Expert Meeting on Tsunami Sources, Hazards, Risk and Uncertainties Associated with Vanuatu, San Cristobal and New Britain Subduction Zones

14 - 17 May 2024,

Vanuatu

Annotated Agenda

1.1 Welcome and Introductions/role of IOC,ICG-PTWS, and SMART
1.10 TAMTAM catalyzing student involvement and education
1.11 Summary of day 1, Discussion, revise agenda if required
1.2 Overview of meeting aims/objectives/IOC requirements and expectations of experts meeting
1.3 Introductions
1.4 Regional tectonic overview
1.5.1 Introduce the SATREPS project
1.5.2 JICA's Van-REDI project
1.5.3 Vanuatu trench historical earthquakes and catalogues
1.6 Tunsami modelling and the 2021 and 2023 Loyalty Islands earthquakes and tsunamis
1.7 Introduction of French initiatives on the Tamtam SMART cable project
1.8 Synergies between the project Geophysical Study of Ongoing Subduction Initiation Along the Matthew-Hunter Trench and Tamtam SMART
1.9 Vanuatu perspective on experts workshop and Tamtam SMART Cable in the region
2.1 Introdution of Day 2
2.2.1 Global practice and global analogues
2.2.2 Overview of trench systems
2.2 Current state overviews
2.3.1 Volcano sources
2.3.1 Tsunami Modelling/Tsunami Science
2.3.2 Deterministic seismic assessment options
2.3.3 Seismology
2.3.4 Paleotsunami
2.3.5 GNSS/Geodesy
2.3 Current state scientific updates continued
2.4 Analysis Options: Probailistic seismic assessment options
2.4 Analysis Options: Deterministic vs. probabilistic approaches - discussion
2.5 Constraints: Discussion
2.5 Discussion on elicitation process on seismic source models to support tsunami discussions (Potential models that can be tested)
2.6 Discussion on elicitation process on seismic source models to support tsunami discussions (potential models that can be tested)
3.1 Re-confirm and test meeting outcomes and following Day 2 (What can/we need to acheive and priorities)
3.2.1 Agree on scenarios for each trench system (incluidng credibiltiy ranking) Part 1
3.2.2 Agree on scenarios for each trench system (incluidng credibility ranking) Part 2
3.2.3 Agree on scenarios for each trench system (incluidng credibility ranking) Part 3
3.3 Implications for tsunanim hazards and warning - do our findings change accepted state?
3.4 How can we test the impact of the scenarios?
4.1 Re-confirm and test meeting outcomes and follwing Day 2 (what can/we need to achieve and priorities)
4.10 Data Management TAMTAM Cable
4.11 Closing
4.2 Review of scenarios (Hopefully follwing some modeling)
4.3 Anything we have missed? Recommended further work
4.4 Summary
4.6 Review the TAMTAM Project
4.6 Discussion - Question and answer with Ministers and Delegates
4.7 Review of expert meeting result in relation to the TAMTAM Cable
4.8 Prima and TAMTAM Cable
4.9 Pacific Peering and TAMTAM Cable