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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 Tuesday April 22, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 47 45
1 AM 45 45
2 AM 45 45
3 AM 45 46
4 AM 46 47
5 AM 46 48
6 AM 45 48
7 AM 45 49
8 AM 46 50
9 AM 49 51
10 AM 52 52
11 AM 51 52
12 PM 51 52
1 PM 51 52
2 PM 53 53
3 PM 53 53
4 PM 54 54
5 PM 54 55
6 PM 53 55
7 PM 51 55
8 PM 52 55
9 PM 55 56
10 PM 58 55
11 PM 59 54
Weather and Ozone Data Tuesday April 22, 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 47 3.3 S 12.7 39 0 0.0
1 AM 45 2.9 SE 11.9 41 0 0.0
2 AM 45 2.9 SE 11.4 42 0 0.0
3 AM 45 3.1 S 10.6 44 0 0.0
4 AM 46 3.8 S 10.2 45 0 0.0
5 AM 46 3.4 S 9.9 46 0 0.0
6 AM 45 3.4 S 9.2 48 2 0.0
7 AM 45 3.6 S 9.5 47 50 0.0
8 AM 46 3.5 S 11.0 44 176 0.0
9 AM 49 4.5 SW 14.8 -- 475 10.2
10 AM 52 5.9 SW 16.3 30 508 0.0
11 AM 51 7.1 SW 17.4 28 708 0.0
12 PM 51 8.4 SW 18.4 25 802 0.0
1 PM 51 7.8 SW 18.9 23 704 0.0
2 PM 53 7.8 SW 19.4 21 751 0.0
3 PM 53 8.6 SW 19.1 20 516 0.0
4 PM 54 7.3 SW 18.4 20 310 0.0
5 PM 54 7.1 SW 17.7 21 213 0.0
6 PM 53 6.1 SW 16.6 23 102 0.0
7 PM 51 6.7 SW 15.4 28 55 0.0
8 PM 52 6.2 SW 13.9 29 3 0.0
9 PM 55 4.1 SW 12.3 28 0 0.0
10 PM 58 4.4 SW 10.7 25 0 0.0
11 PM 59 5.3 SW 9.6 24 0 0.0
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updated on 04/23/2014 8:43 PM  I   http://www2.nature.nps.gov/air/data/current/data_GRCA-AS2.cfm   I  Email: Webmaster