Philippines : No immediate reports of injuries from the 6.2-magnitude quake . Quake struck some 1,100 km ( 680 miles ) south of Manila , the USGS says . Manila is located on the quake - prone ` ` Ring of Fire '' Pacific Tsunami Warning Center did not issue a tsunami warning .
NEW : No immediate reports of injuries from the 6.2-magnitude quake . Quake struck some 1,100 km ( 680 miles ) south of Manila , the USGS says . Philippines is located on the quake-prone `` Ring of Fire '' Pacific Tsunami Warning Center did not issue a tsunami warning .