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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 March 1, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 40 40
1 AM 41 41
2 AM 43 41
3 AM 44 41
4 AM 41 41
5 AM 38 42
6 AM 37 42
7 AM 43 43
8 AM 42 43
9 AM 43 42
10 AM 45 42
11 AM 45 42
12 PM 44 41
1 PM 43 41
2 PM 42 40
3 PM 40 39
4 PM 39 39
5 PM 41 38
6 PM 42 37
7 PM 42 36
8 PM 40 36
9 PM 38 35
10 PM 36 35
11 PM 35 35
Weather and Ozone Data Sunday March 1, 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 40 2.3 SW 0.7 81 0 0.0
1 AM 41 1.1 SW 0.9 81 0 0.0
2 AM 43 0.5 S 1.2 79 0 0.0
3 AM 44 1.0 S 1.2 80 0 0.0
4 AM 41 1.0 S 1.1 83 0 0.0
5 AM 38 1.6 S 1.1 85 0 0.0
6 AM 37 3.0 S 0.8 92 0 0.0
7 AM 43 4.6 S 0.0 95 0 0.0
8 AM 42 3.7 SW -0.2 95 2 0.0
9 AM 43 2.9 SW -0.3 95 11 0.0
10 AM 45 2.5 SW -0.2 95 14 0.0
11 AM 45 1.6 SW -0.1 95 26 0.0
12 PM 44 1.6 S 0.0 95 27 1.1
1 PM 43 1.1 SE 0.1 95 31 2.2
2 PM 42 1.1 E 0.0 95 28 2.0
3 PM 40 0.8 NE -0.2 95 16 1.2
4 PM 39 1.6 E 0.0 95 12 1.0
5 PM 41 2.6 E 0.0 95 13 1.1
6 PM 42 2.2 E 0.1 95 3 0.3
7 PM 42 2.5 E 0.4 95 0 0.2
8 PM 40 2.9 SE 0.7 95 0 0.2
9 PM 38 3.3 S 1.1 95 0 0.7
10 PM 36 4.9 S 1.8 95 0 1.4
11 PM 35 4.6 S 2.2 95 0 1.8
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updated on 03/02/2015 7:40 AM  I   http://www.nature.nps.gov/air/data/current/data_GRCA-AS2.cfm   I  Email: Webmaster