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The Spokane Valley–Rathdrum Prairie (SVRP) Aquifer is an aquifer in the northwest United States, underlying 370 square miles in eastern Washington and northern Idaho. [1] The aquifer is centralized under Spokane Valley and the Rathdrum Prairie, hence the name, and is part of the Columbia River drainage basin. It is composed of unconsolidated ...
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Valley population grew from 1,000 residents in 1900 to nearly 10,000 by 1922. Extensive apple orchards thrived in the gravelly soil of the Valley, and by 1912 nearly 2 million apple trees had been planted. A huge packing plant was built in 1911 by the Spokane Valley Growers Union. The Spokane Valley was developed as townships.
This is a list of Superfund sites in Washington State designated under the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) environmental law. The CERCLA federal law of 1980 authorized the United States Environmental Protection Agency (EPA) to create a list of polluted locations requiring a long-term response to ...
Spokane Valley, Washington – Racial and ethnic composition Note: the US Census treats Hispanic/Latino as an ethnic category. This table excludes Latinos from the racial categories and assigns them to a separate category. Hispanics/Latinos may be of any race. Race / Ethnicity (NH = Non-Hispanic) Pop 2010 [27] Pop 2020 [28] % 2010 % 2020 White ...
The Missoula Floods discharged into Lake Spokane, through the Grand Coulee, greatly enlarging it, passed over Dry Falls and then ponded in and inundated the Quincy Basin, covering over 1500 km 2 (585 mi 2) and creating the Ephrata Fan (a deposit of boulders, cobbles, and pebbles where the flood waters discharged into the basin).