Oregon Revised Statutes Cities § 222.860

(1) The city council of any city shall adopt a resolution containing a proposal for annexation without vote or consent in the affected territory. The proposal may contain terms of annexation as provided in ORS 222.111 and shall:

(2) The governing body of any district having jurisdiction over the affected territory may adopt a resolution containing a proposal for annexation to the city without vote or consent in the affected territory. The proposal shall:

(3) The local board of health having jurisdiction shall verify the conditions alleged in the proposal to be causing a danger to public health, based upon its knowledge of those conditions.

(4) The council or governing body shall cause a certified copy of the resolution together with verification by the local board of health having jurisdiction, to be forwarded to the Oregon Health Authority and request the authority to ascertain whether conditions dangerous to public health exist in the affected territory.