Analysis of the Vulnerability of Southeast Florida to Sea Level Rise Southeast Florida Regional Climate Change Compact Inundation Mapping and Vulnerability Assessment Work Group August 2012 Analysis of the Vulnerability of Southeast Florida to Sea Level Rise Table of Contents Acknowledgements ................................................................................................................................... v Executive Summary ..................................................................................................................................... vi Chapter 1: Introduction ................................................................................................................................ 1 Developing Regionally-Consistent Inundation Maps and Vulnerability Assessment Methods for Southeast Florida ...................................................................................................................................... 1 How to Use this Document ....................................................................................................................... 2 Chapter 2: Analysis and Findings for the Southeast Florida Region ........................................................... 4 Chapter 3: Analysis of the Vulnerability of Monroe County to Sea Level Rise ........................................ 12 Vulnerability to Sea Level Rise - Monroe County Overview ................................................................... 12 Countywide Maps – Monroe .................................................................................................................. 14 1-Foot Sea Level Rise in Monroe County – Ocean Reef -- Key Largo .................................................. 14 2-Foot Sea Level Rise in Monroe County – Ocean Reef -- Key Largo .................................................. 15 3-Foot Sea Level Rise in Monroe County – Ocean Reef -- Key Largo .................................................. 16 1-Foot Sea Level Rise in Monroe County – Tavernier – Islamorada ................................................... 17 2-Foot Sea Level Rise in Monroe County – Tavernier – Islamorada ................................................... 18 3-Foot Sea Level Rise in Monroe County – Tavernier – Islamorada ................................................... 19 1-Foot Sea Level Rise in Monroe County – Long Key -- Duck Key ....................................................... 20 2-Foot Sea Level Rise in Monroe County -- Long Key -- Duck Key ...................................................... 21 3-Foot Sea Level Rise in Monroe County – Long Key – Duck Key ....................................................... 22 1-Foot Sea Level Rise in Monroe County – Marathon ........................................................................ 23 2-Foot Sea Level Rise in Monroe County – Marathon ........................................................................ 24 3-Foot Sea Level Rise in Monroe County – Marathon ........................................................................ 25 1-Foot Sea Level Rise in Monroe County – Big Pine Key..................................................................... 26 2-Foot Sea Level Rise in Monroe County – Big Pine Key..................................................................... 27 3-Foot Sea Level Rise in Monroe County – Big Pine Key..................................................................... 28 1-Foot Sea Level Rise in Monroe County – Sugarloaf – Key West ...................................................... 29 2-Foot Sea Level Rise in Monroe County – Sugarloaf – Key West ...................................................... 30 3-Foot Sea Level Rise in Monroe County – Sugarloaf – Key West ...................................................... 31 Analysis of Physical Features .................................................................................................................. 32 Ports and Airports ............................................................................................................................... 32 Power Plants ....................................................................................................................................... 34 Railroads ............................................................................................................................................. 35 i Analysis of the Vulnerability of Southeast Florida to Sea Level Rise Water and Wastewater Treatment Plants .......................................................................................... 35 Landfills ............................................................................................................................................... 37 Hospitals ............................................................................................................................................. 37 Emergency Shelters ............................................................................................................................ 38 Schools ................................................................................................................................................ 39 Evacuation Route - Overseas Highway (US 1) ..................................................................................... 41 Marinas ............................................................................................................................................... 42 Results of Analysis ................................................................................................................................... 42 Taxable Value of Property................................................................................................................... 43 Acres of Future Land Use .................................................................................................................... 43 Acres of Habitat Type / Land Use Land Cover .................................................................................... 45 Chapter 4: Analysis of the Vulnerability of Miami-Dade County to Sea Level Rise ................................. 48 Vulnerability to Sea Level Rise - Miami-Dade County Overview ............................................................ 48 Countywide Map 1, 2, & 3 Foot Sea Level Rise - Miami-Dade County ................................................... 50 Analysis of Physical Features .................................................................................................................. 53 Ports and Airports ............................................................................................................................... 53 Power plants ....................................................................................................................................... 55 Railroads ............................................................................................................................................. 55 Water and Wastewater Treatment Plants .......................................................................................... 55 Landfills ............................................................................................................................................... 56 Hospitals ............................................................................................................................................. 56 Schools ................................................................................................................................................ 58 Emergency Shelters ............................................................................................................................ 58 Evacuation Routes .............................................................................................................................. 58 Marinas ............................................................................................................................................... 60 Results of Analysis ................................................................................................................................... 60 Taxable Value of Property................................................................................................................... 60 Roads by FDOT Category..................................................................................................................... 60 Acres of Future Land Use .................................................................................................................... 61 Acres of Habitat Type / Land Use Land Cover .................................................................................... 63 Chapter 5: Analysis of the Vulnerability of Broward County to Sea Level Rise ....................................... 64 Vulnerability to Sea Level Rise - Broward County Overview .................................................................. 64 Countywide Maps – Broward ................................................................................................................. 65 1-Foot Sea Level Rise .......................................................................................................................... 65 2-Foot Sea Level Rise .......................................................................................................................... 66 ii Analysis of the Vulnerability of Southeast Florida