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 Thursday July 31, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 47 44
1 AM 47 42
2 AM 47 41
3 AM 48 40
4 AM 48 40
5 AM 44 40
6 AM 36 41
7 AM 35 44
8 AM 35 46
9 AM 36 49
10 AM 40 51
11 AM 47 53
12 PM 50 54
1 PM 54 55
2 PM 55 --
3 PM 56 --
4 PM 55 --
5 PM 55 --
6 PM 55 --
Weather and Ozone Data Thursday July 31, 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 47 2.7 NE 30.5 -- 0 0.0
1 AM 47 2.0 N 30.3 -- 0 0.0
2 AM 47 9.1 N 29.7 -- 0 0.0
3 AM 48 10.7 N 28.6 -- 0 0.0
4 AM 48 3.9 N 28.0 -- 0 0.0
5 AM 44 2.7 NE 26.4 -- 0 0.0
6 AM 36 2.3 SE 24.8 -- 0 0.0
7 AM 35 3.6 SE 24.7 -- 7 0.0
8 AM 35 3.4 E 25.1 -- 128 0.0
9 AM 36 3.7 SE 26.5 -- 313 0.0
10 AM 40 2.3 SE 28.4 -- 526 0.0
11 AM 47 1.3 S 31.4 -- 725 0.0
12 PM 50 1.8 W 32.9 -- 880 0.0
1 PM 54 3.2 NW 34.1 -- 980 0.0
2 PM 55 4.1 W 35.1 -- 1012 0.0
3 PM 56 5.9 W 36.1 -- 1006 0.0
4 PM 55 7.0 W 36.4 -- 856 0.0
5 PM 55 6.9 NW 36.3 -- 687 0.0
6 PM 55 6.4 N 35.1 -- 433 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 07/31/2014 6:51 PM  I   http://www2.nature.nps.gov/air/data/current/data_ZION-DW.cfm   I  Email: Webmaster