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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 October 23, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 48 48
1 AM 48 48
2 AM 47 48
3 AM 48 48
4 AM 49 48
5 AM 49 48
6 AM 49 48
7 AM 49 48
8 AM 49 47
9 AM 47 47
10 AM 49 47
11 AM 49 46
12 PM 49 46
1 PM 47 46
2 PM 46 46
3 PM 45 46
4 PM 45 46
5 PM 46 46
6 PM 46 46
7 PM 48 46
8 PM 48 45
9 PM 47 45
10 PM 46 44
11 PM 46 44
Weather and Ozone Data Thursday October 23, 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 48 1.5 NW 14.6 36 0 0.0
1 AM 48 1.5 NW 14.0 38 0 0.0
2 AM 47 1.8 S 12.2 42 0 0.0
3 AM 48 1.2 S 13.1 40 0 0.0
4 AM 49 1.2 S 13.3 40 0 0.0
5 AM 49 2.0 SE 12.1 44 0 0.0
6 AM 49 1.4 SE 12.6 42 0 0.0
7 AM 49 0.5 S 13.3 41 3 0.0
8 AM 49 1.5 SE 13.0 43 107 0.0
9 AM 47 0.7 E 14.6 40 308 0.0
10 AM 49 1.3 NE 15.8 37 478 0.0
11 AM 49 2.0 NE 16.2 36 601 0.0
12 PM 49 1.5 NE 16.8 35 665 0.0
1 PM 47 1.5 N 17.9 31 618 0.0
2 PM 46 1.5 W 18.9 29 490 0.0
3 PM 45 2.6 SW 19.5 26 361 0.0
4 PM 45 1.9 SW 19.3 26 190 0.0
5 PM 46 1.0 SW 19.0 26 156 0.0
6 PM 46 0.5 E 18.5 28 38 0.0
7 PM 48 1.0 SE 18.0 28 0 0.0
8 PM 48 1.5 SE 17.5 29 0 0.0
9 PM 47 2.4 SE 15.6 32 0 0.0
10 PM 46 3.1 SE 14.5 35 0 0.0
11 PM 46 3.3 SE 14.0 38 0 0.0
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updated on 10/24/2014 1:40 PM  I   http://www2.nature.nps.gov/air/data/current/data_GRCA-AS2.cfm   I  Email: Webmaster