A project of the Oregon Historical Society
Browse the complete list of entries
Browse curated collections of entries
Search both the Oregon Encyclopedia and our partner site, the Oregon History Project.
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
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 …
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 …
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 …
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 …
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 …
The City of Tualatin is twelve miles south of Portland, on the southeastern edge of Washington County and extending into Clackamas County. The town …
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 …
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 gained a distinction in 1912 when the Southern Pacific Railroad became one of the few railroads in the nation to convert branch steam railroad …
Searching for articles...
