WASHINGTON (Reuters) - A 5.9 magnitude earthquake struck on Saturday at 7:44 a.m. Pacific time off the U.S. northern Pacific coast of Oregon, the U.S. Geological Survey said.

The quake was centered 112 miles west of Port Orford, Oregon, at a depth of 6.2 miles, the USGS said.

The USGS initially put the quake at 6.0 magnitude. There were no reports of a tsunami threat to the area.