The following is the full text of the announcement carried on North Korea's official Korean Central News Agency as reported on the Reuters news agency:
"The field of scientific research in the DPRK (North Korea) successfully conducted an underground nuclear test under secure conditions on October 9, Juche 95 (2006) at a stirring time when all the people of the country are making a great leap forward in the building of a great, prosperous, powerful socialist nation.
"It has been confirmed that there was no such danger as radioactive emission in the course of the nuclear test as it was carried out under a scientific consideration and careful calculation.
"The nuclear test was conducted with indigenous wisdom and technology 100%. It marks a historic event as it greatly encouraged and pleased the KPA (Korean People's Army) and people that have wished to have powerful self-reliant defence capability.
"It will contribute to defending the peace and stability on the Korean peninsula and in the area around it."