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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 Thursday April 24, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 45 39
1 AM 42 38
2 AM 44 38
3 AM 41 38
4 AM 37 40
5 AM 41 43
6 AM 33 45
7 AM 35 48
8 AM 35 52
9 AM 40 55
10 AM 48 58
11 AM 55 60
12 PM 57 61
1 PM 59 62
2 PM 60 --
3 PM 62 --
4 PM 65 --
5 PM 64 --
6 PM 65 --
Weather and Ozone Data Thursday April 24, 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 45 2.2 W 10.9 -- 0 0.0
1 AM 42 1.7 W 9.2 -- 0 0.0
2 AM 44 2.3 NW 9.4 -- 0 0.0
3 AM 41 2.7 NW 7.4 -- 0 0.0
4 AM 37 3.7 N 7.6 -- 0 0.0
5 AM 41 1.4 N 6.5 -- 0 0.0
6 AM 33 1.7 SE 3.2 -- 9 0.0
7 AM 35 2.1 SE 4.2 -- 166 0.0
8 AM 35 2.8 SE 6.0 -- 403 0.0
9 AM 40 4.2 SE 9.6 -- 586 0.0
10 AM 48 4.7 E 12.9 -- 787 0.0
11 AM 55 2.5 E 14.9 -- 936 0.0
12 PM 57 2.0 E 16.4 -- 993 0.0
1 PM 59 2.6 SW 17.4 -- 1052 0.0
2 PM 60 3.1 SW 18.6 -- 983 0.0
3 PM 62 2.5 W 19.5 -- 852 0.0
4 PM 65 2.4 NW 20.4 -- 728 0.0
5 PM 64 2.4 NW 20.7 -- 511 0.0
6 PM 65 2.8 NE 20.8 -- 278 0.0
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updated on 04/24/2014 8:42 PM  I   http://nature.nps.gov/air/data/current/data_PEFO-SE.cfm   I  Email: Webmaster