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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 Saturday April 22, 2017 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 52 45
1 AM 54 44
2 AM 50 44
3 AM 47 44
4 AM 41 46
5 AM 38 48
6 AM 38 51
7 AM 42 54
8 AM 48 56
9 AM 52 58
10 AM 53 59
11 AM 59 59
12 PM 61 59
1 PM 62 58
2 PM 60 57
3 PM 60 57
4 PM 59 55
5 PM 59 54
6 PM 58 52
7 PM 56 50
8 PM 56 48
9 PM 54 46
10 PM 54 43
11 PM 51 41
Weather and Ozone Data Saturday April 22, 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 52 4.6 N 11.4 0 0 0.0
1 AM 54 4.2 N 10.8 0 0 0.0
2 AM 50 2.1 N 10.0 0 0 0.0
3 AM 47 2.9 NW 8.8 0 0 0.0
4 AM 41 3.5 N 7.8 0 0 0.0
5 AM 38 4.4 NE 5.5 0 0 0.0
6 AM 38 4.4 NE 4.2 0 6 0.0
7 AM 42 4.7 NE 6.0 0 149 0.0
8 AM 48 3.4 NE 9.0 0 375 0.0
9 AM 52 2.6 E 11.4 0 595 0.0
10 AM 53 1.9 E 13.9 0 775 0.0
11 AM 59 2.6 N 16.0 0 908 0.0
12 PM 61 3.2 N 17.6 0 985 0.0
1 PM 62 2.8 N 18.5 0 1005 0.0
2 PM 60 3.7 NW 19.6 0 948 0.0
3 PM 60 3.7 NW 20.4 0 870 0.0
4 PM 59 3.8 NW 20.7 0 660 0.0
5 PM 59 3.5 NW 20.9 0 453 0.0
6 PM 58 2.3 NW 20.9 0 253 0.0
7 PM 56 2.3 N 20.0 0 58 0.0
8 PM 56 2.8 NE 19.4 0 1 0.0
9 PM 54 1.7 E 18.7 0 0 0.0
10 PM 54 1.7 E 18.0 0 0 0.0
11 PM 51 1.5 SE 16.3 0 0 0.0
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updated on 04/23/2017 2:42 PM  I   http://www.nature.nps.gov/air/data/current/data_PEFO-SE2.cfm   I  Email: Webmaster