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Current Ozone and Weather Data in National Parks


Mammoth Cave NP - Houchin Meadows, KY
EPA AQS Site Number: 21-061-0501


Today's Data   Data Timelines   Ozone Health Advisory  
Ozone Wednesday August 20, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 25 18
1 AM 20 16
2 AM 20 16
3 AM 19 18
4 AM -- 20
5 AM 16 23
6 AM 14 27
7 AM 12 32
8 AM 14 36
9 AM 20 41
10 AM 31 45
11 AM 38 47
12 PM 46 48
1 PM 47 47
2 PM 50 45
3 PM 49 42
4 PM 50 40
5 PM 53 37
6 PM 49 33
7 PM 45 30
8 PM 38 26
9 PM 31 25
10 PM 28 24
11 PM 27 23
Weather and Ozone Data Wednesday August 20, 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 25 0.6 SE 25.3 85 0 0.0
1 AM 20 1.2 SE 24.3 90 0 0.0
2 AM 20 1.1 S 24.3 90 0 0.0
3 AM 19 1.1 S 24.1 91 0 0.0
4 AM -- 1.0 S 23.6 93 0 0.0
5 AM 16 0.9 S 23.3 94 0 0.0
6 AM 14 1.0 S 22.9 96 1 0.0
7 AM 12 0.9 S 22.8 96 18 0.0
8 AM 14 1.2 S 23.8 93 118 0.0
9 AM 20 1.1 S 25.3 89 309 0.0
10 AM 31 1.5 S 26.8 85 365 0.0
11 AM 38 1.4 S 27.7 82 387 0.0
12 PM 46 1.7 S 29.6 75 722 0.0
1 PM 47 1.7 SW 30.2 72 488 0.0
2 PM 50 1.4 W 30.3 72 553 0.0
3 PM 49 2.0 NW 31.0 66 722 0.0
4 PM 50 2.6 NW 31.1 63 458 0.0
5 PM 53 2.5 NW 29.5 66 35 0.0
6 PM 49 2.4 S 23.4 82 15 0.0
7 PM 45 1.3 S 22.8 87 20 0.0
8 PM 38 1.2 S 22.2 91 2 0.0
9 PM 31 1.3 SE 22.0 94 0 0.0
10 PM 28 1.5 SE 21.9 94 0 0.0
11 PM 27 1.3 SE 21.6 94 0 0.0
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updated on 08/21/2014 11:41 PM  I   http://www.nature.nps.gov/air/data/current/data_MACA-HM2.cfm   I  Email: Webmaster