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  • Sandy River

    In 1805, William Clark called the 55-mile-long Sandy River the “quick Sand river” after attempting to cross the shallows at its mouth—and getting stuck. “I …

    Oregon Encyclopedia

  • Clackamas Hydroelectric Project

    The Clackamas River Hydroelectric Project is a series of four powerhouses, dams, reservoirs, and related support and recreational facilities that are owned and operated by …

    Oregon Encyclopedia

  • Faraday Dam and Powerhouse

    The Faraday Powerhouse, located in Estacada on the Clackamas River, produces hydroelectricity to serve the greater Portland area and is the oldest such facility on …

    Oregon Encyclopedia

  • Oregon Railway & Navigation Company

    Recognizing the opportunity to monopolize access to Oregon by the transcontinental railroads as well as maintaining a near-monopoly on regional waterways, financier Henry Villard incorporated …

    Oregon Encyclopedia

  • Astoria and Columbia River Railroad

    Ever since Astoria was founded at the mouth of the Columbia River in 1811, residents dreamed of their town becoming a booming port. Once ships …

    Oregon Encyclopedia

  • Betty Chilstrom (1924–2014)

    Betty Chilstrom was an Oregon painter who used a distinctive impressionistic style to document buildings and scenes in the downtown and southeast neighborhoods of Portland …

    Oregon Encyclopedia

  • Tualatin, City of

    The City of Tualatin is twelve miles south of Portland, on the southeastern edge of Washington County and extending into Clackamas County. The town …

    Oregon Encyclopedia

  • Swedish Americans in Oregon

    The Swedes were at one time one of the largest immigrant groups in Oregon. Between 1850 and 1940, only Canada and Germany had more immigrants …

    Oregon Encyclopedia

  • Columbia River Gorge

    The Columbia River Gorge is a striking natural landscape of mountains, bluffs, and cliffs that border the Columbia River as it passes through the Cascade …

    Oregon Encyclopedia

  • Southern Pacific Red Electric Lines

    Oregon gained a distinction in 1912 when the Southern Pacific Railroad became one of the few railroads in the nation to convert branch steam railroad …

    Oregon Encyclopedia