20110209-5130 Ferc

20110209-5130 Ferc

20110209-5130 FERC PDF (Unofficial) 2/9/2011 2:27:21 PM 20110209-5130 FERC PDF (Unofficial) 2/9/2011 2:27:21 PM 20110209-5130 FERC PDF (Unofficial) 2/9/2011 2:27:21 PM 20110209-5130 FERC PDF (Unofficial) 2/9/2011 2:27:21 PM Endangered Species Act Section 7(a)(2) Consultation Biological Opinion And Magnuson-Stevens Fishery Conservation And Management Act Consultation Federal Energy Regulatory Commission License to operate the Jackson Hydroelectric Project FERC Project No. 2157 Located on the Sultan River HUC 17100090402 Snohomish County, Washington Action Agency: Federal Energy Regulatory Commission Consultation Conducted by: National Marine Fisheries Service Northwest Region Hydropower Division NOAA Fisheries Log Number: F/NWR/2010/01972 Date: February 9, 2011 20110209-5130 FERC PDF (Unofficial) 2/9/2011 2:27:21 PM Jackson Hydroelectric Project Table of Contents LIST OF TABLES ....................................................................................................................................................... 5 LIST OF FIGURES ..................................................................................................................................................... 6 TERMS AND ABBREVIATIONS ............................................................................................................................. 7 1. INTRODUCTION .............................................................................................................................................. 9 1.1 Background and Consultation History ......................................................................................................... 9 1.2 The Federal Trust Responsibility ............................................................................................................... 10 2. PROPOSED ACTION...................................................................................................................................... 10 2.1 General Description of the Project as Currently Licensed ......................................................................... 10 2.1.1 Spada Lake .................................................................................................................................... 11 2.1.2 Culmback Dam ............................................................................................................................. 13 2.1.3 Power Conduit .............................................................................................................................. 15 2.1.4 Power Plant ................................................................................................................................... 15 2.1.5 Lake Chaplain Pipeline ................................................................................................................. 15 2.1.6 Portal 2 Structure .......................................................................................................................... 15 2.1.7 Sultan River Diversion Dam ......................................................................................................... 16 2.1.8 Existing Project Operations........................................................................................................... 16 2.2 The Action Area ......................................................................................................................................... 18 2.2.1 Proposed Project Facilities ............................................................................................................ 21 2.2.2 Proposed Project Operations ......................................................................................................... 21 2.2.3 Proposed Environmental Measures (License Articles) under the Settlement Agreement ............. 21 2.3 Evaluating the Proposed Action ................................................................................................................. 25 3. BIOLOGICAL INFORMATION ................................................................................................................... 26 3.1 Puget Sound Chinook Salmon.................................................................................................................... 27 3.1.1 Rangewide Status and Population Trends ..................................................................................... 27 3.1.2 Life History ................................................................................................................................... 28 3.1.3 Critical Habitat .............................................................................................................................. 29 3.1.4 Recovery Plan ............................................................................................................................... 31 3.2 Puget Sound Steelhead ............................................................................................................................... 32 3.2.1 Range wide Status ......................................................................................................................... 32 3.2.2 Life Histories and Population Trends............................................................................................ 32 3.2.3 Critical Habitat .............................................................................................................................. 34 3.3 Southern Resident Killer Whale ................................................................................................................. 35 3.4 Significant Factors Influencing Rangewide Status ..................................................................................... 35 3.5 Summary of Range wide Species Status .................................................................................................... 35 4. ENVIRONMENTAL BASELINE ................................................................................................................... 36 4.1 Biological Requirements within the Action Area ...................................................................................... 36 4.2 Environmental Baseline within the Action Area ........................................................................................ 36 4.2.1 Habitat and Fish Distribution within the Action Area................................................................... 36 4.2.2 Fish Population Trends within the Action Area ............................................................................ 49 4.2.3 Factors for Decline within the Action Area .................................................................................. 53 4.3 Status of Critical Habitat within the Action Area ...................................................................................... 54 4.3.1 Chinook Salmon ............................................................................................................................ 54 4.3.2 Steelhead ....................................................................................................................................... 55 4.4 Climate Change .......................................................................................................................................... 55 2 20110209-5130 FERC PDF (Unofficial) 2/9/2011 2:27:21 PM Jackson Hydroelectric Project 5. ANALYSIS OF EFFECTS OF THE PROPOSED ACTION TO ISSUE A NEW FERC LICENSE........ 56 5.1 Effects on Listed Fish Species ................................................................................................................... 57 A-LA 1 Aquatic Resource Committee ....................................................................................................... 57 A-LA 2 Marsh Creek Slide Modification and Monitoring ......................................................................... 57 A-LA 3 Temperature Conditioning in Reach 3 .......................................................................................... 59 A-LA 4 Whitewater Boating Flows ............................................................................................................ 61 A-LA 5 Downramping Rate Conditions ..................................................................................................... 61 A-LA 6 Large Woody Debris ..................................................................................................................... 65 A-LA 7 Side Channel Projects ................................................................................................................... 67 A-LA 8 Process Flow Regime .................................................................................................................... 72 A-LA 9 Minimum Flows ............................................................................................................................ 79 A-LA 10 Spada Lake Recreational Fishery .................................................................................................. 85 A-LA 12 Fish Habitat Enhancement Plan .................................................................................................... 85 A-LA 13 Diversion Dam Volitional Passage ............................................................................................... 86 A-LA 14 Reservoir Operations..................................................................................................................... 88 A-LA 15 Adaptive Management Plan .........................................................................................................

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