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Walla Walla
County Profile
Walla Walla County is located on the Columbia Plateau and in the Blue Mountain region of southeastern Washington.
Its unusual name is from the Sahaptin Indian language and means "a place of many waters." The original boundaries
of Walla Walla County, as created in 1854, included all the present counties of Washington east of the Cascades.
The present boundaries were created in 1875.
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