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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 Tuesday April 22, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 53 42
1 AM 46 39
2 AM 40 37
3 AM 43 37
4 AM -- 37
5 AM 42 39
6 AM 39 41
7 AM 35 43
8 AM 32 46
9 AM 34 49
10 AM 38 52
11 AM 45 55
12 PM 52 57
1 PM 55 57
2 PM 57 57
3 PM 57 56
4 PM 59 56
5 PM 57 55
6 PM 60 54
7 PM 59 52
8 PM 57 50
9 PM 54 49
10 PM 52 48
11 PM 51 46
Weather and Ozone Data Tuesday April 22, 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 53 0.8 S 18.8 63 0 0.0
1 AM 46 1.0 S 18.6 64 0 0.0
2 AM 40 1.1 NW 17.7 71 0 0.0
3 AM 43 1.1 W 17.0 79 0 0.0
4 AM -- 0.8 SW 16.7 84 0 0.0
5 AM 42 0.8 SW 16.5 86 0 0.0
6 AM 39 1.1 SW 16.5 87 0 0.0
7 AM 35 1.1 SW 16.4 89 10 0.0
8 AM 32 1.4 W 16.7 91 57 0.0
9 AM 34 2.3 W 17.4 89 164 0.0
10 AM 38 2.4 NW 18.4 84 388 0.0
11 AM 45 2.5 NW 19.5 76 513 0.0
12 PM 52 2.9 NW 21.0 65 716 0.0
1 PM 55 3.6 NW 21.9 59 671 0.0
2 PM 57 4.0 NW 22.8 53 726 0.0
3 PM 57 4.5 NW 22.5 52 661 0.0
4 PM 59 4.4 NW 23.0 43 724 0.0
5 PM 57 4.1 NW 22.7 41 531 0.0
6 PM 60 3.8 NW 21.9 34 326 0.0
7 PM 59 4.2 N 20.6 33 114 0.0
8 PM 57 4.2 N 18.8 32 6 0.0
9 PM 54 3.2 NW 17.0 35 0 0.0
10 PM 52 2.5 NW 15.8 39 0 0.0
11 PM 51 1.7 NW 14.7 43 0 0.0
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updated on 04/23/2014 8:43 PM  I   http://www.nature.nps.gov/air/data/current/data_MACA-HM2.cfm   I  Email: Webmaster