New Mill Creek

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Table of Contents

• Executive Summary
• Background
• Methodology
• Modeling Configurations
• Modeling Results
• Back-to-Back Storms Analysis
• Master Drainage Plan Improvements
• Environmental Restoration and Protection Opportunities
• Contact Information

Figures

Figure 1. New Mill Creek Watershed MDPU Map
Figure 2. Soils with Wetlands Overlay
Figure 3. Existing Conditions Subcatchments with Shaded Imperviousness
Figure 4. Future Conditions Subcatchments with Shaded Imperviousness
Figure 5. Link-Node Diagram – Existing Conditions
Figure 6. Link-Node Diagram – Future Conditions
Figure 7. Flooding for 10-Yr and 50-Yr Storms: Existing Hydrology, Existing Drainage
Figure 8. Future Improvements
Figure 9. Flooding for 10-Yr and 50-Yr Storms: Future Hydrology, Future Drainage
Figure 10. Alternative Water Quality Design Improvements
Figure 11. Potential Environmental Restoration and Protection Projects

Tables

Table C-1. Existing Conditions Peak Water Surface Elevations
Table C-2. Future Conditions Peak Water Surface Elevations
Table C-3. Environmental Restoration Scenario Peak Water Surface Elevations
Table D-1. Back-to-Back Storms Analysis

Appendices

A.  Photographs
B.  Surveying Data
C.  Maximum Water Surface Elevations
D.  Back-to-Back Storms Analysis