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Political Science Commons

Open Access. Powered by Scholars. Published by Universities.®

2014

International and Area Studies

Western Washington University

Environment

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Full-Text Articles in Political Science

The Columbia River Treaty Review: A Synopsis, David L. (David Lindsay) Davidson, Jaymes Mcclain Jan 2014

The Columbia River Treaty Review: A Synopsis, David L. (David Lindsay) Davidson, Jaymes Mcclain

Border Policy Research Institute Publications

The Columbia River watershed comprises 258,500 square miles (about the size of Texas), with 15 percent of the watershed located in Canada. Tributaries in the upper watershed drain a substantial portion of the Canadian and American Rocky Mountains; precipitation and snowmelt from the Rockies are main flow components. The river then crosses the arid Columbia Plateau and reaches the Pacific via the Columbia River Gorge. In an average year, the river disgorges 198 million acre-feet (MAF) of water, with 25 percent of the runoff (a disproportionately large amount) originating in Canada. With snowmelt a large component of runoff, the ...