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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 Tuesday July 25, 2017 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 23 21
1 AM 18 21
2 AM 16 22
3 AM 18 23
4 AM 23 24
5 AM 23 25
6 AM 24 --
7 AM 24 --
8 AM 25 --
9 AM 26 --
10 AM 28 --
Weather and Ozone Data Tuesday July 25, 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 23 2.5 S 16.4 79 1 0.0
1 AM 18 2.6 S 15.8 84 1 0.0
2 AM 16 2.7 S 15.4 87 1 0.0
3 AM 18 3.0 S 15.4 86 1 0.0
4 AM 23 2.5 S 15.6 87 1 0.0
5 AM 23 2.0 S 15.1 92 1 0.0
6 AM 24 2.4 S 14.8 94 7 0.0
7 AM 24 2.8 S 15.8 93 63 0.0
8 AM 25 3.0 S 19.7 86 216 0.0
9 AM 26 3.0 S 20.7 84 252 0.0
10 AM 28 2.9 S 24.0 78 435 0.0
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updated on 07/25/2017 9:43 AM  I   http://www.nature.nps.gov/air/data/current/data_VOYA-SB.cfm   I  Email: Webmaster