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Current Ozone and Weather Data in National Parks


Grand Canyon National Park - The Abyss, AZ
EPA AQS Site Number: 04-005-8001


Today's Data   Data Timelines   Ozone Health Advisory  
Ozone Sunday September 25, 2016 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 39 37
1 AM 37 37
2 AM 37 37
3 AM 38 37
4 AM 37 38
5 AM 38 38
6 AM 37 39
7 AM 37 39
8 AM 36 40
9 AM 38 41
10 AM 40 41
11 AM 42 41
12 PM 42 41
1 PM 41 41
2 PM 41 41
3 PM 42 41
4 PM 42 41
5 PM 42 40
6 PM 42 40
7 PM 41 40
8 PM 42 40
9 PM 41 40
10 PM 40 40
11 PM 39 40
Weather and Ozone Data Sunday September 25, 2016
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 39 3.2 N 11.8 45 0 0.0
1 AM 37 2.9 N 11.4 47 0 0.0
2 AM 37 3.6 NE 11.2 46 0 0.0
3 AM 38 1.9 N 10.5 48 0 0.0
4 AM 37 1.6 NW 9.9 49 0 0.0
5 AM 38 1.9 NW 9.7 48 0 0.0
6 AM 37 1.9 N 9.4 49 0 0.0
7 AM 37 1.6 N 9.3 49 16 0.0
8 AM 36 1.8 N 9.9 48 195 0.0
9 AM 38 2.4 NE 10.9 43 395 0.0
10 AM 40 2.6 NE 11.9 38 575 0.0
11 AM 42 2.3 NW 13.0 34 712 0.0
12 PM 42 2.3 NE 13.7 32 793 0.0
1 PM 41 3.3 NE 14.3 32 815 0.0
2 PM 41 3.8 NE 15.0 31 774 0.0
3 PM 42 3.2 N 15.7 30 672 0.0
4 PM 42 2.6 NW 16.2 29 519 0.0
5 PM 42 1.4 NW 16.3 29 328 0.0
6 PM 42 2.1 N 15.8 29 127 0.0
7 PM 41 1.5 N 14.8 31 3 0.0
8 PM 42 2.8 NE 14.6 30 0 0.0
9 PM 41 2.3 NE 14.3 31 0 0.0
10 PM 40 1.8 NE 14.0 32 0 0.0
11 PM 39 3.0 NE 13.9 32 0 0.0
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updated on 09/26/2016 9:40 AM  I   http://nature.nps.gov/air/data/current/data_GRCA-AS2.cfm   I  Email: Webmaster