• EIS NEPA Overview Process
• National Environmental Policy Act

USACE - Columbia River Projects

• Albeni Falls Dam and Lake Pend Oreille
• Bonneville Dam and Lake Bonneville
• Chief Joseph Dam and Rufus Woods Lake
• Dworshak Dam and Dworshak Reservoir
• John Day Dam and Lake Umatilla
• Libby Dam and Lake Koocanusa
• McNary Dam and Lake Wallula
• The Dalles Dam and Lake Celilo

USACE - Lower Snake River Projects

• Ice Harbor Dam and Lake Sacajawea
• Little Goose Dam and Lake Bryan
• Lower Monumental Dam and Lake West
• Lower Granite Dam and Lake Lower Granite

Reclamation Projects

• Grand Coulee Dam
• Hungry Horse Dam

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System's Authorized Purposes

Operations and Management

• Operations Overview (Managing a complex system)
• Managing the System by Season

Flood Risk Management

• Flood Risk Management Historical Overview
• Flood Risk Management Operations

Hydropower

• Overview (Pacific Northwest Generating Capacity)
• Flexibility and Project Statistics

Irrigation

• Columbia River System Irrigation

Navigation

• Navigation on the Columbia River System

Fish and Wildlife

• Fish and Wildlife Authorizations
• Operations, Predation, and Habitat Improvements
• Survival and System Travel Time

Recreation

• Recreation in the Columbia River Basin

Special Topics

​Water Quality

• Water Quality - Temperature
• Water Quality - Total Dissolved Gas

Climate Change

• Climate Change in the Pacific Northwest
• Climate Change Effects

Fish Species

• Salmon and Steelhead in the Columbia River Basin
• Lamprey, White Sturgeon, and Bull Trout