Umatilla County, Oregon
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Umatilla County, Oregon
Umatilla County () is one of the List of counties in Oregon, 36 counties in the U.S. state of Oregon. The population of 81,826 ranks it as the 14th largest in Oregon, and largest in Eastern Oregon. Hermiston, Oregon, Hermiston is the largest city in Umatilla County, but Pendleton, Oregon, Pendleton remains the county seat. Umatilla County is part of the Hermiston-Pendleton, OR Pendleton-Hermiston micropolitan area, Micropolitan Statistical Area, which has a combined population of 94,833. It is included in the eight-county definition of Eastern Oregon. The county is Oregon Geographic Names, named for the Umatilla River. History Umatilla County was created on September 27, 1862, out of a portion of Wasco County, Oregon, Wasco County. Adjustments were made to the county's boundaries following the creation of Grant County, Oregon, Grant, Morrow County, Oregon, Morrow, Union County, Oregon, Union, and Wallowa County, Oregon, Wallowa Counties. This legislative act also designated Ma ...
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Umatilla River
The Umatilla River is an tributary of the Columbia River in northern Umatilla County, Oregon, Umatilla County, Oregon, United States. drainage basin, Draining a basin of , it enters the Columbia near the city of Umatilla, Oregon, Umatilla in the northeastern part of the state. In downstream order, beginning at the headwaters, major tributaries of the Umatilla River are the North Fork Umatilla River and the South Fork Umatilla River, then Meacham, McKay, Birch Creek (Oregon), Birch, and Butter Creek (Oregon), Butter creeks. The name ''Umatilla'' is derived from the Native Americans in the United States, Native American autonym of the people residing along its banks - the Umatilla people, Umatilla, which called themselves Imatalamłáma - "People from the Village Ímatalam [on the Peninsula formed by the confluence of Umatilla River with the Columbia]", which was first recorded as ''Youmalolam'' in the journals of the Lewis and Clark Expedition and spelled in many other ways in earl ...
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Walla Wallas
Walla Walla (), Walawalałáma ("People of Walula region along Walla Walla River"), sometimes Walúulapam, are a Sahaptin Indigenous people of the Northwest Plateau. The duplication in their name expresses the diminutive form. The name ''Walla Walla'' is translated several ways but most often as "many waters". Many of the Walla Walla live on the Confederated Tribes of the Umatilla Indian Reservation. They share land and a governmental structure with the Cayuse and the Umatilla tribes as part of the Confederated Tribes of the Umatilla. The reservation is located in the area of Pendleton, Oregon, United States, near the Blue Mountains. Some Walla Walla are also enrolled in the federally recognized Confederated Tribes and Bands of the Yakama Nation. History The people are a Sahaptin-speaking tribe that traditionally inhabited the interior Columbia River region of the present-day northwestern United States. For centuries before the coming of European settlers, the Walla Walla, ...
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Walla Walla County, Washington
Walla Walla County ( ) is a county located in the southeast of the U.S. state of Washington. As of the 2020 census, its population was 62,584. The county seat and most populous city is Walla Walla. The county was formed on April 25, 1854 and is named after the Walla Walla tribe of Native Americans. Walla Walla County is included in the Walla Walla, WA Metropolitan Statistical Area. As of 2020, the Walla Walla MSA is the second smallest metropolitan area in the United States, after the Carson City, Nevada MSA. Geography According to the United States Census Bureau, the county has a total area of , of which (2.2%) are covered by water. Geographic features *Columbia River * Snake River * Blue Mountains * Touchet River * Ponderosa Pines * Banana Belt * Walla Walla River Major highways * U.S. Route 12 * U.S. Route 730 Adjacent counties * Columbia County - east * Umatilla County, Oregon - south * Benton County - west * Franklin County - northwest National protected areas ...
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Washington (state)
Washington, officially the State of Washington, is a U.S. state, state in the Pacific Northwest region of the United States. It is often referred to as Washington State to distinguish it from Washington, D.C., the national capital, both named after George Washington (the first President of the United States, U.S. president). Washington borders the Pacific Ocean to the west, Oregon to the south, Idaho to the east, and shares Canada–United States border, an international border with the Provinces and territories of Canada, Canadian province of British Columbia to the north. Olympia, Washington, Olympia is the List of capitals in the United States, state capital, and the most populous city is Seattle. Washington is the List of U.S. states and territories by area, 18th-largest state, with an area of , and the List of U.S. states and territories by population, 13th-most populous state, with a population of just less than 8 million. The majority of Washington's residents live ...
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Columbia River
The Columbia River (Upper Chinook language, Upper Chinook: ' or '; Sahaptin language, Sahaptin: ''Nch’i-Wàna'' or ''Nchi wana''; Sinixt dialect'' '') is the largest river in the Pacific Northwest region of North America. The river headwater, forms in the Rocky Mountains of British Columbia, Canada. It flows northwest and then south into the U.S. state of Washington, then turns west to form most of the border between Washington and the state of Oregon before emptying into the Pacific Ocean. The river is long, and its largest tributary is the Snake River. Columbia River drainage basin, Its drainage basin is roughly the size of France and extends into seven states of the United States and one Canadian province. The fourth-largest river in the United States by River flow, flow, the Columbia has the greatest flow of any river into the eastern Pacific. The Columbia and its tributaries have been central to the region's culture and economy for thousands of years. They have been use ...
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United States Census Bureau
The United States Census Bureau, officially the Bureau of the Census, is a principal agency of the Federal statistical system, U.S. federal statistical system, responsible for producing data about the American people and American economy, economy. The U.S. Census Bureau is part of the United States Department of Commerce, U.S. Department of Commerce and its Director of the United States Census Bureau, director is appointed by the president of the United States. Currently, Ron S. Jarmin is the acting director of the U.S. Census Bureau. The Census Bureau's primary mission is conducting the United States census, U.S. census every ten years, which allocates the seats of the United States House of Representatives, U.S. House of Representatives to the U.S. state, states based on their population. The bureau's various censuses and surveys help allocate over $675 billion in federal funds every year and it assists states, local communities, and businesses in making informed decisions. T ...
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Umatilla County
Umatilla County () is one of the 36 counties in the U.S. state of Oregon. The population of 81,826 ranks it as the 14th largest in Oregon, and largest in Eastern Oregon. Hermiston is the largest city in Umatilla County, but Pendleton remains the county seat. Umatilla County is part of the Hermiston-Pendleton, OR Micropolitan Statistical Area, which has a combined population of 94,833. It is included in the eight-county definition of Eastern Oregon. The county is named for the Umatilla River. History Umatilla County was created on September 27, 1862, out of a portion of Wasco County. Adjustments were made to the county's boundaries following the creation of Grant, Morrow, Union, and Wallowa Counties. This legislative act also designated Marshall Station as the temporary county seat. An 1865 election selected Umatilla City, now known as Umatilla, as the county seat. With the development of wheat farming, population shifted to the north and east parts of the county, ...
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Nerve Gas
Nerve agents, sometimes also called nerve gases, are a class of organic chemicals that disrupt the mechanisms by which nerves transfer messages to organs. The disruption is caused by the blocking of acetylcholinesterase (AChE), an enzyme that catalyzes the breakdown of acetylcholine, a neurotransmitter. Nerve agents are irreversible acetylcholinesterase inhibitors used as poison. Poisoning by a nerve agent leads to constriction of pupils, profuse salivation, convulsions, and involuntary urination and defecation, with the first symptoms appearing in seconds after exposure. Death by asphyxiation or cardiac arrest may follow in minutes due to the loss of the body's control over respiratory and other muscles. Some nerve agents are readily vaporized or aerosolized, and the primary portal of entry into the body is the respiratory system. Nervous agents can also be absorbed through the skin, requiring that those likely to be subjected to such agents wear a full body suit in additi ...
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Umatilla Chemical Depot
The Umatilla Chemical Depot (UMCD), based in Umatilla, Oregon, was a U.S. Army installation in the United States that stored chemical weapons. The chemical weapons originally stored at the depot consisted of various live munitions and storage containers each holding GB or VX nerve agents or HD blister agent. All munitions had been safely destroyed by 2011 and base closure operations were still ongoing as of 2022. History The Umatilla Ordnance Depot (later the Umatilla Army Depot) opened in 1941, to prepare for World War II. The depot's mission was to store and maintain a variety of military items, from blankets to ammunition. The depot took on its chemical weapons storage mission in 1962 and stored 12% of the nation's stockpile. From 1990 to 1994, the facility reorganized in preparation for eventual closure, shipping all conventional ammunition and supplies to other installations. Chemical weapons destruction facility The Umatilla Chemical Agent Disposal Facility is des ...
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Benton County, Washington
Benton County is a County (United States), county in the south-central portion of the U.S. state of Washington (state), Washington. As of the 2020 United States census, 2020 census, its population was 206,873. The county seat is Prosser, Washington, Prosser, and its most populous city is Kennewick, Washington, Kennewick. The Columbia River demarcates the county's north, south, and east boundaries. Benton County was created from what were then larger versions of Klickitat County, Washington, Klickitat County and Yakima County, Washington, Yakima County on March 8, 1905, and was named after Missouri statesman Thomas Hart Benton (senator), Thomas Hart Benton. Geography According to the United States Census Bureau, the county has a total area of , of which is land and (3.4%) is water. The highest point of land elevation within the county is the summit of Rattlesnake Mountain at 3,527 feet; and the lowest point of land elevation is along the southwestern shore of Crow Butte at 2 ...
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