Frequency analysis of representative flood control water level stations in Puyang River

Puyang river basin is located in the north central part of Zhejiang Province, which one most important basins Province. The lower reaches River are easily influenced by tide Hangzhou Bay and flood Qiantang River. When floods, it often meets Fuchun floods occur at same time. discharge blocked water level rises rises, makes vulnerable to disaster. Water frequency analysis basis planning control plan. representative stations include Zhuji station wenjiayan station. these helpful determine key nodes under different frequencies, provide basic data for accurate ensure safety control.