Washington County, Oregon Events Event(s) for Wednesday, July 26, 2017 Date Event Category 7/26/2017 It's THE Orenco Wine Mixer! The indicates on-line registration is available for this event. Enter your email address and "check" the box for each event that interests you. You will automatically receive an email reminder before the event! Your Email Address Remind me 1 2 3 4 5 day(s) prior to the event date.