Rhode Island Shoreline Change Special Area Management Plan

Transcription

1 Rhode Island Shoreline Change Special Area Management Plan Draft Document Outline REVISED 10/12/2017 VOLUME 1 Executive Summary & How to Use this Document (Draft by Dec 2017) 1. Introduction (Revised draft by Dec 2017) 1.1 Vision Statement 1.2 Statement of the Problem 1.3 Enabling Legislation and Existing Policy Framework 1.4 Shoreline Change SAMP Scope and Study Area 1.5 Goals of the Shoreline Change SAMP 1.6 Principles Guiding the Design and Development of the Shoreline Change SAMP 1.7 Contents of the Shoreline Change SAMP Document 1.8 Collaborative Effort 2. Coastal Hazards in Rhode Island (Draft by Dec 2017) 2.1 Sea Level Rise Projections (Global, National, RI) 2.2 Coastal Storms Flooding Extent Wave Conditions Reoccurrence and Severity 2.3 Coastal Erosion At Risk Areas Projected Shoreline Erosion 2.4 Other Impacts Saltwater Intrusion 2.5 Synergistic Impacts Description of Interactions 2.6 References October 12, 2017 PUBLIC REVIEW DRAFT Page 1 of 5

2 3. Coastal Hazard Risk (DRAFT FOR PUBLIC RELEASE, OCTOBER 12, 2017) 3.1 Assessing Coastal Risk and Resilience Overview Why Assess and Plan for Coastal Risk? Coastal Risk by the Numbers Coastal Risk: Lessons Learned and Case Examples Institutional Context of Managing Coastal Risk in Rhode Island Overview Federal Agencies Other State Agencies Rhode Island Municipalities The Components of Coastal Risk: Terms and Concepts An Overview of the Coastal Risk Assessment and Management Process Overview Stage 1: Identify sources of risk and scenarios for planning purposes Stage 2: Assess risk Stage 3: Choose measures of adaptation Stage 4: Implementation Stage 5: Monitoring and evaluation 3.2 Tools to Assess Risk in Rhode Island Overview Pre Existing Regulatory Tools to Assess Coastal Risk RI Shoreline Change SAMP Planning Tools to Assess Coastal Risk in RI Regional Coastal Mapping Services 3.3 References 3.4 Appendices 4. Rhode Island s Exposure to Coastal Hazards (DRAFT FOR PUBLIC RELEASE, OCTOBER 12, 2017) 4.1 Chapter Highlights 4.2 Introduction 4.3 Natural Environment October 12, 2017 PUBLIC REVIEW DRAFT Page 2 of 5

3 4.3.1 Beaches, Barriers and Headlands Overview Geologic Setting of the Rhode Island South Shore Geologic Setting of Narragansett Bay Physical Processes Shoreline Protection Structures Coastal Wetlands Overview The Effects of Sea Level Rise and Other Coastal Hazards on Coastal Wetlands South County and Block Island Narragansett Bay Other Coastal Habitats 4.4 Effects of Erosion on Rhode Island s Coast Historic Shoreline Change Projected Shoreline Change 4.5 Built Environment CRMC Exposure Assessment Exposed Residential Structures Exposed Commercial Structures Exposed Public Service Structures Other State Assessments Demographics Critical Infrastructure Wastewater Treatment Facilities Drinking Water Utilities Transportation Infrastructure Public Access and Recreation Assets Historic and Archaeological Assets 4.6 Synthesis: Exposure of Rhode Island s Coastal Region to Storm Surge, Coastal Erosion and Sea Level Rise At Risk Areas Storm surge, coastal erosion and sea level rise in RI Matunuck Headland Misquamicut Barrington, Warren and Bristol 4.7 Synergistic Effects of Storm Surge, Coastal Erosion and Sea Level Rise 4.8 Ongoing and Future Research and Analysis October 12, 2017 PUBLIC REVIEW DRAFT Page 3 of 5

4 4.8.1 Overview Ongoing Research Future Research Needs The Built Environment The Natural Environment 4.9 References 5. Guidance for CRMC Permit Applications: Planning for Coastal Hazards (DRAFT FOR PUBLIC RELEASE, OCTOBER 12, 2017) Overview of Process Using this Document Step 1: Project Design Life Step 2: Site Assessment and Base Flood Elevation Step 3: Large Projects and Subdivisions (6 or more units) Step 4: Design Evaluation Step 5: Submit an Application Background Information for the 5 Step Process Step 1: Background Step 2: Background Step 3: Background Step 4: Background Why has CRMC developed this process? How does this process relate to other local, federal and state programs? Which projects are expected to follow this process? What are the roles of the Applicant and CRMC? Definitions 6. State Agency and Municipal Considerations (Draft by Dec 2017) 6.1 EC4 Workplan other state agencies 6.2 Municipal Decision Making Guidance for Coastal Land Uses Step 1 Understand Local Exposure Step 2 Identify Impacts within Beach SAMP Planning Area Step 3 Assess Risks Step 4 Develop Adaptation Strategies Step 5 Adopt and Implement Strategies Step 6 Monitor and Revise Strategies 6.3 References October 12, 2017 PUBLIC REVIEW DRAFT Page 4 of 5

5 7. Adaptation Strategies & Techniques (Draft by Dec 2017) 7.1 Coastal Risk Management Protect, Accommodate and Managed Retreat 7.2 Municipal Planning, Operations and Decision Making Land Use Decision Making Storm Planning and Recovery 7.3 Transportation Infrastructure 7.4 Retrofit Techniques for Structures 7.5 Green Infrastructure Shoreline Protection and Erosion Stormwater and Flooding 7.6 Wetland Restoration 7.7 Waterfront and Coastal Businesses Business Continuity Marina Assessment Tool 7.8 References APPENDIX II Supporting technical reports, white papers and academic journal articles list under development October 12, 2017 PUBLIC REVIEW DRAFT Page 5 of 5