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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 January 29, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 35 36
1 AM 37 37
2 AM 34 37
3 AM 37 37
4 AM 37 37
5 AM 36 38
6 AM 37 38
7 AM 40 38
8 AM 39 37
9 AM 39 37
10 AM 37 37
11 AM 38 37
12 PM 38 36
1 PM 37 36
2 PM 37 36
3 PM 36 35
4 PM 37 35
5 PM 37 35
6 PM 37 34
7 PM 35 34
8 PM 35 34
9 PM 35 33
10 PM 35 33
11 PM 34 --
Weather and Ozone Data Thursday January 29, 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 35 1.3 NE 6.3 61 0 0.0
1 AM 37 1.5 NE 6.3 57 0 0.0
2 AM 34 1.3 NE 5.8 66 0 0.0
3 AM 37 2.1 E 6.1 60 0 0.0
4 AM 37 3.5 E 6.0 60 0 0.0
5 AM 36 3.6 E 5.8 62 0 0.0
6 AM 37 3.3 E 5.6 59 0 0.0
7 AM 40 5.6 E 5.6 53 0 0.0
8 AM 39 4.4 E 5.2 59 3 0.0
9 AM 39 3.7 E 5.2 60 32 0.0
10 AM 37 3.9 E 5.4 62 108 0.0
11 AM 38 5.1 E 5.9 59 191 0.0
12 PM 38 3.9 E 6.1 59 296 0.0
1 PM 37 3.0 NE 6.2 59 350 0.0
2 PM 37 2.2 NE 6.4 60 279 0.0
3 PM 36 2.3 E 6.8 60 261 0.0
4 PM 37 2.6 NE 6.8 59 157 0.0
5 PM 37 2.6 E 6.7 59 53 0.0
6 PM 37 3.3 E 6.6 59 12 0.0
7 PM 35 2.2 E 6.4 60 0 0.0
8 PM 35 3.0 SE 5.1 75 0 0.3
9 PM 35 3.9 E 4.0 85 0 1.2
10 PM 35 3.2 E 3.4 89 0 1.5
11 PM 34 3.4 E 3.0 92 0 1.6
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updated on 01/30/2015 3:40 AM  I   http://nature.nps.gov/air/data/current/data_GRCA-AS2.cfm   I  Email: Webmaster