
1 AM 52 6.0 W 6.5 66 1 0.0
2 AM 50 8.6 W 6.6 60 1 0.0
3 AM 44 7.1 W 5.3 64 1 0.0
4 AM 41 7.5 W 5.0 58 1 0.0
5 AM 42 7.0 W 5.3 48 1 0.0
6 AM 45 8.3 W 5.9 42 1 0.0
7 AM 44 8.4 W 5.7 42 60 0.0
8 AM 42 8.6 W 6.1 42 229 0.0
9 AM 39 9.7 W 6.4 48 407 0.0
10 AM 35 10.7 W 7.3 53 575 0.0
11 AM 31 8.4 W 8.2 54 633 0.0
12 PM 32 7.8 W 9.5 51 745 0.0
1 PM 38 7.5 W 10.4 47 787 0.0
2 PM 40 6.4 W 11.7 42 804 0.0
3 PM 43 6.1 W 12.8 38 677 0.0
4 PM 44 5.1 W 13.3 37 421 0.0
5 PM 44 4.9 W 14.3 33 493 0.0
6 PM 46 4.8 W 14.8 30 329 0.0
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updated on 04/19/2014 6:41 PM  I   http://www2.nature.nps.gov/air/data/current/data_THRO-VC.cfm   I  Email: Webmaster