National Park Service Arrowhead
Explore Air

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 Thursday May 5, 2016 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 61 59
1 AM 62 58
2 AM 58 57
3 AM 57 56
4 AM 57 56
5 AM 58 57
6 AM 60 57
7 AM 59 57
8 AM 56 58
9 AM 55 59
10 AM 53 61
11 AM 56 63
12 PM 59 64
1 PM 61 65
2 PM 63 65
3 PM 66 63
4 PM 64 62
5 PM 66 60
6 PM 70 59
7 PM 67 57
8 PM 65 55
9 PM 61 53
10 PM 52 52
11 PM 51 52
Weather and Ozone Data Thursday May 5, 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 61 3.7 SE 14.9 22 0 0.0
1 AM 62 4.2 S 14.3 22 0 0.0
2 AM 58 4.2 S 13.0 25 0 0.0
3 AM 57 3.7 S 12.6 26 0 0.0
4 AM 57 3.8 S 12.8 26 0 0.0
5 AM 58 3.0 SE 12.8 26 0 0.0
6 AM 60 2.6 SE 13.7 24 5 0.0
7 AM 59 3.8 S 14.1 25 57 0.0
8 AM 56 3.2 S 15.4 26 241 0.0
9 AM 55 3.3 S 17.4 24 436 0.0
10 AM 53 3.6 S 18.1 24 658 0.0
11 AM 56 4.5 S 19.4 21 801 0.0
12 PM 59 5.9 S 20.8 17 914 0.0
1 PM 61 5.6 S 20.9 16 909 0.0
2 PM 63 5.2 S 21.0 15 793 0.0
3 PM 66 6.0 S 21.5 12 876 0.0
4 PM 64 5.4 S 21.3 13 696 0.0
5 PM 66 6.4 S 20.6 12 491 0.0
6 PM 70 5.7 S 19.9 11 317 0.0
7 PM 67 5.4 S 18.5 12 121 0.0
8 PM 65 3.3 S 16.4 15 4 0.0
9 PM 61 3.9 S 14.7 17 0 0.0
10 PM 52 4.4 S 13.3 23 0 0.0
11 PM 51 5.1 S 12.3 29 0 0.0
U.S. Department of the Interior Accessibility Freedom of Information Act USA.gov Search
Privacy Policy Disclaimer NPS Home Contact Us
updated on 05/06/2016 3:40 PM  I   http://www.nature.nps.gov/air/data/current/data_GRCA-AS2.cfm   I  Email: Webmaster