Oregon Revised Statutes Public Health and Safety § 466.185

(1) The Department of Environmental Quality shall investigate any complaint made to it by any person that the operation of any generator, air or water transporter or hazardous waste disposal, storage or treatment site is unsafe or that the operation is in violation of the provisions of ORS 466.005 to 466.385 and 466.992 or the rules adopted under ORS 466.005 to 466.385 and 466.992.

(2) If, after making an investigation under subsection (1) of this section, the department is satisfied that sufficient grounds exist to justify a hearing upon the complaint, it shall give 10 days' written notice of the time and place of the hearing and the matters to be considered at the hearing. A copy of the complaint shall be furnished by the department to the respondent. Both the complainant and the respondent are entitled to be heard, produce evidence and offer exhibits and to require the attendance of witnesses at the hearing.

(3) An administrative law judge assigned from the Office of Administrative Hearings established under ORS 183.605 shall hear the matter. Within 30 days after the date of the hearing and after considering all evidence and testimony submitted, the Environmental Quality Commission shall make a specific order as it considers necessary. Any order issued by the commission under this subsection shall be subject to judicial review in the manner provided by ORS 183.480 for judicial review of orders in contested cases. The costs of reporting and of transcribing the hearing for the purpose of judicial review shall be paid by the party seeking judicial review.