[House Document 105-151]
[From the U.S. Government Publishing Office]



105th Congress, 1st Session  - - - - - - - - - - House Document 105-151


 
             AMERICAN RIVER WATERSHED PROJECT, CALIFORNIA

                               __________

                             COMMUNICATION

                                  from

  THE ACTING ASSISTANT SECRETARY (CIVIL WORKS), THE DEPARTMENT OF THE 
                                  ARMY

                              transmitting

  A REPORT ON A FLOOD DAMAGE REDUCTION PROJECT FOR THE AMERICAN RIVER 
   WATERSHED, CALIFORNIA, PURSUANT TO PUB. L. 104-303, SEC. 101(a)(1)





  October 21, 1997.--Referred to the Committee on Transportation and 
                Infrastructure and ordered to be printed



              AMERICAN RIVER WATERSHED PROJECT, CALIFORNIA



105th Congress, 1st Session  - - - - - - - - - - House Document 105-151


             AMERICAN RIVER WATERSHED PROJECT, CALIFORNIA

                               __________

                             COMMUNICATION

                                  from

  THE ACTING ASSISTANT SECRETARY (CIVIL WORKS), THE DEPARTMENT OF THE 
                                  ARMY

                              transmitting

  A REPORT ON A FLOOD DAMAGE REDUCTION PROJECT FOR THE AMERICAN RIVER 
   WATERSHED, CALIFORNIA, PURSUANT TO PUB. L. 104-303, SEC. 101(a)(1)





  October 21, 1997.--Referred to the Committee on Transportation and 
                Infrastructure and ordered to be printed


                            C O N T E N T S

                              ----------                              
                                                                   Page
Letter of Transmittal............................................     v
Comments of the Office of Management and Budget..................  viii
Comments of the State of California..............................    ix
Comments of the Department of the Interior.......................   xix
Comments of the Department of Transportation.....................   xxi
Comments of the Environmental Protection Agency..................  xxii
Comments of the Department of Health and Human Services..........  xxxi
Comments of the Federal Energy Regulatory Commission............. xxxii
Comments of the Council of Economic Advisors.....................xxxiii
Report of the Chief of Engineers, Department of the Army.........     1
ERRATA...........................................................     1
EXECUTIVE SUMMARY................................................     9
Report of the District Engineer..................................    25
Chapter I--Introduction..........................................    25
    Purpose and Scope............................................    25
    Background...................................................    26
    Pertinent Studies and Reports................................    29
Chapter II--The Study Area.......................................    33
    Flood Problems...............................................    33
    Related Water Resources Problems and Needs...................    46
Chapter III--Project Setting and Without-Project Condition (No 
  Action)........................................................    48
    Baseline Conditions..........................................    48
    Without-Project Future Conditions (No Action)................    53
Chapter IV--Plan Formulation.....................................    58
    Plan Formulation Process.....................................    58
    Planning Objectives..........................................    58
    Planning Constraints and Criteria............................    59
    Reevaluation of Flood Protection Measures....................    60
    Initial Flood Protection Plans Considered....................    74
    Candidate Plans..............................................    98
Chapter V--Candidate Plans.......................................   102
    General......................................................   102
    No-Action Alternative........................................   102
    Folsom Dam and Reservoir Modification Plan...................   103
    Folsom Stepped Release Plan..................................   121
Chapter VI--Plan Selection.......................................   151
    Plan Selection Criteria......................................   151
    Summary......................................................   158
    Plan Selection...............................................   158
Chapter VII--Special Topics......................................   160
    Folsom Reservoir Flood Space Modifications...................   160
    Federal participation in Folsom Dam and Reservoir Operations.   171
    Transfer of Folsom Flood Control Storage Space...............   174
    Gating and Expandability of a Flood Detention Dam............   175
    Seismic Evaluation...........................................   181
Chapter VIII--Selected Plan and Implementation...................   185
    Selected Plan................................................   185
    Implementation Requirements..................................   192
    Cost Apportionment...........................................   194
    Fully Funded Cost Estimate...................................   194
    Financial Analysis...........................................   194
    Federal--Non-Federal Responsibility..........................   196
    Project Cooperation Agreement................................   198
    Project Schedule.............................................   198
    Departures From Feasibility Report Selected Plan.............   198
Chapter IX--Coordination.........................................   203
    Compliance with Congressional Direction......................   203
    Coordination.................................................   209
    Views of Others..............................................   210
    Views of Local Sponsor.......................................   210
Chapter X--Conclusions and Recommendation........................   211
    Conclusions..................................................   211
    Recommendations..............................................   212
RECOMMENDATION OF THE DIVISION COMMANDER.........................   215
References.......................................................   216
Acronyms and Abbreviations.......................................   217
Plates...........................................................   219
FINAL SUPPLEMENTAL ENVIRONMENTAL IMPACT STATEMENT/ENVIRONMENTAL 
  IMPACT REPORT..................................................   241

      APPENDICES ACCOMPANYING THE REPORT OF THE DISTRICT ENGINEER
          [Only Pages A-1 Through A-82 of Appendix A Printed]

VOLUME 1
Appendix A--Pertinent Correspondence.............................   674
Appendix B--Risk and Uncertainty
Appendix C--Economics
Appendix D--Plan Formulation

VOLUME 2
Appendix E--Engineering Appendix--Part 1

VOLUME 3
Appendix E--Engineering Appendix--Part 2

VOLUME 4
Appendix F--Real Estate
Appendix G--Gating and Expandability
Appendix H--Incremental Analysis and Supporting Information

VOLUME 5
Appendix I--Section 404(b)(1) Evaluation
Appendix J--Fish and Wildlife Coordination Act Report
Appendix K--Endangered Species
Appendix L--Air Quality

VOLUME 6
Appendix M--Comments and Responses--Part 1

VOLUME 7
Appendix M--Comments and Responses--Part 2





                            
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