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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 Monday January 26, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 42 40
1 AM 42 40
2 AM 42 39
3 AM 42 39
4 AM 42 39
5 AM 39 38
6 AM 38 38
7 AM 39 38
8 AM 39 38
9 AM 38 38
10 AM 39 38
11 AM 39 38
12 PM 38 38
1 PM 39 39
2 PM 39 39
3 PM 38 39
4 PM 38 39
5 PM 38 39
6 PM 39 39
7 PM 40 38
8 PM 42 37
9 PM 41 36
10 PM 40 34
11 PM 39 33
Weather and Ozone Data Monday January 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 4.6 E 9.4 31 0 0.0
1 AM 42 6.3 E 9.6 31 0 0.0
2 AM 42 5.8 E 9.2 32 0 0.0
3 AM 42 5.3 NE 8.9 32 0 0.0
4 AM 42 5.0 E 8.9 32 0 0.0
5 AM 39 1.6 SE 6.5 39 0 0.0
6 AM 38 1.2 NE 4.7 47 0 0.0
7 AM 39 3.9 E 6.8 40 0 0.0
8 AM 39 4.4 NE 6.7 41 7 0.0
9 AM 38 4.0 NE 6.6 42 129 0.0
10 AM 39 4.9 NE 6.8 42 268 0.0
11 AM 39 3.9 E 7.2 41 335 0.0
12 PM 38 4.5 E 7.5 41 423 0.0
1 PM 39 4.3 E 7.8 40 414 0.0
2 PM 39 2.8 E 8.0 40 421 0.0
3 PM 38 2.4 E 8.7 38 517 0.0
4 PM 38 1.6 NE 9.8 36 365 0.0
5 PM 38 1.5 NE 8.7 38 176 0.0
6 PM 39 3.1 E 7.9 40 12 0.0
7 PM 40 4.0 E 7.8 39 0 0.0
8 PM 42 4.1 E 7.8 38 0 0.0
9 PM 41 3.3 E 7.9 39 0 0.0
10 PM 40 2.4 E 7.7 40 0 0.0
11 PM 39 3.2 E 7.7 41 0 0.0
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updated on 01/27/2015 8:45 PM  I   http://www.nature.nps.gov/air/data/current/data_GRCA-AS2.cfm   I  Email: Webmaster