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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 January 17, 2017 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 19 20
1 AM 26 20
2 AM 28 19
3 AM 21 --
4 AM 17 --
5 AM 15 --
6 AM 17 --
7 AM 19 --
8 AM -- --
9 AM -- 27
10 AM -- 27
11 AM 20 28
12 PM 23 29
1 PM 26 29
2 PM 30 29
3 PM 31 29
4 PM 32 28
5 PM 33 27
6 PM 31 26
7 PM 26 26
8 PM 27 --
9 PM 28 --
10 PM 28 --
11 PM 24 --
Weather and Ozone Data Tuesday January 17, 2017
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 19 0.8 SE 3.4 0 0 0.0
1 AM 26 1.2 E 3.3 0 0 0.0
2 AM 28 1.2 E 3.2 0 0 0.0
3 AM 21 1.0 W 2.7 0 0 0.0
4 AM 17 2.8 W 1.7 0 0 0.0
5 AM 15 3.2 NW 1.0 0 0 0.0
6 AM 17 1.9 NW 0.8 0 0 0.0
7 AM 19 2.3 W 0.9 0 0 0.0
8 AM -- 3.6 NW 0.8 0 6 0.0
9 AM -- 2.1 NW 0.9 0 21 0.0
10 AM -- 1.9 W 1.2 0 98 0.0
11 AM 20 1.8 W 2.3 0 216 0.0
12 PM 23 2.4 NW 3.3 0 371 0.0
1 PM 26 1.2 SE 4.8 0 383 0.0
2 PM 30 1.6 SE 5.6 0 303 0.0
3 PM 31 1.3 SW 6.0 0 254 0.0
4 PM 32 2.2 W 6.6 0 251 0.0
5 PM 33 2.2 NW 6.6 0 172 0.0
6 PM 31 2.5 NW 5.8 0 23 0.0
7 PM 26 3.7 NW 3.9 0 0 0.0
8 PM 27 3.8 N 3.4 0 0 0.0
9 PM 28 2.1 N 3.1 0 0 0.0
10 PM 28 1.9 W 3.0 0 0 0.0
11 PM 24 2.6 W 2.1 0 0 0.0
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updated on 01/18/2017 11:41 PM  I   http://nature.nps.gov/air/data/current/data_PEFO-SE2.cfm   I  Email: Webmaster