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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


Yesterday's Data   Data Timelines   Ozone Health Advisory  


Ozone Tuesday August 4, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 38 43
1 AM 42 44
2 AM 44 44
3 AM 46 --
4 AM 45 --
5 AM 45 --
6 AM 45 --
7 AM 44 --
Weather and Ozone Data Tuesday August 4, 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 38 2.5 S 19.3 39 0 0.0
1 AM 42 2.8 SW 20.0 33 0 0.0
2 AM 44 3.0 SW 20.3 30 0 0.0
3 AM 46 2.9 SW 20.9 29 0 0.0
4 AM 45 2.5 SW 20.5 28 0 0.0
5 AM 45 2.6 SW 20.5 27 0 0.0
6 AM 45 2.3 SW 20.7 25 3 0.0
7 AM 44 2.1 SW 20.5 25 106 0.0
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updated on 08/04/2015 8:43 AM  I   http://www.nature.nps.gov/air/data/current/data_GRCA-AS.cfm   I  Email: Webmaster