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A strong quake struck at sea off the central Philippines on Friday, but there were no immediate reports of casualties or damage, seismologists said. 8 i8 m+ ]3 Q( r! H! l/ O9 `& c& a; f0 v
The U.S. Geological Survey measured the quake at 6.0, while the Philippine Institute of Volcanology and Seismology (Phivolcs) put it at 6.1.
. _7 v4 u' R# C9 ~. n, vIt struck in the South China Sea off the west coast of Mindoro island at 2:23 p.m. local (0623 GMT).
# n7 _* ^3 j; I/ ^* ~Local seismologist Ismael Narag said the quake generated enough potential power to unleash big waves, but added that the authorities did not think it was capable of triggering a tsunami so Phivolcs issued no warning.
; N" X& E- X; w& x"It would have to be at least 6.5 magnitude to generate a tsunami," he said over local radio.
# U: z, e5 A* x& SThe earth's disturbance occurred about 50.1 kilometers (31.1 miles) beneath the surface, according to a U.S. Geological Survey advisory.
5 F2 G7 R2 k1 C/ R+ ~It gave the center at a spot about 30 kilometers off Calintaan, a western Mindoro town of 24,000 people.
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