Ride the last Ferry on the Lower Columbia River. Wahkiakum County welcomed their new ferry, the "Oscar B" on February 27, 2015. The ferry operates 365 days a year, a minimum of 18 runs per day. Office Hours, 8am - 5pm, Monday through Friday. Departure Times: From the Washington side on the hour from 5:00 a.m. to 10:00 pm, from the Oregon side on the ¼ after the hour from 5:15 a.m. to 10:15 p.m. Location of ferry terminal: From the Town of Cathlamet, go south on Main Street/SR 409 and go straight, cross bridge between Cathlamet and Puget Island, continue on SR409 for approximately 4 miles to terminal off SR409.