An earthquake measuring 6.2 on the Richter scale struck off the Samoa Islands on Samoa local time Monday morning, the U.S. Geological Survey said.

The quake, occurred at 11:49 a.m. Monday Samoa local time (2249 GMT Monday), was centered 170 km southwest of the Samoa capital of Apia at a depth of 10 km.

No immediate tsunami alert was issued by the Pacific Tsunami Warning Center following the quake.

There have been no reports of casualties or damages so far.

A magnitude 8.0 earthquake on Sept. 29 triggered a tsunami, which killed at least 143 people, 32 in American Samoa and nine in Tonga.