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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 February 26, 2015 
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 41 41
3 AM 43 41
4 AM 43 40
5 AM 42 40
6 AM 42 40
7 AM 42 39
8 AM 41 39
9 AM 39 40
10 AM 38 40
11 AM 39 41
12 PM 39 42
1 PM 40 43
2 PM 40 44
3 PM 42 44
4 PM 44 45
5 PM 43 45
6 PM 44 45
7 PM 45 45
8 PM 48 45
9 PM 47 45
10 PM 46 45
11 PM 45 --
Weather and Ozone Data Thursday February 26, 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 42 0.9 E 4.7 46 0 0.0
1 AM 43 1.5 NW 4.7 44 0 0.0
2 AM 41 1.2 SW 3.8 49 0 0.0
3 AM 43 1.1 SW 3.8 49 0 0.0
4 AM 43 1.3 S 3.8 48 0 0.0
5 AM 42 1.8 S 2.8 52 0 0.0
6 AM 42 2.4 S 2.5 53 0 0.0
7 AM 42 1.7 SE 2.4 53 0 0.0
8 AM 41 1.9 S 2.5 52 12 0.0
9 AM 39 2.1 SW 2.9 53 87 0.0
10 AM 38 3.0 S 3.9 51 189 0.0
11 AM 39 2.8 S 4.6 48 229 0.0
12 PM 39 2.3 S 5.0 44 208 0.0
1 PM 40 2.7 SW 5.3 44 208 0.0
2 PM 40 1.8 NW 4.8 48 211 0.0
3 PM 42 2.7 W 5.7 44 285 0.0
4 PM 44 3.2 NW 6.1 39 247 0.0
5 PM 43 2.7 NW 5.9 43 279 0.0
6 PM 44 3.3 NW 5.2 44 95 0.0
7 PM 45 3.0 NW 4.5 44 4 0.0
8 PM 48 3.1 NW 4.5 37 0 0.0
9 PM 47 1.8 NW 4.2 39 0 0.0
10 PM 46 1.6 W 3.8 42 0 0.0
11 PM 45 1.5 S 3.1 44 0 0.0
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updated on 02/27/2015 3:48 AM  I   http://nature.nps.gov/air/data/current/data_GRCA-AS2.cfm   I  Email: Webmaster