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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 Friday October 31, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 42 42
1 AM 43 42
2 AM 44 42
3 AM 44 42
4 AM 42 42
5 AM 41 42
6 AM 43 43
7 AM 43 43
8 AM 43 43
9 AM 42 43
10 AM 42 44
11 AM 43 44
12 PM 45 44
1 PM 44 44
2 PM 44 44
3 PM 44 44
4 PM 45 44
5 PM 46 --
6 PM 44 --
7 PM 43 --
8 PM 43 --
9 PM 46 --
Weather and Ozone Data Friday October 31, 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 42 2.9 SE 12.7 30 0 0.0
1 AM 43 2.4 SE 12.6 33 0 0.0
2 AM 44 2.9 SE 12.1 34 0 0.0
3 AM 44 3.3 S 12.0 28 0 0.0
4 AM 42 3.5 S 12.0 25 0 0.0
5 AM 41 2.9 S 11.9 27 0 0.0
6 AM 43 2.7 S 12.1 28 0 0.0
7 AM 43 3.2 S 11.8 31 1 0.0
8 AM 43 3.2 S 12.3 33 39 0.0
9 AM 42 3.1 S 14.5 33 205 0.0
10 AM 42 3.1 S 16.8 32 383 0.0
11 AM 43 3.8 S 17.8 31 499 0.0
12 PM 45 5.1 S 19.3 30 644 0.0
1 PM 44 4.9 SW 20.0 28 627 0.0
2 PM 44 5.2 SW 19.8 27 484 0.0
3 PM 44 5.1 S 20.0 26 474 0.0
4 PM 45 4.8 SW 19.5 28 284 0.0
5 PM 46 4.4 S 18.8 29 141 0.0
6 PM 44 3.7 S 17.0 30 10 0.0
7 PM 43 3.4 S 14.9 33 0 0.0
8 PM 43 4.0 S 13.8 38 0 0.0
9 PM 46 4.9 S 13.9 40 0 0.0
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updated on 10/31/2014 11:40 PM  I   http://nature.nps.gov/air/data/current/data_GRCA-AS.cfm   I  Email: Webmaster