Quake Strikes off Coast of Eastern Russia The U.S. Geological Survey says a magnitude-6.1 earthquake has struck off the coast of eastern Russia. The strong temblor was centered 166 miles (268 km) south-southwest of Il'pyrskiy, just off Russia's Far East Coast at 11:15 p.m. EDT on Saturday, according to the USGS website. There were no immediate reports of injuries or damages and there was no immediate tsunami alert issued.