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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 Saturday October 25, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 30 29
1 AM 28 28
2 AM 26 28
3 AM 33 29
4 AM 31 29
5 AM 30 31
6 AM 28 32
7 AM 26 34
8 AM 26 36
9 AM 28 37
10 AM 31 38
11 AM 37 38
12 PM 43 37
1 PM 43 36
2 PM 41 34
3 PM 39 32
4 PM 37 31
5 PM 35 30
6 PM 33 --
7 PM 31 --
8 PM 29 --
9 PM 28 --
10 PM 26 --
Weather and Ozone Data Saturday October 25, 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 30 2.4 S 15.9 -- 0 0.0
1 AM 28 2.7 SW 14.6 -- 0 0.0
2 AM 26 2.4 SE 13.6 -- 0 0.0
3 AM 33 2.5 E 15.1 -- 0 0.0
4 AM 31 2.2 E 14.1 -- 0 0.0
5 AM 30 2.2 SE 12.9 -- 0 0.0
6 AM 28 3.4 SE 11.1 -- 0 0.0
7 AM 26 3.8 SE 10.7 -- 12 0.0
8 AM 26 3.9 SE 11.4 -- 169 0.0
9 AM 28 3.6 SE 14.2 -- 368 0.0
10 AM 31 3.0 SE 17.1 -- 541 0.0
11 AM 37 2.6 SE 19.9 -- 671 0.0
12 PM 43 2.3 SW 21.9 -- 741 0.0
1 PM 43 5.6 SW 23.3 -- 749 0.0
2 PM 41 7.2 SW 24.0 -- 687 0.0
3 PM 39 6.7 SW 24.3 -- 551 0.0
4 PM 37 6.2 SW 24.2 -- 335 0.0
5 PM 35 6.5 W 23.7 -- 168 0.0
6 PM 33 5.8 W 21.8 -- 20 0.0
7 PM 31 4.5 W 19.9 -- 0 0.0
8 PM 29 4.4 SW 18.9 -- 0 0.0
9 PM 28 3.3 SW 17.9 -- 0 0.0
10 PM 26 2.1 S 16.4 -- 0 0.0
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updated on 10/25/2014 11:40 PM  I   http://nature.nps.gov/air/data/current/data_PEFO-SE.cfm   I  Email: Webmaster