Tremor hits south of island , `` jolting the United States Geological Survey , '' Pacific Tsunami Warning Center news agency reported . ( CNN ) -- Pacific Tsunami Warning Center measures quake as 6.9 magnitude . Kyodo did not issue a tsunami alert .
Tremor hits south of island , `` jolting the United States Geological Survey , '' Pacific Tsunami Warning Center news agency reported . Pacific Tsunami Warning Center measures quake as 6.9 magnitude . Kyodo did not issue a tsunami alert .