National Park Service Arrowhead
Explore Air

Current Ozone and Weather Data in National Parks


Zion National Park - Dalton Wash, UT
EPA AQS Site Number: 49-053-0130


Yesterday's Data   Data Timelines   Ozone Health Advisory  


Ozone Sunday December 21, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 19 19
1 AM 18 19
2 AM 18 19
3 AM 19 --
4 AM 21 --
5 AM 20 --
6 AM 19 --
7 AM 19 --
Weather and Ozone Data Sunday December 21, 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 19 2.3 E 3.1 -- 0 0.0
1 AM 18 1.6 E 3.1 -- 0 0.0
2 AM 18 1.6 E 2.9 -- 0 0.0
3 AM 19 1.4 E 2.6 -- 0 0.0
4 AM 21 2.2 E 2.4 -- 0 0.0
5 AM 20 2.1 SE 2.1 -- 0 0.0
6 AM 19 1.2 E 2.0 -- 0 0.0
7 AM 19 2.1 SE 1.8 -- 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 12/21/2014 8:39 AM  I   http://www2.nature.nps.gov/air/data/current/data_ZION-DW.cfm   I  Email: Webmaster