Upper Columbia River Basin Draft Environmental Impact Statement
Chapter 1 Chapter 2 Chapter 3 Chapter 4 Appendix 1-2 Appendix 2-1
Fig. 2-2Hydrologic Hierarchy 
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Map 2-1Annual Precipitation 
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Map 2-2Air Quality Class I Airsheds and PM10 Non-attainment Areas 
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Map 2-3Forest Potential Vegetation Groups 
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Map 2-4Rangeland Potential Vegetation Groups 
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Map 2-5Endemic Species 
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Map 2-6Areas of High Biodiversity for Plants and Animals 
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Map 2-7Fire Regime Severity: Historical 
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Map 2-8Fire Regime Severity: Current 
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Map 2-9Dry Forest Distribution: Historical 
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Map 2-10Dry Forest Distribution: Current 
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Map 2-10aMoist Forest Distribution: Historical 
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Map 2-10bMoist Forest Distribution: Current 
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Map 2-10cCold Forest Distribution: Historical 
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Map 2-10dCold Forest Distribution: Current 
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Map 2-11Distribution of White Sturgeon 
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Map 2-12Distribution of Sockeye (Kokanee) Salmon 
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Map 2-13Key Salmonids Historical Distribution 
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Map 2-14Key Salmonids Current Distribution 
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Map 2-15Interim Management Strategies and Northwest Forest Plan 
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Map 2-16Distribution of Bull Trout 
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Map 2-17Distribution of Yellowstone Cutthroat Trout 
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Map 2-18Distribution of Westslope Cutthroat Trout 
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Map 2-19Distribution of Redband Trout 
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Map 2-20Distribution of Steelhead Trout 
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Map 2-21Major Dams 
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Map 2-22Distribution of Stream-Type Chinook Salmon 
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Map 2-23Distribution of Ocean-Type Chinook Salmon 
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Map 2-24Salmonid Strongholds 
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Map 2-25Subbasin Categories 
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Map 2-26Economic Subregions of the Interior Columbia Basin 
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Map 2-27Urban/Wildland Interface Fire Risk 
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Map 2-28Recreation and Metropolitan Counties 
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Map 2-29Economic Subregions of the Upper Columbia River Basin 
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Map 2-30Economic Resiliency Ratings 
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Map 2-31Federally Recognized Tribes 
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Map 2-32Forest Clusters 
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Map 2-33Range Clusters 
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Map 2-34Composite Ecological Integrity 
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Chapter 1 Chapter 2 Chapter 3 Chapter 4 Appendix 1-2 Appendix 2-1