Groundwater recharge estimation in the Pingtung Plain, Taiwan

Groundwater forms an essential part of the total water resources for Pingtung Plain. Knowledge of the processes and amount of groundwater recharge is therefore of fundamental importance for establishing an adequate water resource development plan for the area. The methods that have been applied are Soil Moisture Budgeting, Chloride Mass Balance and Simulation Model Methods. From the three methods, the recharge rate is 25% to 31% for 2740 mm of rainfall.