Washington (state) for the southernmost section where the border follows the Snake River. Oregon is to the south, with the Columbia River forming the western part and the 46th parallel forming the eastern part of the Oregon-Washington border. To the west of Washington lies the Pacific Ocean. Its northern border lies mostly along the 49th parallel, and then via marine boundaries through the Strait of Georgia, Haro Strait, and Strait of Juan de Fuca, with the Canadian province of British Columbia to the north. Washington is part of a region known as the Pacific Northwest, a term which always includes Washington and
Washington State Route 105 In the 1964 state highway renumbering, SSH 13A was assigned the designation of SR 105. Part of the new coastal highway was eroded away in the late 1960s, leading to the first of several re-location projects. Between Grayland and Tokeland, SR 105 had to be re-routed inland in the 1990s from Cape Shoalwater, due to currents coming out of Willapa Bay causing severe erosion, taking many acres of land out to sea. Washington State Route 105 State Route 105 (SR 105) is a state highway in the U.S. state of Washington. It travels along the Pacific Coast between two junctions