There are 63 groundwater monitoring stations in Linfen City,with an average network density of 22.6 per 1 000 km2.Based on the monthly monitoring data of these groundwater monitoring stations from 2018 to 2022,the current situation of groundwater in Linfen City was analyzed and evaluated.At the end of 2022,the average water level of shallow groundwater in the plain area of Linfen City increased compared to the end of 2021 and 2020,and the range of groundwater depression cone in Yaodu District of Linfen City was reduced.Using the water level dynamic method for overexploitation evaluation,about 883.93 km2 of shallow groundwater in the plain area of Linfen City has an average annual decline rate of 0～0.5 m/a,and about 1 079.66 km2of shallow groundwater has an average annual decline rate of 0.5～1m/a.
关键词
地下水/临汾市/超采动态评价/分析
Key words
groundwater/Linfen City/dynamic evaluation of over mining/analysis
维普
万方数据