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Indiana Silver Jackets, North Branch Elkhart River, West Lakes Task Team Report, 2010

Cover (pdf, 179 KB)

TABLE OF CONTENTS (pdf, 18 KB)

Executive Summary (pdf, 39 KB)

Detailed Summary (pdf, 199 KB)

Focus Area and Scope of Report (pdf, 1.12 MB)

CHAPTERS:

1. Overview of Previous Reports (pdf, 73.8 KB)

2. Physical Setting (pdf, 4.1 MB)

Basin Area Topography and Geology (page 1)

Geomorphology (page 6)

The Hydrologic Cycle (page 11)

The Watershed (page 13)

Regional Precipitation Trends (page 18)

Lake/Stream Transitional Section (page 20)

Possible Future Trends (page 26)

3. Natural Resources (pdf, 507 KB)

4. Lake Level Establishment, Structures, and Data (pdf, 1.39 MB)

5. Review of Local Floodplain Management Activities (pdf, 563 KB)

6. Engineering Project Considerations (pdf, 1.63 MB)

Benton Dam Impacts (page 2)

Cosperville Bridge Impacts (page 5)

In-Channel Aquatic Weeds (page 6)

Fallen Tree and Obstruction Removal (page 6)

Raising Access Roads (page 9)

By-pass Channel (page 9)

Storage Basins (page 12)

Sylvan Lake Storage (page 17)

7. Agency Resources & Stakeholder Partnerships (pdf, 154 KB)

Appendices

A - Excerpt from "Indiana Drainage Handbook" (pdf, 209 KB)

B - 2006 and 2009 Summaries and Map of North Branch Elkhart River Reconnaissance

Appendix B1 (pdf, 49.6 KB)

Appendix B2 (pdf, 270 KB)

Appendix B3 (pdf, 65.8 KB)

Appendix B4 (pdf, 6.07 MB)

C - Drainage Area and Sub-Basin Maps

Appendix C1 (pdf, 530 KB)

Appendix C2 (pdf, 11.6 MB)

D - Basin Characteristics, North Branch Elkhart River, (USGS Stream Stats) (pdf, 3.19 MB)

E - Sylvan Lake Dam — Spillway Rating Curve (pdf, 120 KB)

F - 2009 — Local Survey Questions and Results (pdf, 29.5 KB)

G - Flood Profiles, North Branch Elkhart River, Noble County Flood Insurance Study (pdf, 14.4 MB)

H - Special Flood Hazard Area Maps: West Lakes Chain, Indiana Lakes Chain, Oliver Lake, Sylvan Lake

Appendix H1 (pdf, 920 KB)

Appendix H2 (pdf, 904 KB)

Appendix H3 (pdf, 950 KB)

I - Water Well Modification Information Sheet (pdf, 113 KB)

J - LARE Map (pdf, 184 KB)

Overview of Indiana Silver Jackets (pdf, 45.3 KB)

Glossary (pdf, 253 KB)

References (pdf, 23.4 KB)

Acknowledgements (pdf, 17.4 KB)

Epilogue (pdf, 22.6 KB)