A 7.4 magnitude quake occurred around 6:19a.m. Thursday, May 23, 2013 (American Samoa time), in the Tonga region, according to the U.S. Geological Survey.
The Pacific Tsunami Warning Center’s preliminary bulletin says no tsunami was generated by the quake. The Information Bulletin states that only national and local government agencies have the authority to make decisions regarding the official state of alert in their area and any actions to be taken in response.