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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 April 25, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 41 40
1 AM 42 41
2 AM 39 42
3 AM 42 44
4 AM 45 45
5 AM 43 45
6 AM 39 46
7 AM 35 --
8 AM 43 --
9 AM 51 --
10 AM 54 --
11 AM 55 --
Weather and Ozone Data Saturday April 25, 2015
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 41 3.3 S 6.4 -- 0 0.0
1 AM 42 2.9 SW 7.3 -- 0 0.0
2 AM 39 3.0 SW 6.8 -- 0 0.0
3 AM 42 2.8 S 6.6 -- 0 0.0
4 AM 45 5.0 SW 6.3 -- 0 0.0
5 AM 43 3.9 SW 6.1 -- 0 0.0
6 AM 39 2.2 S 5.5 -- 10 0.0
7 AM 35 2.7 S 5.8 -- 115 0.0
8 AM 43 4.9 S 8.2 -- 340 0.0
9 AM 51 7.1 SW 10.3 -- 527 0.0
10 AM 54 6.9 SW 12.3 -- 749 0.0
11 AM 55 7.1 SW 13.4 -- 858 0.0
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updated on 04/25/2015 12:43 PM  I   http://nature.nps.gov/air/data/current/data_PEFO-SE.cfm   I  Email: Webmaster