Oregon Revised Statutes Public Health and Safety § 465.618

(1) An authority shall keep a record of the authority's remedial action costs.

(2) Notwithstanding any law to the contrary, an authority may, based on the record compiled by the authority under subsection (1) of this section, bring an action to recover from a person liable under ORS 465.255 or 465.260 the amount of the authority's remedial action costs.

(3) In an action brought by an authority to recover remedial action costs under ORS 465.255 (1) or damages under ORS 468B.310 (1), the court may allow the authority to recover costs, expert witness fees, reasonable attorney fees and prejudgment or preaward interest if the authority prevails in the action.