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JURISDICTIONAL DELINEATION REPORT FAIRVIEW STREET IMPROVEMENTS A <br />N OVEMBER 2018 FROM 9TH STREET TO 16TH STREET AND BRIDGE REPLACEMENT PROJECT `J" <br />SANTA ANA, CALIFORNIA <br />TABLE OF CONTENTS <br />TABLEOF CONTENTS............................................................................................................................... i <br />LIST OF ABBREVIATIONS AND ACRONYMS............................................................................................. <br />ii <br />INTRODUCTION.......................................................................................................... <br />1 <br />SITE DESCRIPTION....................................................................................................... <br />2 <br />REGULATORY BACKGROUND...................................................................................... <br />3 <br />United States Army Corps of Engineers........................................................................................ <br />3 <br />Wetlands....................................................................................................................................... <br />5 <br />HydrophyticVegetation.....................................................................................................................6 <br />HydricSoils.........................................................................................................................................7 <br />WetlandHydrology.............................................................................................................................7 <br />Riversand Harbors Act.................................................................................................................. <br />8 <br />California Department of Fish and Wildlife................................................................................... <br />8 <br />Regional Water Quality Control Board.......................................................................................... <br />9 <br />METHODOLOGY........................................................................................................ <br />10 <br />RESULTS................................................................................................................... <br />11 <br />United States Army Corps of Engineers Jurisdiction................................................................... <br />11 <br />Non -Wetland Waters of the United States......................................................................................11 <br />California Department of Fish and Wildlife Jurisdiction.............................................................11 <br />Jurisdictional Streambeds.................................................................................................................11 <br />CONCLUSIONS.......................................................................................................... <br />12 <br />United States Army Corps of Engineers Jurisdiction................................................................... <br />12 <br />California Department of Fish and Wildlife Jurisdiction.............................................................12 <br />Regional Water Quality Control Board Jurisdiction.................................................................... <br />12 <br />Disclaimer.................................................................................................................................... <br />12 <br />REFERENCES............................................................................................................. <br />13 <br />DelO4:10 <br />Table A: Hydrophytic Vegetation........................................................................................................... 6 <br />Table B: Delineated Corps Jurisdictional Areas.................................................................................... 12 <br />Table C: Delineated CDFW Jurisdictional Areas................................................................................... 12 <br />APPENDICES <br />A: FIGURES 1-3 <br />\\vcorpl2\projects\WKE1702\NES-MI\November 2018 Submittal\Fairview Street Improvements_Draft JD 110918.docx all/09/18» i <br />