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


Today's Data   Data Timelines   Ozone Health Advisory  
Ozone Friday January 20, 2017 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 37 36
1 AM 36 36
2 AM 37 36
3 AM 37 36
4 AM 39 36
5 AM 35 36
6 AM 36 36
7 AM 35 37
8 AM 39 38
9 AM 36 38
10 AM 36 39
11 AM 38 39
12 PM 36 39
1 PM 39 40
2 PM 40 40
3 PM 42 40
4 PM 41 40
5 PM 41 40
6 PM 41 39
7 PM 39 39
8 PM 40 39
9 PM 39 40
10 PM 40 40
11 PM 41 40
Weather and Ozone Data Friday January 20, 2017
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 37 1.6 NE 1.0 0 0 0.0
1 AM 36 1.8 E 1.4 0 0 0.0
2 AM 37 1.4 SE 1.8 0 0 0.0
3 AM 37 1.8 SE 2.0 0 0 0.0
4 AM 39 2.1 E 2.2 0 0 0.0
5 AM 35 2.5 E 1.5 0 0 1.0
6 AM 36 2.3 SE 1.3 0 0 0.0
7 AM 35 2.7 SE 1.6 0 0 0.0
8 AM 39 2.9 E 2.1 0 1 0.0
9 AM 36 3.5 E 2.3 0 19 0.0
10 AM 36 3.5 E 2.8 0 56 0.0
11 AM 38 4.5 SE 3.6 0 46 0.3
12 PM 36 3.0 SE 3.6 0 55 0.0
1 PM 39 3.3 SE 3.8 0 61 0.8
2 PM 40 2.0 E 3.7 0 58 1.0
3 PM 42 1.7 E 3.8 0 52 0.8
4 PM 41 2.1 E 3.7 0 38 0.3
5 PM 41 2.0 E 3.5 0 19 1.0
6 PM 41 2.2 E 3.2 0 5 --
7 PM 39 2.5 NE 3.1 0 0 1.8
8 PM 40 3.3 NE 2.5 0 0 1.5
9 PM 39 1.8 NE 3.0 0 0 0.0
10 PM 40 2.4 SE 4.0 0 0 0.0
11 PM 41 2.9 S 4.9 0 0 0.3
U.S. Department of the Interior Accessibility Freedom of Information Act USA.gov Search
Privacy Policy Disclaimer NPS Home Contact Us
updated on 01/21/2017 5:41 AM  I   http://www.nature.nps.gov/air/data/current/data_ZION-DW2.cfm   I  Email: Webmaster