SAN FRANCISCO (CBS SF) — A powerful earthquake has struck in waters off Cuba and Jamaica, according to the U.S. Geological Survey.

The USGS said the quake had a 7.7 magnitude and hit at 2:10 p.m. ET about 70 miles southwest of Cuba and about 73 miles northwest of Jamaica.

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Damage or injury reports were not immediately available. The quake was so powerful that some people in Miami say they felt their building shake.

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