Oregon Revised Statutes Crimes and Punishments § 164.805

(a) Discarding or depositing any rubbish, trash, garbage, debris or other refuse upon the land of another without permission of the owner, or upon any public way or in or upon any public transportation facility;

(b) Draining, or causing or permitting to be drained, sewage or the drainage from a cesspool, septic tank, recreational or camping vehicle waste holding tank or other contaminated source, upon the land of another without permission of the owner, or upon any public way; or

(c) Permitting any rubbish, trash, garbage, debris or other refuse to be thrown from a vehicle that the person is operating. This subsection does not apply to a person operating a vehicle transporting passengers for hire subject to regulation by the Department of Transportation or a person operating a school bus described under ORS 801.460.

(a) “Public transportation facility” has the meaning given that term in ORS 164.365.

(b) “Public way” includes, but is not limited to, roads, streets, alleys, lanes, trails, beaches, parks and all recreational facilities operated by the state, a county or a local municipality for use by the general public.