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 Tuesday August 26, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 31 28
1 AM 31 27
2 AM 32 28
3 AM 29 28
4 AM 28 29
5 AM 26 30
6 AM 26 32
7 AM 24 34
8 AM 25 36
9 AM 34 37
10 AM 36 37
11 AM 37 37
12 PM 39 37
1 PM 40 36
2 PM 39 35
3 PM 38 34
4 PM 38 33
5 PM 36 32
6 PM 35 31
7 PM 34 30
8 PM 33 29
9 PM 32 28
10 PM 29 27
11 PM 31 26
Weather and Ozone Data Tuesday August 26, 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 2.9 SE 19.5 0 0 0.0
1 AM 31 2.7 SE 19.3 0 0 0.0
2 AM 32 1.6 S 19.0 0 0 0.0
3 AM 29 2.0 S 18.7 0 0 0.0
4 AM 28 2.5 NW 18.2 0 0 0.0
5 AM 26 1.7 E 17.7 0 0 0.0
6 AM 26 1.7 SE 17.4 0 1 0.0
7 AM 24 1.5 SE 17.1 0 21 0.0
8 AM 25 1.8 W 17.8 0 102 0.0
9 AM 34 2.9 S 19.8 0 349 0.0
10 AM 36 2.7 S 21.3 0 615 0.0
11 AM 37 5.9 SE 21.1 0 408 0.0
12 PM 39 9.0 SE 20.1 0 563 0.0
1 PM 40 8.6 SE 19.9 0 174 0.0
2 PM 39 6.9 SE 19.5 0 93 0.0
3 PM 38 4.5 SE 19.1 0 110 0.0
4 PM 38 2.5 S 20.0 0 262 0.0
5 PM 36 3.7 W 20.1 0 75 0.0
6 PM 35 11.4 NW 14.6 0 24 0.0
7 PM 34 8.2 N 13.4 0 48 0.0
8 PM 33 7.3 NE 13.6 0 0 0.0
9 PM 32 6.0 NE 14.2 0 0 0.0
10 PM 29 3.4 S 13.4 0 0 0.0
11 PM 31 2.8 S 13.7 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 08/27/2014 4:41 PM  I   http://www2.nature.nps.gov/air/data/current/data_PEFO-SE2.cfm   I  Email: Webmaster