In the main shock after 40 minutes, local and successive 3 small regional earthquakes, were 3.9, 4.1, 4.2, but only in Hualien City, Hualien and Arata Isozaki be affected.

• 在主震发生后40分钟内，当地又接连发生3次小区域地震，依序为3.；9级、4