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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 Wednesday May 27, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 50 42
1 AM 45 41
2 AM 42 41
3 AM 43 42
4 AM 43 43
5 AM 41 45
6 AM 41 47
7 AM 38 50
8 AM 37 52
9 AM 45 55
10 AM 49 57
11 AM 54 58
12 PM 57 58
1 PM 58 57
2 PM 62 56
3 PM 61 55
4 PM 59 54
5 PM 59 52
6 PM 57 51
7 PM 52 49
8 PM 50 48
9 PM 51 48
10 PM 54 47
11 PM 53 46
Weather and Ozone Data Wednesday May 27, 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 50 2.5 W 15.8 0 0 0.0
1 AM 45 1.9 SE 13.8 0 0 0.0
2 AM 42 2.3 SE 13.2 0 0 0.0
3 AM 43 2.0 SE 12.9 0 0 0.0
4 AM 43 1.7 SE 12.7 0 0 0.0
5 AM 41 2.8 SE 11.4 0 0 0.0
6 AM 41 3.0 E 11.3 0 44 0.0
7 AM 38 2.8 E 11.6 0 132 0.0
8 AM 37 2.9 SE 13.5 0 376 0.0
9 AM 45 2.9 SE 16.1 0 469 0.0
10 AM 49 2.7 SE 18.3 0 516 0.0
11 AM 54 2.5 S 20.7 0 699 0.0
12 PM 57 2.0 SW 21.7 0 646 0.0
1 PM 58 3.0 S 22.5 0 633 0.0
2 PM 62 5.1 SW 23.3 0 542 0.0
3 PM 61 4.8 SW 23.4 0 486 0.0
4 PM 59 4.9 SW 23.8 0 555 0.0
5 PM 59 5.0 W 23.8 0 324 0.0
6 PM 57 5.4 NW 22.8 0 140 0.0
7 PM 52 3.7 NW 21.4 0 66 0.0
8 PM 50 3.8 W 20.1 0 11 0.0
9 PM 51 3.2 W 19.1 0 0 0.0
10 PM 54 2.8 W 19.1 0 0 0.0
11 PM 53 2.8 W 18.4 0 0 0.0
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updated on 05/28/2015 5:46 PM  I   http://nature.nps.gov/air/data/current/data_PEFO-SE2.cfm   I  Email: Webmaster