Oregon Revised Statutes Public Health and Safety § 468.425

(1) To aid and encourage public agencies required to provide treatment works for the control of water pollution in the transition from reliance on federal grants to local self-sufficiency by the use of fees paid by users of the treatment works;

(2) To accept and use any federal grant funds available to capitalize a perpetual revolving loan fund; and

(3) To assist public agencies in meeting treatment works' construction obligations in order to prevent or eliminate pollution of surface and ground water by making loans from a revolving loan fund at interest rates that are less than or equal to market interest rates.