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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 Wednesday April 16, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 28 30
1 AM 33 31
2 AM 32 31
3 AM 31 31
4 AM 32 31
5 AM 31 30
6 AM 30 30
7 AM 29 31
8 AM 31 31
9 AM 32 31
10 AM 32 30
11 AM 31 30
12 PM 31 30
1 PM 31 29
2 PM 31 29
3 PM 31 29
4 PM 30 28
5 PM 27 28
6 PM 29 27
7 PM 30 27
8 PM 28 25
9 PM 29 25
10 PM 28 25
11 PM 26 25
Weather and Ozone Data Wednesday April 16, 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 28 7.5 E -0.5 62 1 0.0
1 AM 33 7.2 E -3.0 69 1 0.0
2 AM 32 7.8 E -3.6 69 1 0.0
3 AM 31 7.5 E -4.0 73 1 0.0
4 AM 32 4.9 NE -4.5 76 1 0.0
5 AM 31 5.4 NE -5.0 79 1 0.0
6 AM 30 5.5 NE -5.7 84 1 0.0
7 AM 29 5.8 NE -6.0 87 41 0.0
8 AM 31 5.4 NE -5.2 83 145 0.0
9 AM 32 5.4 NE -4.5 81 107 0.0
10 AM 32 4.9 NE -4.3 80 125 0.0
11 AM 31 3.9 NE -4.1 80 119 0.0
12 PM 31 4.1 NE -4.0 82 118 0.0
1 PM 31 3.4 NE -3.7 79 149 0.0
2 PM 31 3.4 NE -3.3 78 183 0.0
3 PM 31 3.5 NE -2.7 75 224 0.0
4 PM 30 3.8 NE -2.7 74 146 0.0
5 PM 27 4.5 NE -3.0 76 96 0.0
6 PM 29 4.0 NE -3.3 78 54 0.0
7 PM 30 3.8 E -3.3 78 34 0.0
8 PM 28 3.5 E -3.3 76 5 0.0
9 PM 29 4.1 E -3.5 75 1 0.0
10 PM 28 4.5 E -3.6 77 1 0.0
11 PM 26 3.9 E -3.7 78 1 0.0
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updated on 04/17/2014 8:44 PM  I   http://nature.nps.gov/air/data/current/data_THRO-VC2.cfm   I  Email: Webmaster