IAVWOPSG-Memo/4

22/7/04

MEMORANDUM

Ref.: AN 10/18.2

To:	Members, International Airways Volcano Watch Operations Group (IAVWOPSG)
From:	IAVWOPSG Secretary
Subject:	Follow-up action of the IAVWOPSG/1 Meeting
Action:	a)	note the information; and

b)	undertake the follow-up action, as required.

I am pleased to inform you that, on 15 June 2004, the Air Navigation Commission reviewed the report of the first meeting of the International Airways Volcano Watch Operations Group (IAVWOPSG/1), Bangkok, 15 to 19 March 2004. In this context, seven conclusions which involve coordination with States and international organizations, and additions or changes to the work of the group, were brought to the attention of the Commission:

—	Conclusion 1/5 — Reporting, recording and post-flight reporting of aircraft observations of volcanic activity;

—	Conclusion 1/8 — Coordination with the International Union of Geodesy and Geophysics;

—	Conclusion 1/9 — Amendment to Annex 15 — Aeronautical Information Services regarding the level of alert colour code;

—	Conclusion 1/12 — Extension of the areas of responsibility of VAACs;

—	Conclusion 1/24 — Development of a VEI/Source term matrix;

—	Conclusion 1/27 — Increase of the workload of the volcanic ash advisories centres; and

—	Conclusion 1/34 — Update of the work programme of the IAVWOPSG.

I am also pleased to inform that all the language versions (English, French, Russian and Spanish) of the executive summary related to the IAVWOPSG/1 Meeting have been placed on the IAVWOPSG website at: www.icao.int/anb/iavwopsg

The updated work programme and a list of details of the follow-up action to be undertaken have also been placed on the group's website. In view of the extensive work programme, I would encourage you to start undertaking the follow-up action, at your earliest convenience.

Best regards,

(original signed by

Olli M. Turpeinen for)

Raul Romero