Napa River Salt Marsh Restoration Project

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DEIR Figures

Figure S-1: Regional Location (276k)
Figure S-2: Napa River Salt Marsh Restoration Project Decision Flowchart (346k)
Figure S-3: No-Project Alternative (1.0MB)
Figure S-4: Salinity Reduction Option 1A: Napa River and Napa Slough Discharge (919k)
Figure S-5: Salinity Reduction Option 1B: Napa River and Napa Slough Discharge and Breach of Pond 3 (919k)
Figure S-6: Salinity Reduction Option 1C: Nap River and Napa Slough Discharge with Breaches of Ponds 3 and 4/5 (921k)
Figure S-7: Salinity Reduction Option 2: Napa River and San Pablo Bay Discharge (460k)
Figure S-8: Water Delivery Option: Project Component (670k)
Figure S-9: Water Delivery Option: Program Component (316k)
Figure S-10: Habitat Restoration Option 1: Mixture of Ponds and Tidal Marsh (70k)
Figure S-11: Habitat Restoration Option 2: Tidal Marsh Emphasis (132k)
Figure S-12: Habitat Restoration Option 3: Pond Emphasis ( )
Figure S-13: Habitat Restoration Option 4: Habitat Restoration Option 4: Accelerated Restoration (82k)
Figure 1-1: Regional Location (277k)
Figure 2-1: Project Area and Surrounding Areas Managed by DFG (244k)
Figure 2-2: Existing Conditions (456k)
Figure 2-2a: Ditches Excavated in Pond 3 (140k)
Figure 2-3: Salinity Ranges and Pond Elevations (34k)
Figure 2-4: Napa River Salt Marsh Restoration Project Decision Flowchart (35k)
Figure 2-5: No-Project Alternative (366k)
Figure 2-6: Salinity Reduction Option 1A: Napa River and Napa Slough Discharge (455k)
Figure 2-7: Salinity Reduction Option 1B: Napa River and Napa Slough Discharge adn Breach of Pond 3 (251k)
Figure 2-8: Salinity Reduction Option 1C: Napa River and Napa Slough Discharge with Breaches of Ponds 3 and 4/5 (253k)
Figure 2-9: Salinity Reduction Option 2: Napa River and San Pablo Bay Discharge (461k)
Figure 2-10: Water Delivery Option: Project Component (671k)
Figure 2-11: Typical Cross Section for Open-Trench Pipeline Construction (49k)
Figure 2-12: Water Delivery Option: Program Component (317k)
Figure 2-13: Marsh Tidal Elevations (672k)
Figure 2-14: Initial Elevations and Years to Vegetation Establishment (29k)
Figure 2-15: Plant Colonization as a Function of Elevation by Pond (46k)
Figure 2-16: Habitat Evolution by Alternative (35k)
Figure 2-17: Habitat Restoration Option 1: Mixture of Ponds and Tidal Marsh (76k)
Figure 2-18: Habitat Restoration Option 1: Habitat Endpoints (418k)
Figure 2-19: Habitat Areas-Habitat Restoration Option 1 (60k)
Figure 2-20: Habitat Restoration Option 2: Tidal Marsh Emphasis (151k)
Figure 2-21: Habitat Restoration Option 2: Habitat Endpoints (455k)
Figure 2-22: Habitat Areas-Habitat Restoration Option 2 (74k)
Figure 2-23: Habitat Restoration Option 3: Pond Emphasis (75k)
Figure 2-24: Habitat Restoration Option 3: Habitat Endpoints (333k)
Figure 2-25: Habitat Areas-Habitat Restoration Option 3 (57k)
Figure 2-26: Habitat Restoration Option 4: Accelerated Restoration (83k)
Figure 2-27: Habitat Restoration Option 4: Habitat Endpoints (417k)
Figure 2-28: Habitat Areas-Habitat Restoration Option 4 (63k)
Figure 3-1: Project Area Watershed (696k)
Figure 4-1: Time Series of Delta Outflow and Salinity at POint San Pablo and San Mateo Bridge--Water Year 1998 (116k)
Figure 4-2: Time Series of Total Suspended Solids and Tidal Elevation at Point San Pablo--Water Year 1998 (115k)
Figure 4-3: Time Series of Mid-Depth and Near-Bottom Total Suspended Solids at Point San Pablo--Water Year 1999 (158k)
Figure 4-4: Time Series of Mid-Depth and Near-Bottom Total Suspended Solids at Mare Island Causeway--Water Year 1999 (143k)
Figure 4-5: Time Series of Mid-Depth Total Suspended Solids and Calculated Total mercury Concentration at Point San Pablo--Water Year 1998 (105k)
Figure 4-6: Salinity Reduction Option 1A-Salinity in Napa River near Pond 3 Outlet (145k)
Figure 4-7: Salinity Reduction Option 1B-Salinity in Napa River near Pond 4 Outlet (155k)
Figure 4-8: Salinity Reduction Option 1-Salinity in Napa Slough near Outlet from Pond 7, 7A, and 8 (198k)
Figure 4-9: Salinity Reduction Option 1C-Salinity in Napa River near Breaches (91k)
Figure 4-10: Salinity Reduction Option 2-Salinity in Napa River near Pond 3 Outlet (146k)
Figure 5-1: Habitat Types Adjacent to the Sonoma Pipeline (454k)
Figure 5-2: Habitat Types Adjacent to the Sonoma and Napa Pipelines (476k)
Figure 5-3: Marsh Tidal Elevations (104k)
Figure 7-1: Changes in Napa River Salinity (31k)
Figure 8-1: Regional Faults (297k)
Figure 8-2: Geologic Formations (608k)
Figure 10-1: Highway and Railroad Lines Near the Project and Program Pipeline Alignments (367k)
Figure 16-1: Cultural Resources Area of Potential Effect for Restoration Area (918k)
Figure 16-2: Cultural Resources Area of Potential Effect for Water Delivery Option: Project Component (671k)