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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 Saturday December 20, 2014 
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 36 37
3 AM 36 37
4 AM 35 38
5 AM 39 38
6 AM 38 38
7 AM 38 38
8 AM 38 39
9 AM 39 40
10 AM 39 40
11 AM 38 40
12 PM 38 41
1 PM 40 41
2 PM 41 41
3 PM 43 41
4 PM 42 41
5 PM 41 40
6 PM 42 40
7 PM 43 39
8 PM 41 39
9 PM 41 38
10 PM 41 37
11 PM 38 37
Weather and Ozone Data Saturday December 20, 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 39 0.9 E 1.6 61 0 0.0
1 AM 37 0.9 NE 1.1 67 0 0.0
2 AM 36 1.1 NE 0.9 68 0 0.0
3 AM 36 1.2 S 0.3 70 0 0.0
4 AM 35 0.9 E 0.0 75 0 0.0
5 AM 39 1.8 SE -0.5 67 0 0.0
6 AM 38 1.3 E -0.4 70 0 0.0
7 AM 38 1.5 NE 0.5 68 0 0.0
8 AM 38 1.4 NE 0.4 68 4 0.0
9 AM 39 0.9 E 1.3 63 89 0.0
10 AM 39 1.2 SE 2.9 57 282 0.0
11 AM 38 1.0 SW 3.6 56 375 0.0
12 PM 38 1.3 W 3.4 58 344 0.0
1 PM 40 2.5 SW 4.5 53 369 0.0
2 PM 41 2.7 SW 4.8 48 374 0.0
3 PM 43 2.2 SW 5.3 42 341 0.0
4 PM 42 2.0 W 4.7 47 234 0.0
5 PM 41 0.9 N 3.7 50 46 0.0
6 PM 42 0.8 N 3.6 49 1 0.0
7 PM 43 1.4 N 3.7 49 0 0.0
8 PM 41 1.3 N 3.8 51 0 0.0
9 PM 41 1.0 N 3.6 51 0 0.0
10 PM 41 1.0 NW 3.3 53 0 0.0
11 PM 38 2.0 W 2.6 59 0 0.0
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updated on 12/21/2014 5:39 PM  I   http://www2.nature.nps.gov/air/data/current/data_GRCA-AS2.cfm   I  Email: Webmaster