If necessary to attract the attention of another vessel, any vessel may make light or sound signals that cannot be mistaken for any signal authorized elsewhere in this division, or may direct the beam of its searchlight in the direction of the danger, in such a way as not to embarrass any vessel.
Or. Admin. Code § 250-011-0230
Stat. Auth: ORS 830
Stats. Implemented: ORS 830.225, ORS 830.230 & ORS 830.250