National Park Service Arrowhead
Explore Air

Current Ozone and Weather Data in National Parks


Voyageurs National Park - Sullivan Bay, MN
EPA AQS Site Number: 27-137-0034


Yesterday's Data   Data Timelines   Ozone Health Advisory  


Ozone Wednesday July 23, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 18 15
1 AM 18 15
2 AM 16 15
3 AM 15 16
4 AM 14 17
5 AM 13 18
6 AM 14 20
7 AM 14 22
8 AM 17 23
9 AM 21 25
10 AM 23 25
11 AM 24 26
12 PM 25 --
1 PM 27 --
2 PM 27 --
3 PM 27 --
4 PM 27 --
Weather and Ozone Data Wednesday July 23, 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 18 2.1 NE 17.5 73 4 0.0
1 AM 18 1.9 NE 16.7 73 3 0.0
2 AM 16 1.7 NE 15.8 77 3 0.0
3 AM 15 1.5 NE 15.0 83 2 0.0
4 AM 14 1.3 N 14.6 87 3 0.0
5 AM 13 1.5 N 14.2 91 3 0.0
6 AM 14 1.5 N 13.8 92 10 0.0
7 AM 14 1.6 N 14.1 91 91 0.0
8 AM 17 1.9 NE 15.2 84 236 0.0
9 AM 21 1.5 NE 16.5 74 400 0.0
10 AM 23 1.6 N 17.6 65 553 0.0
11 AM 24 2.3 N 18.5 59 677 0.0
12 PM 25 2.0 N 18.6 55 521 0.0
1 PM 27 2.3 NE 19.5 48 799 0.0
2 PM 27 2.2 N 20.2 47 781 0.0
3 PM 27 1.5 N 19.9 49 472 0.0
4 PM 27 2.2 N 20.6 48 665 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 07/23/2014 3:40 PM  I   http://www.nature.nps.gov/air/data/current/data_VOYA-SB.cfm   I  Email: Webmaster