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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 27, 2016 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 50 49
1 AM 46 50
2 AM 47 50
3 AM 50 51
4 AM 50 52
5 AM 49 52
6 AM 54 52
7 AM 53 52
8 AM 52 52
9 AM 52 52
10 AM 53 53
11 AM 53 52
12 PM 51 52
1 PM 51 53
2 PM 54 52
3 PM 55 51
4 PM 54 50
5 PM 53 49
6 PM 52 48
7 PM 53 48
8 PM 53 48
9 PM 46 47
10 PM 47 48
11 PM 45 48
Weather and Ozone Data Wednesday July 27, 2016
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 2.5 S 23.0 31 0 0.0
1 AM 46 3.3 SE 21.3 37 0 0.0
2 AM 47 2.7 SE 22.0 38 0 0.0
3 AM 50 2.2 SE 22.1 39 0 0.0
4 AM 50 2.8 S 21.7 40 0 0.0
5 AM 49 2.5 S 21.6 40 0 0.0
6 AM 54 1.7 W 23.2 31 6 0.0
7 AM 53 1.4 W 23.8 30 121 0.0
8 AM 52 0.9 W 25.2 30 313 0.0
9 AM 52 1.6 NW 26.6 26 514 0.0
10 AM 53 1.6 N 27.8 24 694 0.0
11 AM 53 1.9 N 28.2 23 837 0.0
12 PM 51 2.0 NE 29.0 22 933 0.0
1 PM 51 2.3 N 30.2 19 977 0.0
2 PM 54 2.7 N 31.3 15 951 0.0
3 PM 55 2.5 NW 31.8 13 876 0.0
4 PM 54 2.6 NW 32.2 13 741 0.0
5 PM 53 2.3 NW 32.0 15 535 0.0
6 PM 52 2.0 N 31.3 15 332 0.0
7 PM 53 1.1 NE 31.3 14 149 0.0
8 PM 53 1.4 S 29.9 15 13 0.0
9 PM 46 3.4 SW 25.4 28 0 0.0
10 PM 47 3.0 S 24.3 32 0 0.0
11 PM 45 3.4 SE 22.9 34 0 0.0
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updated on 07/28/2016 5:40 AM  I   http://www.nature.nps.gov/air/data/current/data_GRCA-AS2.cfm   I  Email: Webmaster