National Park Service Arrowhead
Explore Air

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 Friday February 12, 2016 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 33 28
1 AM 29 27
2 AM 29 26
3 AM 27 25
4 AM 29 26
5 AM 28 26
6 AM 27 27
7 AM 27 29
8 AM 22 30
9 AM 21 32
10 AM 26 34
11 AM 30 36
12 PM 33 38
1 PM 36 39
2 PM 39 40
3 PM 38 39
4 PM 38 38
5 PM 39 37
6 PM 41 36
7 PM 42 34
8 PM 42 32
9 PM 42 30
10 PM 33 28
11 PM 34 27
Weather and Ozone Data Friday February 12, 2016
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 33 1.7 S 6.3 0 0 0.0
1 AM 29 1.9 S 3.7 0 0 0.0
2 AM 29 2.1 SE 3.2 0 0 0.0
3 AM 27 3.0 SE 1.7 0 0 0.0
4 AM 29 3.0 SE 2.5 0 0 0.0
5 AM 28 2.6 SE 1.4 0 0 0.0
6 AM 27 2.4 E 1.0 0 0 0.0
7 AM 27 2.9 E 1.7 0 0 0.0
8 AM 22 2.3 S -1.7 0 62 0.0
9 AM 21 1.3 SE 0.7 0 268 0.0
10 AM 26 2.8 E 5.3 0 459 0.0
11 AM 30 1.3 E 9.4 0 612 0.0
12 PM 33 1.2 N 12.9 0 716 0.0
1 PM 36 2.1 N 15.2 0 756 0.0
2 PM 39 2.2 N 16.7 0 729 0.0
3 PM 38 2.1 N 17.6 0 636 0.0
4 PM 38 1.6 N 18.2 0 488 0.0
5 PM 39 1.3 N 18.4 0 295 0.0
6 PM 41 2.3 N 17.7 0 87 0.0
7 PM 42 2.7 N 16.7 0 1 0.0
8 PM 42 3.2 N 16.4 0 0 0.0
9 PM 42 3.0 N 15.8 0 0 0.0
10 PM 33 2.6 S 10.0 0 0 0.0
11 PM 34 2.1 S 10.3 0 0 0.0
U.S. Department of the Interior Accessibility Freedom of Information Act USA.gov Search
Privacy Policy Disclaimer NPS Home Contact Us
updated on 02/13/2016 7:40 AM  I   http://www.nature.nps.gov/air/data/current/data_PEFO-SE2.cfm   I  Email: Webmaster