The quake struck at 04:32 am (0232 GMT) with an epicentre near the Karakocan town in Elazig province, the Istanbul-based Kandilli observatory said on its web site.
The Anatolia news agency quoted the governor of Elazig, Muammer Erol, as saying that they had so far received reports of a house damaged in a village.
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Deadly earthquakes are frequent in Turkey, which is crossed by several active fault-lines. Two powerful tremors in the heavily populated northwest claimed about 20,000 lives in August and November 1999.

