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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


Yesterday's Data   Data Timelines   Ozone Health Advisory  


Ozone Friday July 21, 2017 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 31 21
1 AM 28 19
2 AM 24 18
3 AM 22 18
4 AM -- --
5 AM 15 --
6 AM 12 --
7 AM 15 --
8 AM 18 --
9 AM 26 --
Weather and Ozone Data Friday July 21, 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 31 0.5 SE 24.6 95 -- 0.0
1 AM 28 0.5 E 24.2 96 -- 0.0
2 AM 24 0.5 E 23.7 96 -- 0.0
3 AM 22 0.6 SE 23.3 96 -- 0.0
4 AM -- 0.8 SE 23.0 96 -- 0.0
5 AM 15 0.7 SE 23.0 96 -- 0.0
6 AM 12 0.7 S 23.0 96 0 0.0
7 AM 15 0.7 SE 22.9 96 30 --
8 AM 18 1.1 S 24.7 94 164 0.0
9 AM 26 1.0 S 27.5 85 326 0.0
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updated on 07/21/2017 8:40 AM  I   http://www.nature.nps.gov/air/data/current/data_MACA-HM.cfm   I  Email: Webmaster