Moscow today condemned North Korea's latest nuclear test but said that there was no threat to Russians living in close proximity to the border.
Reports say it was the most powerful underground test to date. Pictured: North Korean presenter announces the nuclear test
'The Geophysical Service of the Russian Academy of Sciences did not register any seismic events and underground tremors at 16:00 local time on 12 February 2013, in the Russian Far Eastern region,' said the Russian Ministry of Emergency Situations.
'The radiation level is normal in the Far East. The radiation measurements are made in the usual mode in the region'.
Reports say it was the most powerful underground test to date by the reclusive Communist state.
Seismic monitors detected an unusual tremor in the area of the country's Punggye-ri nuclear test site, close to the Chinese border. The Russian Defence Ministry said the power of North Korea's nuclear test blast surpassed 7 kilotons.
'We condemn these actions by North Korea and see them, along with the recent ballistic rocket satellite launch, as a violation of corresponding UN Security Council resolutions,' a Russian foreign ministry source told Interfax.
The condemnation was echoed by other countries including the US, China and Japan.
The nuclear test was the North's first since youthful leader Kim Jong-Un took over from his father, Kim Jong-Il.
World's fluffiest, shyest, most expressive (and worryingly endangered) cat appears in wild photo-shoot.
Gelandewagen parade videos leads to 'career change' as Russia demands highest standards from secret servicemen.
Tornado - first since 1954 - signals freak downpour, opening craters in roads which swallow up cars.
All 17 people he was in contact with - six of them children - are also quarantined to prevent spread of one of world's most deadly infectious diseases.