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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 Monday April 20, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 24 34
1 AM 24 36
2 AM 33 37
3 AM 40 38
4 AM 41 38
5 AM 40 38
6 AM 40 39
7 AM 37 39
8 AM 35 40
9 AM 36 41
10 AM 38 43
11 AM 40 45
12 PM 42 46
1 PM 44 47
2 PM 44 48
3 PM 44 --
4 PM 47 --
5 PM 47 --
6 PM 54 --
7 PM 52 --
Weather and Ozone Data Monday April 20, 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 24 1.0 NE -3.8 90 0 0.0
1 AM 24 0.9 N -3.1 91 0 0.0
2 AM 33 3.9 N -2.7 92 0 0.0
3 AM 40 4.9 NW -3.1 96 0 0.0
4 AM 41 5.1 N -3.4 96 0 0.0
5 AM 40 2.1 N -3.5 96 0 0.0
6 AM 40 3.0 N -3.8 96 0 0.0
7 AM 37 0.9 N -4.4 96 12 0.0
8 AM 35 1.3 W -3.5 95 83 0.0
9 AM 36 2.2 SW -2.9 92 213 0.0
10 AM 38 1.0 S -1.3 86 406 0.0
11 AM 40 0.8 NW 1.0 72 584 0.0
12 PM 42 2.1 NE 2.5 62 817 0.0
1 PM 44 3.8 N 3.1 59 700 0.0
2 PM 44 7.1 NW 3.4 61 722 0.0
3 PM 44 7.5 NW 3.4 67 705 0.0
4 PM 47 6.9 NW 4.3 61 661 0.0
5 PM 47 6.5 NW 5.9 52 656 0.0
6 PM 54 8.3 NW 6.4 39 461 0.0
7 PM 52 6.7 NW 5.7 42 231 0.0
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updated on 04/20/2015 7:42 PM  I   http://www2.nature.nps.gov/air/data/current/data_WALD-CR.cfm   I  Email: Webmaster