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Entry: Orange

stable

URI: http://codes.wmo.int/49-2/AviationColourCode/ORANGE    

Volcano is exhibiting heightened unrest with increased likelihood of eruption. Or, volcanic eruption is underway with no or minor ash emission [specify ash-plume height if possible].

Core metadata

is a Concept
changed on 19 Nov 2025 09:58:03.853
submitted bymarq h
accepted on 30 Dec 2016 13:27:16.889

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date accepted 30 Dec 2016 13:27:16.889
date submitted 30 Dec 2016 13:26:16.257
definition
entity Orange
source graph graph

description Volcano is exhibiting heightened unrest with increased likelihood of eruption. Or, volcanic eruption is underway with no or minor ash emission [specify ash-plume height if possible].
item class Concept
label Orange
modified 19 Nov 2025 09:58:03.853
notation ORANGE
register aviation colour code
status status stable
submitter
account name https://plus.google.com/100578379482821123729
name marq h

type register item
version info 4
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Definition

description Volcano is exhibiting heightened unrest with increased likelihood of eruption. Or, volcanic eruption is underway with no or minor ash emission [specify ash-plume height if possible].
label Orange
notation ORANGE
type Concept
version info 2023 1 | 2021 2 | 3.0 | 2.1