Lake Washington steamboats and ferries the floating bridge, the last ferry route was retired, and the boat was sold to the Washington State Ferries, which had taken over the Puget Sound Navigation Company in 1951. Lake Washington steamboats and ferries Lake Washington steamboats and ferries operated from about 1875 to 1951, transporting passengers, vehicles and freight across Lake Washington, a large lake to the east of Seattle, Washington. Before modern highways and bridges were built, the only means of crossing the lake, other than the traditional canoe, was by steamboat, and, later, by ferry. While there was no easily navigable connection to Puget Sound, the
1965 Puget Sound earthquake about the installation of the Pacific Northwest Seismic Network in 1969. 1965 Puget Sound earthquake The 1965 Puget Sound earthquake occurred at 08:28 PDT (15:28 UTC) on April 29 within the Puget Sound region of Washington State. It had a magnitude of 6.7 on the moment magnitude scale and a maximum perceived intensity of VIII ("Severe") on the Mercalli intensity scale. It caused the deaths of seven people and about $12.5–28 million in damage. There were no recorded aftershocks. The western part of Washington State lies above the Cascadia subduction zone, where the Juan de Fuca Plate is being subducted