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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 Thursday November 1, 2012 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 46 49
1 AM 47 50
2 AM 50 50
3 AM 52 50
4 AM 51 50
5 AM 52 49
6 AM 51 48
7 AM 50 47
8 AM 49 45
9 AM 50 44
10 AM 50 43
11 AM 51 41
12 PM 42 39
1 PM 45 38
2 PM 43 37
3 PM 37 36
4 PM 40 35
5 PM 39 35
6 PM 37 34
7 PM 35 35
8 PM 34 36
9 PM 33 37
10 PM 34 38
11 PM 34 39
Weather and Ozone Data Thursday November 1, 2012
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 46 3.6 SE 10.0 30 0 0.0
1 AM 47 3.1 SE 9.7 29 -- 0.0
2 AM 50 2.8 SE 10.4 28 -- 0.0
3 AM 52 2.8 SE 10.3 28 -- 0.0
4 AM 51 2.1 SE 10.7 27 -- 0.0
5 AM 52 1.8 SE 11.3 27 -- 0.0
6 AM 51 1.7 S 11.7 27 -- 0.0
7 AM 50 2.2 SE 9.7 29 2 0.0
8 AM 49 2.7 S 9.6 30 77 0.0
9 AM 50 2.6 S 11.9 29 244 0.0
10 AM 50 3.1 S 14.0 26 363 0.0
11 AM 51 3.9 SW 14.6 24 489 0.0
12 PM 42 4.4 SW 15.5 20 614 0.0
1 PM 45 3.8 SW 16.1 20 560 0.0
2 PM 43 3.8 SW 16.9 19 568 0.0
3 PM 37 4.1 SW 17.0 17 375 0.0
4 PM 40 3.7 SW 16.3 19 181 0.0
5 PM 39 2.6 SW 15.7 20 92 0.0
6 PM 37 1.7 W 14.1 22 5 0.0
7 PM 35 1.8 W 12.9 22 0 0.0
8 PM 34 2.2 SW 12.1 22 -- 0.0
9 PM 33 1.4 SW 11.9 21 -- 0.0
10 PM 34 1.5 SW 11.4 22 -- 0.0
11 PM 34 2.2 SW 10.4 24 -- 0.0
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updated on 11/02/2012 12:06 PM  I   http://nature.nps.gov/air/data/current/data_GRCA2.cfm   I  Email: Webmaster