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Current Ozone and Weather Data in National Parks


Grand Canyon National Park - The Abyss, AZ
EPA AQS Site Number: 04-005-8001


Yesterday's Data   Data Timelines   Ozone Health Advisory  


Ozone Saturday May 25, 2013 
Hour Ending
(Local Time)		 1-Hour Average
(parts per billion)		 8-Hour Average
(parts per billion)
12 AM 56 56
1 AM 56 56
2 AM 56 57
3 AM 57 57
4 AM 56 58
5 AM 56 --
6 AM 56 --
7 AM 58 --
8 AM 59 --
9 AM 63 --
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Weather and Ozone Data Saturday May 25, 2013
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 56 4.7 S 13.1 21 -- 0.0
1 AM 56 4.9 S 12.6 22 -- 0.0
2 AM 56 4.8 S 12.1 23 -- 0.0
3 AM 57 4.4 S 11.3 25 -- 0.0
4 AM 56 4.3 S 10.6 30 -- 0.0
5 AM 56 4.3 SE 10.2 33 0 0.0
6 AM 56 3.8 SE 9.9 35 12 0.0
7 AM 58 3.6 S 12.0 26 199 0.0
8 AM 59 4.1 S 14.8 20 404 0.0
9 AM 63 4.7 S 16.4 14 594 0.0
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updated on 05/25/2013 11:40 AM  I   http://nature.nps.gov/air/data/current/data_GRCA-AS.cfm   I  Email: Webmaster