The Storage Capacity represents the total capacity of the reservoir, while the Initial Storage is the amount of water initially stored there at the beginning of the first month of the Current Accounts year. WEAP maintains a mass balance of monthly inflows and outflows in order to track the monthly storage volume.
Entered on: Data View, Branch: Supply and Resources \ Local or River \ Reservoir, Category: Physical, Tabs: Initial Storage (Current Accounts only), Storage Capacity