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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 Monday July 24, 2017 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 24 18
1 AM 19 17
2 AM 21 17
3 AM 21 18
4 AM -- 20
5 AM 14 23
6 AM 13 28
7 AM 14 33
8 AM 18 38
9 AM 21 42
10 AM 25 47
11 AM 37 51
12 PM 48 52
1 PM 53 51
2 PM 52 49
3 PM 52 45
4 PM 54 42
5 PM 56 40
6 PM 57 36
7 PM 48 32
8 PM 42 30
9 PM 33 28
10 PM 24 26
11 PM 29 26
Weather and Ozone Data Monday July 24, 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 24 0.7 SE 22.6 96 -- --
1 AM 19 1.1 S 22.5 96 -- 0.0
2 AM 21 1.0 S 22.0 96 -- 0.0
3 AM 21 0.7 S 21.5 96 -- 0.0
4 AM -- 0.7 S 21.1 96 -- 0.0
5 AM 14 0.7 E 20.8 96 -- 0.0
6 AM 13 0.6 SE 20.4 96 2 0.0
7 AM 14 0.7 SE 20.7 96 52 0.0
8 AM 18 0.9 S 22.3 96 160 0.1
9 AM 21 1.0 SW 24.2 93 279 0.0
10 AM 25 1.1 SW 25.4 89 431 0.0
11 AM 37 1.2 SW 27.4 81 591 0.0
12 PM 48 1.3 W 28.8 75 619 0.0
1 PM 53 1.4 W 29.7 69 699 0.0
2 PM 52 1.5 SW 30.7 65 638 0.0
3 PM 52 1.3 SW 31.2 63 609 0.0
4 PM 54 1.4 W 31.3 61 531 0.0
5 PM 56 1.8 W 31.3 59 461 0.0
6 PM 57 1.3 W 30.8 59 295 0.0
7 PM 48 0.5 S 29.1 71 148 0.0
8 PM 42 0.5 SE 27.2 79 11 0.0
9 PM 33 0.6 NE 25.7 90 -- --
10 PM 24 0.7 NE 25.3 94 -- 0.0
11 PM 29 1.5 NW 25.3 89 -- 0.0
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updated on 07/25/2017 7:41 AM  I   http://nature.nps.gov/air/data/current/data_MACA-HM2.cfm   I  Email: Webmaster