National Park Service Arrowhead
Explore Air

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 Wednesday October 1, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 12 17
1 AM 19 --
2 AM 22 --
3 AM 19 --
4 AM 18 --
5 AM 16 --
Weather and Ozone Data Wednesday October 1, 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 12 6.9 W 13.0 94 1 0.2
1 AM 19 7.1 W 12.9 94 1 0.1
2 AM 22 7.8 W 12.2 94 1 0.0
3 AM 19 8.6 W 11.7 90 1 0.0
4 AM 18 7.4 W 11.1 88 1 0.0
5 AM 16 7.3 W 11.0 88 1 0.0
U.S. Department of the Interior Accessibility Freedom of Information Act USA.gov Search
Privacy Policy Disclaimer NPS Home Contact Us
updated on 10/01/2014 5:40 AM  I   http://www.nature.nps.gov/air/data/current/data_THRO-VC.cfm   I  Email: Webmaster