Analysis on Characteristics of Water Regime Changes of Tao'er River in Western Jilin Province in Autumn of 2018

Abstract

Based on the analysis on data about water regime in the downstream of Tao'er River (Taonan Reservoir) in Autumn (September 2 ~ October 1), the author analyzes the reasons of changes of the water level and flow rate of Tao'er River from aspects of the water supply mode of the river, factors of affecting the water regime of the river, etc. through calculating the maximum value, minimum value of the water level and the flow rate during this time as well as the difference and the mean by collecting data of daily water level, flow rate, warning level, the highest safety level, etc. Particularly, the author analyzes the reason of sudden changes of the water level and the flow rate of the river within a short time. Keywords—Western Jilin Province; Tao'er River; water regime characteristics