Current Ozone and Weather Data in National Parks
Yosemite National Park - Turtleback Dome, CA
EPA AQS Site Number: 06-043-0003
| Yesterday's Data | Data Timelines | Ozone Health Advisory |
|---|
| Ozone Friday November 20, 2009 | ||
|---|---|---|
| Hour Ending (Local Time) |
1-Hour Average (parts per billion) |
8-Hour Average (parts per billion) |
| 12 AM | 49 | 51 |
| 1 AM | 54 | -- |
| 2 AM | 53 | -- |
| 3 AM | 51 | -- |
| 4 AM | 51 | -- |
| 5 AM | 49 | -- |