(1) "Department" means the Washington state department of ecology.

(2) "Wastewater treatment works construction program" (hereinafter referred to as the wastewater treatment program) means the state/local program of grants and loans under chapter 43.99F RCW (Referendum 39) to public entities for the purpose of planning, designing, constructing, or upgrading treatment works.

(3) "Agricultural wastes grants program" means the program of grants and loans administered by the department for the planning, design and construction of publicly owned or operated agricultural pollution control facilities.

(4) "Lake restoration grants program" means the program of state grants and loans administered by the department for the planning, design and implementation of lake restoration projects.

(5) "Director" means the director of the Washington state department of ecology or his or her authorized designee.

(6) "Management of wastes" means the control, collection, transport, treatment, and disposal of nonradioactive solid and nonradioactive liquid waste materials.

(7) "Renewable energy" means, but is not limited to, the production of steam, hot water for steam heat, electricity, cogeneration, gas, fuel through incineration of wastes, refuse-derived fuel processes, pyrolysis, hydrolysis or bioconversion, and energy savings through material recovery from waste source separation and/or recycling.

(8) "Energy savings as a result of the management of the wastes" means but is not limited to the capital cost associated with an energy efficient treatment or transport process chosen over a process more commonly used in standard engineering practice which is more energy intensive.

(9) "Project priority list" means the annual list of rated and ranked projects for which state grant assistance is expected during the year for which the list is issued.

(10) "Priority rating system" means the process and criteria used by the department of ecology to rate and rank projects in the state that are considered eligible for assistance under chapter 43.99F RCW.