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 Sunday March 29, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 45 43
1 AM 45 42
2 AM 42 42
3 AM 42 43
4 AM 42 44
5 AM 44 45
6 AM 44 47
7 AM 43 48
8 AM 41 49
9 AM 42 50
10 AM 46 52
11 AM 52 53
12 PM 55 52
1 PM 53 51
2 PM 53 50
3 PM 52 48
4 PM 54 47
5 PM 55 46
6 PM 53 44
7 PM 47 --
8 PM 44 --
9 PM 42 --
10 PM 43 --
11 PM 40 --
Weather and Ozone Data Sunday March 29, 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 45 3.3 SW 13.2 0 0 0.0
1 AM 45 4.6 SW 12.3 0 0 0.0
2 AM 42 4.1 SW 11.0 0 0 0.0
3 AM 42 3.5 SW 10.8 0 0 0.0
4 AM 42 2.1 S 10.5 0 0 0.0
5 AM 44 2.2 SW 10.9 0 0 0.0
6 AM 44 2.1 S 9.7 0 0 0.0
7 AM 43 2.0 S 9.2 0 59 0.0
8 AM 41 2.5 SE 10.0 0 242 0.0
9 AM 42 2.2 SE 13.5 0 445 0.0
10 AM 46 2.1 S 16.4 0 657 0.0
11 AM 52 2.2 S 18.9 0 812 0.0
12 PM 55 2.5 S 21.1 0 946 0.0
1 PM 53 3.5 W 21.8 0 990 0.0
2 PM 53 3.6 NW 22.2 0 894 0.0
3 PM 52 2.8 W 22.8 0 816 0.0
4 PM 54 3.7 NW 23.2 0 657 0.0
5 PM 55 3.4 NW 23.0 0 330 0.0
6 PM 53 3.1 W 22.2 0 109 0.0
7 PM 47 4.2 SW 20.8 0 35 0.0
8 PM 44 5.0 SW 18.2 0 0 0.0
9 PM 42 5.0 SW 16.5 0 0 0.0
10 PM 43 3.8 W 15.5 0 0 0.0
11 PM 40 2.8 S 13.8 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 03/30/2015 12:39 AM  I   http://www.nature.nps.gov/air/data/current/data_PEFO-SE2.cfm   I  Email: Webmaster