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Issue time:

Colour code


Fecha: 2015-09-21 07:00 UTC
Area: Africa
Source: Satellite Data
Aviation colour code:  unknown
Summit elevation:  4565m
Eruption Details: eruption decreasingobs va dtg: 21/0700z

nube de ceniza volcánica Africa - Meru   lunes 21.09.2015 07:00 UTC

Remarks: no so2/va cloud detected. just water vapor observed near thesummit.

This data supplements the official Volcanic Ash Advisory Graphics and Volcanic Ash Advisories. The data is to be used with caution. The official Volcanic Ash Graphics and Volcanic Ash Advisories take precedence in all circumstances. Please refer to national NOTAMs for definitive boundaries of no-fly areas.

Altitiude levels (International Standard Atmosphere)

SFC to FL200 - Ash concentrations between the surface and 20,000 feet.
FL200 to FL350 - Ash concentrations between 20,000 feet and 35,000 feet.
FL350 to FL550 - Ash concentrations between 35,000 feet and 55,000 feet.
SFC to 6000FT - Ash concentrations between the surface and 6,000 feet.