Issue time:

Colour code


Date: 2014-09-22 00:00 UTC
Volcano:Lokon Empung
Area: Indonesia
Source: Pirep
Aviation colour code:  orange
Summit elevation:  1580m
Eruption Details: va plume to fl090 observed at21/2330z extending to sw

Volcano ash cloud Indonesia - Lokon Empung   Monday 22 Sep 2014 00:00 UTC

Remarks: pirep reporting va plume from volcano lokon empung orvolcano mahawu. however ash is not discernible on satelliteimagery or lokon web cam. the situation will be closely

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.