Notwithstanding Section 13340 of the Government Code, the sum of five million dollars ($5,000,000) in the subaccount is hereby continuously appropriated, without regard to fiscal years, to the department for a grant to a local agency for the development of supplemental water sources, distribution systems, and recharge facilities in a watershed that is in a state of overdraft and whose ability to locally finance the facilities has been adversely affected by the Base Closure and Realignment Act of 1990 (P.L. 101-510).