The quake hit around 46 kilometres north-west of the coastal townof Valparaiso at 0:50 am (0350 GMT), according to the geophysicsdepartment of University of Chile in Santiago.
The United States Geological Survey put the magnitude at 6.7.
Authorities ordered an evacuation of low-lying coastal areas fromTongoy in the north to the southern town of Constitucion, a stretchof around 700 kilometres.
The Pacific Tsunami Warning Centre said that there was little riskof a tsunami from the data available.//DPA