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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 October 21, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 31 26
1 AM 28 25
2 AM 26 24
3 AM 25 25
4 AM 25 26
5 AM 25 28
6 AM 24 30
7 AM 25 32
8 AM 22 34
9 AM 24 37
10 AM 30 39
11 AM 37 41
12 PM 38 41
1 PM 41 40
2 PM 43 39
3 PM 43 37
4 PM 43 35
5 PM 43 34
6 PM 43 32
7 PM 39 31
8 PM 30 29
9 PM 28 30
10 PM 28 30
11 PM 30 30
Weather and Ozone Data Tuesday October 21, 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 31 3.8 E 12.1 0 0 0.0
1 AM 28 3.7 SE 10.9 0 0 0.0
2 AM 26 4.0 SE 10.3 0 0 0.0
3 AM 25 3.6 E 10.3 0 0 0.0
4 AM 25 2.8 SE 10.2 0 0 0.0
5 AM 25 2.2 SE 9.7 0 0 0.0
6 AM 24 2.8 E 9.0 0 0 0.0
7 AM 25 2.3 SE 9.2 0 15 0.0
8 AM 22 2.4 SE 9.2 0 181 0.0
9 AM 24 2.9 SE 11.8 0 380 0.0
10 AM 30 1.9 SE 14.1 0 553 0.0
11 AM 37 2.7 S 15.7 0 681 0.0
12 PM 38 3.0 S 17.1 0 748 0.0
1 PM 41 2.3 S 18.2 0 750 0.0
2 PM 43 2.3 SE 19.1 0 696 0.0
3 PM 43 2.5 S 19.8 0 565 0.0
4 PM 43 2.1 S 20.0 0 335 0.0
5 PM 43 1.1 S 19.9 0 182 0.0
6 PM 43 0.9 E 19.5 0 32 0.0
7 PM 39 1.7 SW 18.3 0 0 0.0
8 PM 30 3.2 SW 15.5 0 0 0.0
9 PM 28 2.9 SW 13.9 0 0 0.0
10 PM 28 3.9 SW 13.1 0 0 0.0
11 PM 30 3.1 S 12.7 0 0 0.0
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updated on 10/22/2014 8:39 AM  I   http://nature.nps.gov/air/data/current/data_PEFO-SE2.cfm   I  Email: Webmaster