TAIPEI (Taiwan News) — Taiwan was struck by magnitude 5.5 and 5.7 earthquakes only two minutes apart early this morning (Feb. 9), sending shockwaves across the country, according to the Central Weather Bureau (CWB).

The first earthquake, a magnitude 5.5, struck at 12:56 a.m. 73 kilometers east-southeast of Yilan County Hall at a focal depth of 69.3 km, based on CWB data. Taiwan uses an intensity scale of one to seven that gauges the degree to which a quake is felt at a specific location.

The quake’s intensity registered a 3 in Yilan County and a 2 in Hualien County, Nantou County, Taichung County, Miaoli County, Yunlin County, and Chiayi County. A lesser intensity of 1 was recorded in New Taipei City, Taoyuan City, Taipei City, Hsinchu County, Taitung County, Changhua County, Kaohsiung City, and Chiayi City.

(CWB map of magnitude 5.5 quake)

The second quake, measuring 5.7 on the Richter scale, struck a mere two minutes later at 12:58 a.m. The epicenter of the second temblor was 47.9 km southeast of Yilan County Hall at a focal depth of 23.9 km.

The earthquake's intensity registered a 4 in Yilan County and a 3 in Hualien County, New Taipei City, Taoyuan City, Nantou County, Taipei City, Taichung City, Hsinchu County, and Miaoli County. An intensity level of 2 was seen in Keelung City, Hsinchu City, Changhua County, Yunlin County, Chiayi County, and Chiayi City.

A lesser intensity of 1 was felt in Taitung County, Tainan City, and Kaohsiung City. No injuries had been reported from either earthquake at the time of publication.

(CWB map of magnitude 5.7 quake)