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Current Ozone and Weather Data in National Parks


Walden - Chandler Ranch, CO
EPA AQS Site Number: 08-057-0003


Yesterday's Data   Data Timelines   Ozone Health Advisory  


Ozone Tuesday July 28, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM -- 35
1 AM 47 33
2 AM 46 32
3 AM 43 31
4 AM 41 31
5 AM 33 32
6 AM 20 33
7 AM 16 37
8 AM 25 42
9 AM 34 45
10 AM 41 47
11 AM 44 48
12 PM 47 49
1 PM 44 50
2 PM 51 51
3 PM 51 --
4 PM 52 --
5 PM 51 --
6 PM 51 --
7 PM 51 --
Weather and Ozone Data Tuesday July 28, 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 -- 12.5 N 12.2 42 0 0.0
1 AM 47 10.3 NW 11.1 43 0 0.0
2 AM 46 6.3 N 9.5 47 0 0.0
3 AM 43 5.0 N 8.0 52 0 0.0
4 AM 41 2.9 NE 7.2 53 0 0.0
5 AM 33 2.6 S 4.3 63 0 0.0
6 AM 20 2.1 S 1.4 78 1 0.0
7 AM 16 1.6 SW 1.5 81 53 0.0
8 AM 25 0.6 N 6.7 61 220 0.0
9 AM 34 0.8 S 10.7 48 406 0.0
10 AM 41 2.5 SW 13.5 41 585 0.0
11 AM 44 3.1 SW 15.9 33 738 0.0
12 PM 47 4.8 SW 18.3 26 851 0.0
1 PM 44 4.5 NW 19.4 25 915 0.0
2 PM 51 7.4 SW 21.0 18 930 0.0
3 PM 51 8.4 SW 21.2 18 889 0.0
4 PM 52 8.8 SW 21.5 16 795 0.0
5 PM 51 7.4 SW 21.7 16 653 0.0
6 PM 51 6.5 SW 21.3 17 484 0.0
7 PM 51 7.3 W 20.9 18 298 0.0
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updated on 07/28/2015 7:54 PM  I   http://www.nature.nps.gov/air/data/current/data_WALD-CR.cfm   I  Email: Webmaster