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Country

United Kingdom of Great Britain and Northern Ireland

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Annex 2 State*

Yes

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Signature Date

1996-09-24

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Ratification Date

1998-04-06

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Monitoring Facilties

Location Type Treaty Code Status
Halley, Antarctica Radionuclide with Noble Gas RN69 Planned
Ascension Infrasound IS50 Certified
BIOT/Chagos Archipelago Radionuclide with Noble Gas RN66 Certified
St. Helena Radionuclide RN67 Certified
Tristan da Cunha Radionuclide with Noble Gas RN68 Certified
BIOT/Chagos Archipelago Hydroacoustic HA8 Certified
Tristan da Cunha Hydroacoustic HA9 Certified
Ascension Hydroacoustic HA10 Certified
Bermuda Infrasound IS51 Certified
BIOT/Chagos Archipelago Infrasound IS52 Certified
Tristan da Cunha Infrasound IS49 Certified
Eskdalemuir Auxiliary Seismic AS104 Certified
AWE Aldermaston Radionuclide Laboratories RL15 Certified

Additional Information

The United Kingdom ratified the CTBT jointly with France, as the 12th and 13th States to do so, see CTBTO press release.

Featured stations:

Facility Agreement entered into force 16 June 2004. See CTBTO press release on the signing of the agreement.