Current Ozone and Weather Data in National Parks
Grand Canyon National Park - The Abyss, AZ
EPA AQS Site Number: 04-005-8001
| Yesterday's Data | Data Timelines | Ozone Health Advisory |
|---|
| Ozone Thursday May 23, 2013 | ||
|---|---|---|
| Hour Ending (Local Time) |
1-Hour Average (parts per billion) |
8-Hour Average (parts per billion) |
| 12 AM | 56 | -- |
| 1 AM | 58 | -- |