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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 Monday July 24, 2017 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 28 41
1 AM 42 42
2 AM 53 43
3 AM 44 42
4 AM 43 43
5 AM 45 45
6 AM 37 45
7 AM 37 46
8 AM 41 48
9 AM 46 50
10 AM 50 50
11 AM 51 50
12 PM 53 49
1 PM 49 47
2 PM 48 45
3 PM 52 43
4 PM 51 40
5 PM 51 37
6 PM 47 34
7 PM 41 31
8 PM 39 29
9 PM 34 28
10 PM 33 27
11 PM 29 26
Weather and Ozone Data Monday July 24, 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 28 2.4 S 20.9 0 0 0.0
1 AM 42 7.3 SE 19.3 0 0 0.0
2 AM 53 2.8 S 16.9 0 0 0.0
3 AM 44 3.0 N 17.4 0 0 0.0
4 AM 43 3.5 NE 17.4 0 0 0.0
5 AM 45 3.6 NE 17.1 0 0 0.0
6 AM 37 1.6 NE 17.2 0 8 0.0
7 AM 37 1.0 E 17.7 0 49 0.0
8 AM 41 1.4 NE 19.5 0 285 0.0
9 AM 46 2.5 E 21.7 0 541 0.0
10 AM 50 2.4 E 23.5 0 717 0.0
11 AM 51 2.4 E 25.1 0 835 0.0
12 PM 53 2.0 NE 25.9 0 697 0.0
1 PM 49 6.3 SW 22.2 0 47 0.0
2 PM 48 6.7 W 20.4 0 205 0.0
3 PM 52 5.0 W 22.0 0 356 0.0
4 PM 51 3.1 W 22.3 0 251 0.0
5 PM 51 1.8 S 22.2 0 136 0.0
6 PM 47 3.1 S 21.9 0 129 0.0
7 PM 41 2.7 S 21.3 0 46 0.0
8 PM 39 3.0 S 20.5 0 3 0.0
9 PM 34 2.9 S 19.9 0 0 0.0
10 PM 33 1.9 S 19.1 0 0 0.0
11 PM 29 1.9 S 18.8 0 0 0.0
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updated on 07/25/2017 11:44 AM  I   http://www.nature.nps.gov/air/data/current/data_PEFO-SE2.cfm   I  Email: Webmaster