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


Yesterday's Data   Data Timelines   Ozone Health Advisory  


Ozone Tuesday June 30, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 45 45
1 AM 46 45
2 AM 44 --
3 AM 44 --
4 AM 44 --
5 AM 48 --
6 AM 48 --
Weather and Ozone Data Tuesday June 30, 2015
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 45 1.5 W 22.7 40 0 0.0
1 AM 46 1.5 NW 22.4 41 0 0.0
2 AM 44 1.3 SW 20.5 47 0 0.0
3 AM 44 1.6 S 19.8 50 0 0.0
4 AM 44 2.2 S 19.8 49 0 0.0
5 AM 48 2.3 NW 21.6 41 0 0.0
6 AM 48 2.2 N 22.1 41 19 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 06/30/2015 7:42 AM  I   http://www2.nature.nps.gov/air/data/current/data_GRCA-AS.cfm   I  Email: Webmaster