A magnitude 3.6 earthquake jolted northeastern Taiwan at 4:51am today, according to the Central Weather Bureau (CWB).
There were no immediate reports of damage or injuries, CNA said.
The epicenter of the temblor was located at sea, about 28.2 kilometers southeast of Yilan county hall, at a depth of 8.7 km, the bureau's Seismology Center said.
The earthquake's highest intensity, which gauges its actual effect, was in Yilan county, where it measured 3 on Taiwan's 7-tier intensity scale, the CWB said.
The quake measured an intensity of 2 in Hualien County in the east, while an intensity of 1 was also felt in New Taipei City and Hsinchu County in the north, the CWB said.