Water table(地下水位) 热 W Normal water table Stream Water table during drought Figure 16.2 The water table in any location roughly parallels surface contouring. In times of drought, the water table falls, reducing stream flow and drying up wells. It also falls when the amount of water pumped out of a well exceeds the amount replaced as precipitated water infiltrates the ground and recharges the supply.Water table (地下水位)