Government defends open levees on Hualien's Mataian CreekWater Resources Agency refutes criticism that levee design caused Guangfu floodingMay. 3, 2026 17:43# open levees# Mataian Creek# Typhoon RagasaWater Resources Agency refutes criticism that levee design caused Guangfu flooding# open levees# Mataian Creek# Typhoon Ragasa