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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


Today's Data   Data Timelines   Ozone Health Advisory  
Ozone Tuesday May 26, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 41 35
1 AM 37 34
2 AM 36 35
3 AM 35 36
4 AM 33 38
5 AM 33 41
6 AM 34 44
7 AM 33 47
8 AM 35 49
9 AM 42 52
10 AM 48 54
11 AM 52 54
12 PM 54 54
1 PM 56 54
2 PM 56 53
3 PM 56 51
4 PM 56 50
5 PM 54 50
6 PM 54 49
7 PM 52 --
8 PM 49 --
9 PM 47 --
10 PM 46 --
11 PM 49 --
Weather and Ozone Data Tuesday May 26, 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 1.9 S 12.4 0 0 0.0
1 AM 37 2.9 SE 10.9 0 0 0.0
2 AM 36 2.6 SE 10.2 0 0 0.0
3 AM 35 2.8 SE 9.8 0 0 0.0
4 AM 33 2.5 S 9.4 0 0 0.0
5 AM 33 2.1 SE 9.0 0 0 0.0
6 AM 34 2.2 SE 9.1 0 39 0.0
7 AM 33 2.4 SE 10.3 0 183 0.0
8 AM 35 2.7 SE 12.7 0 402 0.0
9 AM 42 2.0 S 15.1 0 491 0.0
10 AM 48 1.4 W 16.9 0 645 0.0
11 AM 52 1.5 NW 18.3 0 701 0.0
12 PM 54 2.1 NE 19.8 0 798 0.0
1 PM 56 2.6 NE 20.7 0 682 0.0
2 PM 56 2.0 SW 21.4 0 709 0.0
3 PM 56 2.1 S 22.1 0 709 0.0
4 PM 56 3.4 S 23.0 0 565 0.0
5 PM 54 5.4 SW 23.5 0 342 0.0
6 PM 54 6.2 SW 23.5 0 291 0.0
7 PM 52 6.2 SW 22.3 0 85 0.0
8 PM 49 4.7 SW 20.0 0 5 0.0
9 PM 47 5.1 SW 18.1 0 0 0.0
10 PM 46 5.2 W 16.6 0 0 0.0
11 PM 49 4.5 W 15.9 0 0 0.0
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updated on 05/27/2015 12:45 AM  I   http://www.nature.nps.gov/air/data/current/data_PEFO-SE2.cfm   I  Email: Webmaster