Authorities in Hualien County, Taiwan, have launched large-scale disaster evacuation drills for residents living in high-risk villages [1].

These exercises aim to prevent further loss of life in a region where unfinished levees and new barrier lakes continue to leave populations vulnerable to sudden flooding. The initiative follows a catastrophic flood event in 2023 that killed 19 people [1].

The drills target approximately 4,000 residents [2] located in villages near the Matai’an River. Local officials organized the training in 2024 to ensure residents and emergency responders are prepared before the arrival of the annual flood and typhoon season [1].

Regional vulnerability remains a primary concern for the county. The presence of barrier lakes—natural dams formed by landslide debris—can cause sudden, violent releases of water into the river systems. Because several levees remain unfinished, the Matai’an River basin lacks the full structural protection needed to mitigate these risks [1].

Emergency responders are using these simulations to refine communication protocols and evacuation routes. The goal is to reduce response times and ensure that the 4,000 targeted residents [2] can reach safety quickly when warnings are issued.

Officials said the drills are a necessary response to the 2023 disaster, which highlighted critical gaps in the previous evacuation strategies [1]. By practicing the movements of thousands of people, the county hopes to avoid a repeat of the fatalities seen during that year's flooding [1].

“The initiative follows a catastrophic flood event in 2023 that killed 19 people.”

The scale of these drills reflects a shift toward proactive disaster management in Taiwan. By focusing on specific geological hazards like barrier lakes and infrastructure gaps in the Matai’an River basin, Hualien is acknowledging that structural engineering alone cannot guarantee safety, making community-wide evacuation readiness the primary line of defense against seasonal typhoons.