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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 Sunday September 14, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 40 40
1 AM 42 40
2 AM 42 39
3 AM 41 39
4 AM 39 39
5 AM 39 40
6 AM 40 40
7 AM 40 41
8 AM 38 42
9 AM 39 43
10 AM 41 45
11 AM 43 46
12 PM 43 46
1 PM 42 47
2 PM 46 47
3 PM 48 47
4 PM 49 47
5 PM 49 47
6 PM 49 46
7 PM 49 46
8 PM 48 45
9 PM 43 45
10 PM 44 44
11 PM 46 43
Weather and Ozone Data Sunday September 14, 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 40 2.9 S 17.5 48 0 0.0
1 AM 42 2.7 SW 17.3 49 0 0.0
2 AM 42 2.8 S 17.1 49 0 0.0
3 AM 41 2.7 S 16.1 53 0 0.0
4 AM 39 3.5 S 14.9 58 0 0.0
5 AM 39 3.1 S 15.4 62 0 0.0
6 AM 40 2.4 S 16.4 66 0 0.0
7 AM 40 1.8 S 16.7 66 41 0.0
8 AM 38 1.5 SW 17.7 63 152 0.0
9 AM 39 1.2 SW 19.1 56 391 0.0
10 AM 41 1.6 NE 19.9 52 620 0.0
11 AM 43 1.7 NE 20.5 46 646 0.0
12 PM 43 1.6 NE 21.9 39 853 0.0
1 PM 42 1.6 N 23.0 37 753 --
2 PM 46 1.3 N 23.7 31 535 0.0
3 PM 48 1.2 N 23.7 28 202 0.0
4 PM 49 1.4 N 24.9 24 586 0.0
5 PM 49 1.5 NE 24.9 24 336 0.0
6 PM 49 1.2 E 24.3 26 75 0.0
7 PM 49 1.7 SE 23.0 28 5 0.0
8 PM 48 1.7 SE 22.4 30 0 0.0
9 PM 43 3.1 S 20.2 38 0 0.0
10 PM 44 3.0 S 20.0 44 0 0.0
11 PM 46 2.1 S 20.6 42 0 0.0
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updated on 09/15/2014 9:41 PM  I   http://www2.nature.nps.gov/air/data/current/data_GRCA-AS2.cfm   I  Email: Webmaster