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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 Friday July 21, 2017 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 33 34
1 AM 30 34
2 AM 33 35
3 AM 33 36
4 AM 36 --
5 AM 35 --
6 AM 38 --
7 AM 37 --
8 AM 37 --
Weather and Ozone Data Friday July 21, 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 33 8.3 N 19.8 79 0 0.0
1 AM 30 7.1 N 19.8 78 0 0.0
2 AM 33 7.5 NE 20.7 73 0 0.0
3 AM 33 6.9 NE 20.5 72 0 0.0
4 AM 36 8.8 NE 20.6 73 0 0.0
5 AM 35 9.1 NE 19.9 78 0 0.0
6 AM 38 6.3 NE 20.1 78 11 0.0
7 AM 37 6.1 NE 20.4 80 95 0.0
8 AM 37 5.1 NE 22.2 73 266 0.0
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updated on 07/21/2017 8:41 AM  I   http://nature.nps.gov/air/data/current/data_THRO-VC.cfm   I  Email: Webmaster