Columbia River System Operations

Columbia River System Operations

The U.S. Army Corps of Engineers, Bureau of Reclamation, and Bonneville Power Administration, as co-lead agencies, are preparing an environmental impact statement (EIS) in accordance with the National Environmental Policy Act on the operations, maintenance and configurations for 14 federal projects in the Columbia River System in the interior Columbia River Basin.

In this Columbia River System Operations EIS, the three co-lead agencies will present a range of reasonable alternatives for long-term system operations and evaluate the potential environmental and socioeconomic impacts on flood risk management, irrigation, power generation, navigation, fish and wildlife conservation, cultural resources, water quality and recreation.


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In October 2018, the memorandum from the President that addressed streamlining federal agency decision-making and coordination on several water projects in the west, provided that the CRSO EIS co-lead agencies streamline federal agency review and coordination and develop a schedule to complete the EIS by 2020, a year ahead of the originally scheduled completion date. In response to this Memorandum, the co-lead agencies submitted a coordinated, revised schedule to the Council on Environmental Quality (CEQ) for consideration in December 2018. CEQ oversees federal compliance with NEPA.

The co-lead agencies received confirmation from CEQ of a revised schedule that allows production of an EIS that complies with NEPA while meeting the intent of the Memorandum. The agencies now are revising project details in order to reach the new completion date. Read More...

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EIS Co-lead Agencies

The U.S. Army Corps of Engineers, Bureau of Reclamation, and Bonneville Power Administration operate, maintain, and transmit hydroelectric power from 14 federal multiple purpose dams and related facilities located throughout the Columbia River basin.


U.S. Army Corps of Engineers - Northwestern Division
Bureau of Reclamation - Pacific Northwest Region
Bonneville Power Administration


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