(CNN) -- A magnitude 6.4 earthquake rattled southern Taiwan on Thursday morning, according to the U.S. Geological Survey. There were no immediate reports of damage, injuries or deaths.
The quake struck at about 8:20 a.m. (7:20 p.m. Wednesday ET) in a mountainous region about 25 miles northwest of Taitung, on the southeast coast, and 40 miles east of Tainan and Kaohsiung on the southwest coast.
