Firm yield definition

Firm yield means the minimum annual diversion for the period of record which may include runoff releases from storage reservoirs, and surface water withdrawn from a well.
Firm yield means the minimum annual diversion for the period of record which may include runoff and releases from storage reservoirs.
Firm yield means the volume of water, including reasonable carry- over storage, that will be available from a storage facility during a specified critical dry period to meet water needs under a predetermined demand schedule.