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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 49
5 AM 49 50
6 AM 51 50
7 AM 52 49
8 AM 48 49
9 AM -- 49
10 AM -- 48
11 AM 50 48
12 PM 50 48
1 PM 49 47
2 PM 48 47
3 PM 49 47
4 PM 48 46
5 PM 47 46
6 PM 47 --
7 PM 47 --
8 PM 47 --
9 PM 46 --
10 PM 45 --
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
10 AM -- 1.7 NW 14.4 44 548 0.0
11 AM 50 2.0 NE 14.8 46 682 0.0
12 PM 50 1.7 N 15.6 44 773 0.0
1 PM 49 1.8 N 16.0 43 791 0.0
2 PM 48 2.0 N 16.4 41 750 0.0
3 PM 49 2.3 N 16.6 40 643 0.0
4 PM 48 2.3 N 16.9 39 487 0.0
5 PM 47 2.0 N 17.2 38 294 0.0
6 PM 47 1.7 N 16.7 39 98 0.0
7 PM 47 1.8 NW 14.9 40 1 0.0
8 PM 47 1.6 W 14.2 40 0 0.0
9 PM 46 2.1 SW 13.6 42 0 0.0
10 PM 45 2.6 SW 13.2 42 0 0.0
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updated on 09/30/2014 11:41 PM  I   http://www2.nature.nps.gov/air/data/current/data_GRCA-AS.cfm   I  Email: Webmaster