Regional Drought Early Warning Systems (RDEWS) - ID Numbers
| Area | AOI Value |
|---|
| California-Nevada DEWS | 2 |
| Intermountain West DEWS | 20 |
| Midwest DEWS | 4 |
| Missouri River Basin DEWS | 7 |
| Northeast DEWS | 23 |
| Pacific Northwest DEWS | 5 |
| Southeast DEWS | 24 |
| Southern Plains DEWS | 8 |