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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


Today's Data   Data Timelines   Ozone Health Advisory  
Ozone Friday May 24, 2013 
Hour Ending
(Local Time)		 1-Hour Average
(parts per billion)		 8-Hour Average
(parts per billion)
12 AM 53 57
1 AM 53 58
2 AM 54 59
3 AM 57 60
4 AM 59 61
5 AM 60 61
6 AM 60 62
7 AM 60 62
8 AM 61 63
9 AM 64 63
10 AM 63 62
11 AM 64 63
12 PM 63 63
1 PM 63 63
2 PM 63 64
3 PM 63 63
4 PM 61 63
5 PM 61 62
6 PM 66 61
7 PM 67 60
8 PM 67 59
9 PM 64 58
10 PM 61 57
11 PM 58 56
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Weather and Ozone Data Friday May 24, 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 53 2.8 S 12.0 26 0 0.0
1 AM 53 1.9 S 10.9 25 0 0.0
2 AM 54 1.8 SE 10.8 21 0 0.0
3 AM 57 1.6 SE 11.3 16 0 0.0
4 AM 59 2.8 SE 10.6 16 0 0.0
5 AM 60 3.0 SE 9.7 17 0 0.0
6 AM 60 3.2 SE 9.1 19 20 0.0
7 AM 60 2.6 SE 10.7 20 139 0.0
8 AM 61 2.2 SE 13.8 17 383 0.0
9 AM 64 2.6 S 15.8 17 594 0.0
10 AM 63 3.5 S 17.1 15 761 0.0
11 AM 64 3.5 S 18.4 15 895 0.0
12 PM 63 4.7 S 19.5 14 829 0.0
1 PM 63 4.9 S 20.2 12 874 0.0
2 PM 63 4.4 S 21.2 13 929 0.0
3 PM 63 5.9 S 22.5 9 895 0.0
4 PM 61 5.8 S 22.6 9 761 0.0
5 PM 61 6.0 S 22.5 8 589 0.0
6 PM 66 5.9 S 21.9 7 393 0.0
7 PM 67 5.6 S 20.5 9 183 0.0
8 PM 67 5.1 S 18.4 12 14 0.0
9 PM 64 5.0 S 16.7 14 0 0.0
10 PM 61 4.9 S 15.6 17 -- 0.0
11 PM 58 4.7 S 14.0 20 -- 0.0
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updated on 05/25/2013 8:40 AM  I   http://nature.nps.gov/air/data/current/data_GRCA-AS2.cfm   I  Email: Webmaster