According to Resolution XXIII-14 membership in ICG/NEAMTWS includes:
Member States establish Tsunami National Contacts that represent the country in the coordination of international tsunami warning and mitigation activities.
Member States
Observer Member States
Cameroon
Canada
Cote d'Ivoire
Guinea
Senegal
Switzerland
Togo
United States of America
Invited Observers
United Nations organizations
International Hydrographic Organization (IHO)
International Telecommunications Union (ITU)
United Nations Environment Programme, Mediterranean Action Plan (UNEP/MAP) and Regional Activity Centre for Priority Actions Programme (PAR/RAC)
United Nations Institute for Training and Research (UNITAR)
United Nations International Disaster Reduction Strategy (UNISDR)
United Nations University, Institute for Environment and Human Security (UNU-EHS)
World Meteorological Organization (WMO)
Other intergovernmental organizations
European Commission, Directorates-General for Environment - Civil Protection; Information Society and Media; Research; and Joint Research Centre
Preparatory Commission for the Comprehensive Nuclear-Test-Ban Treaty Organization (CTBTO)
Other invited organizations
European Sea Level Service (ESEAS)
Euro-Mediterranean Seismological Centre (CSEM/EMSC)
International Ocean Institute (IOI)
World Agency of Planetary Monitoring and Earthquake Risk Reduction (WAPMERR)