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Cache Slough Landowners Meeting LITTLE EGBERT TRACT PROJECT Flood - PowerPoint PPT Presentation

Cache Slough Landowners Meeting LITTLE EGBERT TRACT PROJECT Flood Hydraulics Don Trieu P.E. May 23,2019 Little Egbert Tract (RD 2084) Located within the Yolo Bypass Floodway 3100 acres Flow Easement with restricted deed elevation


  1. Cache Slough Landowners Meeting LITTLE EGBERT TRACT PROJECT Flood Hydraulics Don Trieu P.E. May 23,2019

  2. Little Egbert Tract (RD 2084) Located within the Yolo Bypass Floodway • 3100 acres • Flow Easement with restricted deed elevation of • ~10 to 15 ft NAVD88 Flooded in Feb 1986 and Jan 1997 • Little Egbert Tract

  3. Lower Yolo Bypass Flooding Dynamics Project Levee Restricted Height Levee Overtops/Breach Restricted Height Levee Restricted Height Levee Overtops/Breach

  4. Jan. 1997 Flood Damage

  5. Conceptual Alternative Features

  6. Extreme Flood Events Moderate Flood Events Conceptual Alternative Hydraulic Impacts

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