Two-Dimensional Hydraulic Modeling of the Upper Sacramento River, RM 194.0 to RM 202.0
Including Riparian Restoration, Setback Levee, and East Levee Removal.
Glenn and Butte Counties, California
Prepared for The Natural Conservancy Sacramento River Project, by Ayres Associates
Chico, May 31, 2002
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Report Text (340k)  Table 1: Manning's Roughness Coefficients (n Values), on page 10
                             Table 2: High Water Marks (HWM) Surveyed During the 1995 Flood Event, on page 10
                             Table 3: Comparison of the Predicted Water Surface Elevations From the Model with the
                                          Surveyed High Water Marks for the Calibration Run, on page 14

Figures
Figure 1  (122k) Location Map - Project Site Delineation
Figure 2  (1.05M) Land Ownership within Project Area: Sacramento River Project Hamilton City Implementation Area
Figure 3  (228k) Stakeholder preferred Setback Levee Alignment: Hamilton City Implementation Area
Figure 4  (1.60M) Location of East Overbank Levee Removal
Figure 5  (59k) Frequency-Discharge Plot for Sacramento River at Hamilton City
Figure 6  (460k) Plan View of the Finite Element Mesh
Figure 7  (129k) Local Levee Configuration and Stationing
Figure 8  (63k) J-Levee Profiles
Figure 9  (63k) Modeled Water Surface Profiles and Surveyed High Water Marks

Appendix
Figure 10  (504k) Land Use/Material Types - Existing Conditions, January 1995 High Flow
Figure 11  (491k) Land Use/Material Types - Restoration Conditions, January 1995 High Flow
Figure 12  (464k) Land Use/Material Types - Setback Levee Conditions, January 1995 High Flow
Figure 13  (467k) Land Use/Material Types - East Levee Removal Conditions, January 1995 High Flow
Figure 14  (355k) Velocity Contours and Vectors - Existing Conditions Hydraulic Model
Figure 15  (368k) Velocity Contours and Vectors - Riparian Restoration Hydraulic Model
Figure 16  (380k) Velocity Contours and Vectors - Hamilton City Setback Levee Hyd. Model
Figure 17  (349k) Velocity Contours and Vectors - East Levee Removal Hydraulic Model
Figure 18  (238k) Velocity Differential - Existing to Riparian Restoration
Figure 19  (252k) Velocity Differential - Existing to Setback Levee
Figure 20  (238k) Velocity Differential - Existing to East Levee Removal
Figure 21  (250k) Water Dept - Existing Conditions
Figure 22  (251k) Water Dept - Setback Levee Conditions
Figure 23  (246k) Water Dept - East Levee Removal Conditions
Figure 24  (258k) Water Surface Elevation Differential - Existing to Riparian Restoration
Figure 25  (263k) Water Surface Elevation Differential - Existing to Setback Levee
Figure 26  (268k) Water Surface Elevation Differential - Existing to East Levee Removal
Figure 27  (78k) Levee Profile at RM 193 and Computed Water Surface Elevations
Figure 28  (70k) Plan View of East Levee Showing Data Point Locations
Figure 29  (164k) Water Surface Elevations Upstream of Highway 32