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Current Ozone and Weather Data in National Parks


Petrified Forest National Park - South Entrance, AZ
EPA AQS Site Number: 04-017-0119


Yesterday's Data   Data Timelines   Ozone Health Advisory  


Ozone Sunday April 20, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 40 39
1 AM 45 38
2 AM 44 38
3 AM 39 38
4 AM 37 40
5 AM 37 42
6 AM 36 44
7 AM 35 45
8 AM 35 47
9 AM 41 --
10 AM 47 --
11 AM 53 --
12 PM 54 --
1 PM 55 --
Weather and Ozone Data Sunday April 20, 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 40 2.8 SE 8.6 -- 0 0.0
1 AM 45 2.4 SE 8.8 -- 0 0.0
2 AM 44 2.2 SE 8.1 -- 0 0.0
3 AM 39 1.8 S 7.5 -- 0 0.0
4 AM 37 2.2 SE 6.7 -- 0 0.0
5 AM 37 2.1 SE 6.3 -- 0 0.0
6 AM 36 2.4 SE 6.0 -- 5 0.0
7 AM 35 2.2 SE 6.1 -- 140 0.0
8 AM 35 2.5 S 8.2 -- 364 0.0
9 AM 41 1.4 SW 11.3 -- 583 0.0
10 AM 47 2.2 W 14.1 -- 768 0.0
11 AM 53 4.4 NW 16.1 -- 908 0.0
12 PM 54 4.3 NW 17.5 -- 997 0.0
1 PM 55 3.7 NW 18.8 -- 1038 0.0
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updated on 04/20/2014 2:41 PM  I   http://www2.nature.nps.gov/air/data/current/data_PEFO-SE.cfm   I  Email: Webmaster