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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 Tuesday August 23, 2016 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 45 40
1 AM 44 39
2 AM 35 40
3 AM 40 41
4 AM 38 41
5 AM 44 43
6 AM 41 45
7 AM 38 47
8 AM 38 49
9 AM 49 51
10 AM -- 52
11 AM -- 51
12 PM 53 50
1 PM 53 49
2 PM 52 49
3 PM 52 48
4 PM 51 48
5 PM 51 47
6 PM 50 47
7 PM 44 46
8 PM 44 47
9 PM 48 47
10 PM 51 47
11 PM 45 46
Weather and Ozone Data Tuesday August 23, 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 45 2.5 SE 13.5 69 0 0.0
1 AM 44 2.9 S 13.7 68 0 0.0
2 AM 35 3.4 SW 12.4 80 0 0.1
3 AM 40 2.9 SW 12.7 80 0 0.0
4 AM 38 2.2 S 11.2 87 0 0.0
5 AM 44 1.1 SE 12.4 79 0 0.0
6 AM 41 1.4 SE 12.3 78 0 0.0
7 AM 38 2.5 SW 11.9 81 14 0.0
8 AM 38 3.6 S 11.4 84 99 0.0
9 AM 49 2.4 SW 13.8 67 363 0.0
10 AM -- 1.4 SW 15.4 59 555 0.0
11 AM -- 2.2 SW 16.6 53 789 0.0
12 PM 53 2.3 SW 16.6 53 685 0.0
1 PM 53 2.1 SW 18.4 46 876 0.0
2 PM 52 1.7 N 19.1 45 758 0.0
3 PM 52 2.1 N 19.3 44 515 0.0
4 PM 51 1.8 E 19.5 44 433 0.0
5 PM 51 1.6 NW 19.7 42 208 0.0
6 PM 50 2.8 N 18.1 52 145 0.8
7 PM 44 1.8 S 14.3 76 0 0.4
8 PM 44 1.4 S 14.8 69 -- 0.0
9 PM 48 1.5 SE 15.5 61 -- 0.0
10 PM 51 0.8 SW 16.5 50 0 0.0
11 PM 45 2.2 NW 15.2 62 0 0.0
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updated on 08/24/2016 5:42 AM  I   http://www.nature.nps.gov/air/data/current/data_GRCA-AS2.cfm   I  Email: Webmaster