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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 Wednesday July 1, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 50 40
1 AM 51 39
2 AM 43 38
3 AM 40 38
4 AM 43 39
5 AM 35 40
6 AM 30 41
7 AM 34 44
8 AM 39 46
9 AM 43 47
10 AM 45 48
11 AM 47 49
12 PM 47 50
1 PM 48 50
2 PM 49 51
3 PM 51 50
4 PM 51 49
5 PM 49 48
6 PM 53 --
7 PM 53 --
8 PM -- --
9 PM -- --
10 PM 44 --
11 PM 46 --
Weather and Ozone Data Wednesday July 1, 2015
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 50 1.9 NW 26.7 31 0 0.0
1 AM 51 1.7 NW 26.3 31 0 0.0
2 AM 43 2.8 S 21.8 48 0 0.0
3 AM 40 3.3 SE 19.2 61 0 0.0
4 AM 43 1.6 SE 20.4 56 0 0.0
5 AM 35 4.5 S 18.8 64 0 0.0
6 AM 30 5.1 S 16.9 76 12 0.0
7 AM 34 4.0 S 18.0 72 166 0.0
8 AM 39 3.3 SW 19.8 65 374 0.0
9 AM 43 2.2 SW 21.9 56 566 0.0
10 AM 45 2.4 W 23.8 48 732 0.0
11 AM 47 1.8 N 25.1 42 858 0.0
12 PM 47 1.9 NE 26.6 37 935 0.0
1 PM 48 1.7 NE 28.2 32 960 0.0
2 PM 49 1.8 NE 29.6 27 942 0.0
3 PM 51 1.9 NW 29.9 25 411 0.0
4 PM 51 1.6 S 29.0 27 108 0.0
5 PM 49 4.2 SW 27.0 35 169 0.0
6 PM 53 4.7 SW 26.7 37 210 0.0
7 PM 53 5.0 SW 26.0 40 117 0.0
8 PM -- -- -- -- -- -- --
9 PM -- -- -- -- -- -- --
10 PM 44 3.1 S 17.6 84 -- 0.0
11 PM 46 2.7 S 19.7 68 -- 0.0
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updated on 07/02/2015 1:54 AM  I   http://nature.nps.gov/air/data/current/data_GRCA-AS2.cfm   I  Email: Webmaster