Annex 2 State*No
Signature Date24-SEP-1996
Ratification Date26-JUN-2000

Monitoring Facilities

LocationTypeTreaty CodeStatus
FloresHydroacoustic StationHA07Certified
Azores, Graziosa IslandsInfrasound StationIS42Certified
Ponta Delgada, Sao Miguel, AzoresRadionuclide StationRN53Certified

Additional Information

Facility Agreement: Signed (17 February 2011)

Through five so-called EU Joint Actions adopted in the framework of the European Union’s Common Foreign and Security Policy, Portugal has made substantial voluntary contributions in support of the CTBTO’s work in areas such as training, verification regime enhancement and technical assistance to third countries. Both the 2012 EU Joint Action and the preceding one in 2010 amounted to over € 5 million.

Portugal was the 59th State to ratify the CTBT, see CTBTO press release.

Tsunami warning agreement with Portugal, see CTBTO highlight.


"The verification regime of the CTBT is an extremely important element to make sure that the world can react in time to an event that may endanger international peace and security"
Portuguese Secretary of State João Gomes Cravinho in CTBTO Spectrum, issue 16 - read article (PDF)

Country Profiles

Country Profiles