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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 September 30, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 50 50
1 AM 49 49
2 AM 49 49
3 AM 51 50
4 AM 49 --
5 AM 49 --
6 AM 51 --
7 AM 52 --
8 AM 48 --
9 AM -- --
Weather and Ozone Data Tuesday September 30, 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 50 2.1 NW 11.1 50 0 0.0
1 AM 49 2.5 NW 10.8 54 0 0.0
2 AM 49 1.9 NW 10.4 54 0 0.0
3 AM 51 1.4 NW 10.5 50 0 0.0
4 AM 49 1.3 N 10.0 54 0 0.0
5 AM 49 1.6 N 9.6 56 0 0.0
6 AM 51 1.8 NW 9.9 50 0 0.0
7 AM 52 1.2 NW 9.9 48 9 0.0
8 AM 48 0.7 SW 12.0 49 180 0.0
9 AM -- 1.1 SW 13.8 47 373 0.0
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updated on 09/30/2014 11:40 AM  I   http://nature.nps.gov/air/data/current/data_GRCA-AS.cfm   I  Email: Webmaster