Timeline

Trace the history and geology of the basin in this interactive timeline.


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17 million – 5 million B.P.

17 million – 5 million B.P.

Massive basalt flows form the Columbia Plateau


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2.4 million B.P.


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Beginning of the last Ice Age causes periglacial loess deposition in the Columbia Basin leading to the eventual formation of the Palouse region in southeast Washington.


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770,000-10,000 B.P.


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Missoula Floods


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15,000 B.P.


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Bonneville Flood


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14,000 B.P.

14,000 B.P.

Documented human occupation of the Columbia Basin


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Since Time Immemorial

Since Time Immemorial

Indian people have lived in the Columbia River Basin for thousands of years. Salmon was their staple of life and the foundation of their culture and economy. It was also an important part of their religion. According to conservative estimates, prior to European settlement, the Columbia River’s annual salmon returns ranged from 11-16 million fish.


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1805

1805

Lewis and Clark journals noted the mouth of the Tucannon River entering the Snake River
 


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1811-1832

1811-1832

Fort Astoria established – fur trapping expands up the Columbia River and into the Snake River Basin.


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1832

1832

Nathaniel Wyeth, a Boston merchant,  tries unsuccessfully to establish a commercial fishery on the Columbia River.


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1836

1836

Marcus and Narcissa Whitman establish a mission on the Walla Walla River, along the Oregon Trail.


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1837


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Marcus Whitman digs the first irrigation ditch in the Pacific Northwest.


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1843

1843

Large-scale immigrant travel begins along the Oregon Trail.


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1855

1855

Governors Isaac Stevens and Joel Palmer negotiate treaties with tribes in Puget Sound and interior Columbia Basin. The treaties reserved the right to fish at “all usual and accustomed fishing places…in common with citizens.”


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1859


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Raboin family establishes the first permanent settlement in the Tucannon Basin – ranching and small scale irrigation commence in the Tucannon Basin.


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1862


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Passage of the U.S. Homestead Act increases settlement of the Tucannon Basin.


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1864

1864

The first salmon cannery on the lower Columbia River is established.


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1867


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Oscar King starts the first dryland wheat farming in the Tucannon Basin.


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1868


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Northwest wheat begins exporting to world markets.


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1877


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U.S. Desert Land Act passed to promote irrigation in the western U.S.


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1879

1879

First fish wheel built on the Columbia River.


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1881

1881

Establishment of a railroad between Walla Walla and Riparia, WA; ran through the town of Starbuck in the Tucannon Basin


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1882


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First saw mill was established at the confluence of Tucannon River and Tumalum Creek


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1883


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Columbia River salmon catch reaches its peak – Columbia River salmon populations start to decline due to overfishing


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1887


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The first salmon hatchery in Pacific Northwest is established in Oregon


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1892


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Large-scale irrigation begins in Columbia Basin


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1894


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Heavy logging begins in the Columbia Basin


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1895


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Cascade Locks and Canal completed


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1902


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Congress passes Reclamation Act; Federal Bureau of Reclamation created; Trail Smelter built on Upper Columbia


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1908


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Major flooding washes out the Tucannon River Road


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1909


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Minidoka Dam (Snake R.), first large Reclamation project


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1931


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Major flood event on Tucannon River and other blue mountain streams


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1935


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Congress creates Rural Electrification Administration (REA)


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1937


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Bonneville Power Administration (BPA) created


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1938


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Bonneville Dam completed on lower Columbia River


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1941


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Grand Coulee Dam completed on upper Columbia River


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1943


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Construction of Hanford Engineering Works


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1945


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Hanford produces first plutonium


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1952


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Columbia Basin Project begins delivering water


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1957


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The Dalles Dam completed


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1964


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Major flood event on Tucannon River and other blue mountain streams


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1967


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Hells Canyon Dam completed (ends salmon runs to upper Snake River Basin)


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1973


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Congress passes Endangered Species Act


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1976


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The U.S. Army Corps of Engineers completed Lower Granite Dam, the last of four lower Snake River dams


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1980


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Congress passes Pacific Northwest Power Planning and Conservation Act which, for the first time, mandated that Columbia River power production and fisheries be managed as coequals.


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1983


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Worst Columbia River salmon catch on record


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1988


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Snake River coho salmon are extinct


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1990


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Only one sockeye salmon returns to Redfish Lake in Idaho; petition submitted to place Snake River salmon stocks on endangered species list


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1991


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Snake River sockeye listed as ENDANGERED under the Endangered Species Act


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1992


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Snake River fall Chinook and spring Chinook listed as THREATENED under ESA


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1995


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WA DOE Tucannon Watershed Assessment; Tucannon Land Use History dissertation (WSU)


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1996


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Major flood event on Tucannon River and other blue mountain streams


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1997


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Upper Columbia River steelhead and Snake River steelhead listed as THREATENED under ESA


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1999


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Upper Columbia spring chinook declared ENDANGERED; Lower Columbia Chinook declared THREATENED; Upper Willamette River Chinook declared THREATENED; Ozette Lake sockeye declared THREATENED; Lower and Middle Columbia Steelhead declared THREATENED; Columbia River chum declared THREATENED


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2004


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Tucannon Sub-basin Plan (CCD)


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2004


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Tucannon Subbasin Plan 2004. Click to download.


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2005


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Lower Columbia River Coho listed as THREATENED under ESA; Snake River Salmon Recovery Plan (SRSRB)


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2008


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Columbia Basin Tribes and BPA establish the Columbia Basin Fish Accords, a 10 year agreement in which BPA set aside money for tribally managed salmon restoration projects


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2010


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2011


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Tucannon River Geomorphic Assessment and Habitat Restoration Study (Anchor QEA)


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2011


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2011


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2011


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2012


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Tucannon River Conceptual Restoration Plan (Anchor QEA)


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2012


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2012


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2012


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2012


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