Mammoth Cave National Park
View of Green River Valley Looking North-Northwest •
updated 10/22/2009 8:15 PM CDT •
Visual range is approximately 75 miles
|
Current Ozone Conditions
as of 10/22/2009 07:00 PM CDT •
Current 1-hour average concentration |
43 ppb |
Current 8-hour average concentration |
40 ppb |
| Good |
Moderate |
Unhealthy for Sensitive Groups |
Unhealthy |
Very
Unhealthy |
 |
|
|
|
|
| 0 |
60 |
76 |
96 |
116 ppb |
|
|
Current Particulate Conditions
as of 10/22/2009 07:00 PM CDT •
Current 1-hour average PM2.5 concentration |
2.0 ug/m3 |
Current 24-hour average PM2.5 concentration |
8.5 ug/m3 |
| Good |
Moderate |
Unhealthy for Sensitive Groups |
Unhealthy |
Very
Unhealthy |
|
|
|
|
|
| 0 |
15 |
40 |
65 |
150 ug/m3 |
|
|
Current Meteorological Conditions
as of 10/22/2009 08:00 PM CDT •
Current temperature |
unavailable |
Current relative humidity |
unavailable |
Current wind |
SE - 2 mph |
Precipitation in last hour |
0 inches |
|
