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Explore Air
Current Ozone and Weather Data in National Parks
Mammoth Cave NP - Houchin Meadows, KY
EPA AQS Site Number: 21-061-0501
| Ozone Saturday November 21, 2009 |
Hour Ending
(Local Time) |
1-Hour Average
(parts per billion) |
8-Hour Average
(parts per billion) |
| 12 AM |
45 |
38 |
| 1 AM |
43 |
36 |
| 2 AM |
-- |
34 |
| 3 AM |
39 |
34 |
| 4 AM |
39 |
34 |
| 5 AM |
36 |
36 |
| 6 AM |
35 |
38 |
| 7 AM |
29 |
40 |
| 8 AM |
34 |
43 |
| 9 AM |
32 |
45 |
| 10 AM |
31 |
47 |
| 11 AM |
41 |
50 |
| 12 PM |
52 |
50 |
| 1 PM |
52 |
50 |
| 2 PM |
52 |
49 |
| 3 PM |
52 |
-- |
| 4 PM |
52 |
-- |
| 5 PM |
50 |
-- |
| 6 PM |
49 |
-- |
| 7 PM |
44 |
-- |
| Weather and Ozone Data Saturday November 21, 2009 |
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 |
45 |
0.9 |
E |
9.6 |
72 |
0 |
0.0 |
| 1 AM |
43 |
1.1 |
E |
9.1 |
74 |
0 |
0.0 |
| 2 AM |
-- |
0.6 |
E |
7.3 |
83 |
0 |
0.0 |
| 3 AM |
39 |
0.9 |
E |
7.4 |
82 |
0 |
0.0 |
| 4 AM |
39 |
1.1 |
E |
7.8 |
79 |
0 |
0.0 |
| 5 AM |
36 |
1.0 |
SE |
7.1 |
82 |
0 |
0.0 |
| 6 AM |
35 |
1.1 |
E |
6.9 |
82 |
0 |
0.0 |
| 7 AM |
29 |
0.8 |
E |
5.4 |
88 |
5 |
0.0 |
| 8 AM |
34 |
1.2 |
SE |
7.6 |
78 |
53 |
0.0 |
| 9 AM |
32 |
1.2 |
E |
9.8 |
68 |
252 |
0.0 |
| 10 AM |
31 |
1.3 |
E |
12.6 |
61 |
377 |
0.0 |
| 11 AM |
41 |
1.8 |
SE |
14.4 |
54 |
467 |
0.0 |
| 12 PM |
52 |
2.0 |
E |
15.3 |
49 |
504 |
0.0 |
| 1 PM |
52 |
1.8 |
E |
15.9 |
50 |
472 |
0.0 |
| 2 PM |
52 |
1.9 |
NE |
16.3 |
49 |
359 |
0.0 |
| 3 PM |
52 |
1.7 |
NE |
16.3 |
49 |
234 |
0.0 |
| 4 PM |
52 |
1.5 |
E |
15.6 |
51 |
86 |
0.0 |
| 5 PM |
50 |
0.7 |
NE |
14.1 |
57 |
7 |
0.0 |
| 6 PM |
49 |
0.7 |
NE |
12.9 |
61 |
0 |
0.0 |
| 7 PM |
44 |
1.1 |
NE |
11.4 |
68 |
0 |
0.0 |
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