Magnitude 6.2 quake strikes off Indonesia's SumatraThere was no risk on a tsunami, the agency added. There were no immediate reports of damage. 
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Jakarta: A magnitude 6.2 quake struck off the shores of Indonesia's Sumatra island on Tuesday with the epicentre at a depth of 12km, the country's geophysics agency said.
There was no risk on a tsunami, the agency added. There were no immediate reports of damage.