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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 Wednesday March 4, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 39 39
1 AM 36 39
2 AM 37 39
3 AM 40 39
4 AM 41 39
5 AM 40 39
6 AM 40 39
7 AM 39 39
8 AM 39 --
9 AM 39 --
10 AM 39 --
11 AM 39 --
12 PM 41 --
Weather and Ozone Data Wednesday March 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 39 1.1 W -2.8 94 0 0.0
1 AM 36 1.1 S -3.5 95 0 0.0
2 AM 37 0.9 W -3.2 95 0 0.0
3 AM 40 1.3 NW -2.9 95 0 0.0
4 AM 41 1.8 NW -3.1 95 0 0.0
5 AM 40 1.5 NW -3.0 95 0 0.0
6 AM 40 1.3 N -3.6 95 0 0.0
7 AM 39 1.2 N -3.8 94 0 0.0
8 AM 39 1.0 NE -4.0 94 29 0.0
9 AM 39 0.7 NE -3.8 94 131 0.0
10 AM 39 1.0 NE -3.4 94 311 0.0
11 AM 39 1.4 NE -2.5 92 602 0.0
12 PM 41 1.6 NE -1.6 75 710 0.0
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updated on 03/04/2015 12:40 PM  I   http://nature.nps.gov/air/data/current/data_GRCA-AS.cfm   I  Email: Webmaster