Volcanic ashfall
| Region/Country | Description |
|---|---|
| US | Ashfall may originate directly from a volcanic eruption, or indirectly by wind suspending the ash. |
| EU | Volcanic ashfall. |
| Region/Country | Description |
|---|---|
| US | Ashfall may originate directly from a volcanic eruption, or indirectly by wind suspending the ash. |
| EU | Volcanic ashfall. |