National Park Service Arrowhead
Explore Air

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 October 29, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 20 19
1 AM 20 18
2 AM 18 18
3 AM 22 18
4 AM -- 17
5 AM 19 18
6 AM 19 20
7 AM 18 22
8 AM 16 24
9 AM 17 27
10 AM 16 30
11 AM 18 33
12 PM 26 35
1 PM 31 37
2 PM 36 37
3 PM 38 36
4 PM 39 35
5 PM 39 33
6 PM 40 31
7 PM 38 28
8 PM 37 26
9 PM 33 24
10 PM 28 21
11 PM 26 18
Weather and Ozone Data Wednesday October 29, 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 20 0.9 S 10.2 96 1 0.3
1 AM 20 0.9 S 10.2 96 1 0.1
2 AM 18 1.0 S 10.3 96 1 0.1
3 AM 22 1.1 S 10.2 96 1 0.7
4 AM -- 0.6 SE 10.1 96 1 0.0
5 AM 19 0.7 S 9.9 97 1 0.0
6 AM 19 0.7 S 9.5 97 1 0.0
7 AM 18 0.8 SW 9.4 98 1 0.0
8 AM 16 1.0 SW 9.2 98 14 0.0
9 AM 17 1.2 S 9.4 98 103 0.0
10 AM 16 1.2 SW 9.5 98 158 0.0
11 AM 18 1.3 SW 10.5 97 371 0.0
12 PM 26 1.7 SW 13.3 82 592 0.0
1 PM 31 1.8 SW 15.6 65 632 0.0
2 PM 36 3.0 W 16.7 46 557 0.0
3 PM 38 3.4 W 17.3 37 536 0.0
4 PM 39 3.3 W 16.9 39 323 0.0
5 PM 39 2.2 W 16.0 42 78 0.0
6 PM 40 2.2 NW 15.3 40 14 0.0
7 PM 38 1.9 NW 13.6 45 0 0.0
8 PM 37 2.0 NW 12.4 50 0 0.0
9 PM 33 2.5 NW 11.3 56 0 0.0
10 PM 28 1.7 N 10.0 62 0 0.0
11 PM 26 0.8 N 8.6 68 0 0.0
U.S. Department of the Interior Accessibility Freedom of Information Act USA.gov Search
Privacy Policy Disclaimer NPS Home Contact Us
updated on 10/30/2014 7:39 AM  I   http://nature.nps.gov/air/data/current/data_MACA-HM2.cfm   I  Email: Webmaster