Register: Volcanic Aviation Colour Code
stable
URI: http://codes.wmo.int/iwxxm/AviationColourCode
The items within this code table are the volcano level of alert colour codes for aviation defined in ICAO Doc 9766
Contents
| Notation | Name | Description | Status |
|---|---|---|---|
| GREEN | Green | Volcano is in normal, non-eruptive state. Or, after a change... | stable |
| ORANGE | Orange | Volcano is exhibiting heightened unrest with increased likeli... | stable |
| RED | Red | Eruption is forecasted to be imminent with significant emissi... | stable |
| UNASSIGNED | Unassigned | Not assigned | stable |
| YELLOW | Yellow | Volcano is experiencing signs of elevated unrest above known ... | stable |