A moderate earthquake measuring 5.6 hit an area near Kodiak Island off the southern shore of US state of Alaska, US government said Monday. The epicenter of the tremor, which occurred at 23:13 pm local time (0713 GMT), was located 111 kilometers (69 miles) south southeast of Old Harbor, Alaska, the US Geological Survey said. There were no immediate reports of casualties or damage. The reading was based on the open-ended Moment Magnitude scale, now used by US seismologists, which measures the area of the fault that ruptured and the total energy released.