Puget Sound Electric Railway Puget Sound Electric Railway The Puget Sound Electric Railway was an interurban railway that ran for 38 miles between Tacoma and Seattle, Washington in the first quarter of the 20th century. Portions of the right-of-way still exist as multi-use trail through Milton, Washington, as well as from Pacific to Tukwila, Washington. The PSE began operations on September 25, 1902 with a line that started in downtown Tacoma, ran along Pacific and Puyallup Avenues, followed the course of present day Pacific Highway through Fife and to Milton, turned southeast towards Puyallup and paralleled the path of today's SR 167 through Pacific,
Puget Sound the ice sheets had retreated. Because the rate of rebound was not synchronous with the post-ice age rise in sea levels, the bed of what is Puget Sound, filled alternately with fresh and with sea water. The upper level of the lake-sediment Lawton Clay now lies about above sea level. The Puget Sound system consists of four deep basins connected by shallower sills. The four basins are Hood Canal, west of the Kitsap Peninsula, Whidbey Basin, east of Whidbey Island, South Sound, south of the Tacoma Narrows, and the Main Basin, which is further subdivided into Admiralty Inlet and the