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CONTENTS DMA 2000 Hazard Mitigation Plan – Cayuga County, New York 1 August 2013 VOLUME I Page SECTION 1 INTRODUCTION 1-1 Background 1-1 DMA 2000 Origins -The Robert T Stafford Disaster Relief and Emergency Assistance Act 1-1 Organizations Involved in the Mitigation Planning Effort 1-2 Multiple Agency Support for Hazard Mitigation 1-2 Implementation of the Planning Process 1-7 Benefits of Mitigation Planning 1-8 Organization of this Mitigation Plan 1-8 SECTION 2 PLAN ADOPTION 2-1 Overview 2-1 Plan Adoption by Local Governing 2-1 SECTION 3 PLANNING PROCESS 3-1 Introduction 3-1 Hazard Mitigation in Cayuga County – Preparing to Plan 3-2 Planning Partnership – Organization and Activity 3-2 Organization of Planning Partnership 3-2 Planning Partnership Activities 3-7 Participation Matrix 3-13 Stakeholders Involved in Mitigation 3-17 Municipal and Local Involvement 3-18 Federal, State, County, and Regional Agency 3-19 Public Participation – Citizen Involvement 3-22 Coordination with Existing Planning Efforts and Programs 3-27 Hazard Mitigation Grant Program 3-27 National Flood Insurance Program 3-27 Flood Mitigation Assistance (FMA) Program 3-28 Pre-Disaster Mitigation (PDM) Program 3-28 Repetitive Flood Claism (RFC) Program 3-28 Severe Repetitive Loss (SRL) Program 3-28 Federal Disaster and Recovery Assistance Program 3-28 Individual Assistance 3-28 Public Assistance 3-29 Community Development Block Grants (CDBG) 3-29 National Flood Insurance Program 3-29 Community Rating System (CRS) 3-31 New York State Department of Environmental Conservation (NYSDEC) – Division of Water - Bureau of Flood Protection and Dam Safety 3-32 Cornell Cooperative Extension of Cayuga County 3-32 Cayuga County Land Use Plan 3-33 Cayuga County Soil and Water Conservation District 3-33 New York State Canal Corporation 3-33 Cayuga County Agriculture and Farmland Protection Plan 3-34 Integration of Existing Data and Plans into Mitigation Plan 3-35 ---PAGE BREAK--- CONTENTS (continued) DMA 2000 Hazard Mitigation Plan – Cayuga County, New York TOC-2 August 2013 Local Data 3-35 Federal and State Data 3-35 Review of Existing Reports and Plans 3-37 Continued Public Involvement 3-39 SECTION 4 COUNTY PROFILE 4-1 General Information 4-1 Physical Setting 4-1 Population and Demographics 4-9 General Building Stock 4-14 Land Use and Population Trends 4-20 Land Use Trends 4-20 Population Trends 4-24 Future Growth and Development 4-25 Critical Facilities 4-27 Essential Facilities 4-27 Transportation Systems 4-44 Highway, Roadways and Associated Systems 4-46 Airports and Heliports 4-47 4-48 Public Transportation 4-48 Lifeline Utility Systems 4-48 Potable Water Supply 4-49 Wastewater Facilities 4-51 Energy Resources 4-52 Communication Resources 4-55 High-Potential Loss Facilities 4-57 4-57 Other Facilities (User Defined) 4-60 SECTION 5 RISK ASSESSMENT 5-1 5.1 Methodology and 5.1-1 Methodology 5.1-1 Tools 5.1-1 5.2 Identification of Natural Hazards of Concern 5.2-1 5.3 Hazard Ranking 5.3-1 Hazard Risk Ranking 5.3-1 Probability of Occurrence 5.3-1 Impact 5.3-1 Risk Ranking Value 5.3-2 Hazard Ranking Results 5.3-2 Summary of Planning Area Risk Ranking 5.3-5 Hazards Profiles and Vulnerability 5.3-7 5.4 Hazards Profiles and Vulnerability 5.4 5.4.1 Flood 5.4.1-1 5.4.2 Ground Failure 5.4.2.1 5.4.3 Severe Storm 5.4.3-1 5.4.4 Severe Winter Storm 5.4.4-1 5.4.5 Transportation 5.4.5-1 SECTION 6 MITIGATION STRATEGIES 6-1 ---PAGE BREAK--- CONTENTS (continued) DMA 2000 Hazard Mitigation Plan – Cayuga County, New York TOC-3 August 2013 Background and Past Accomplishments 6-1 General Mitigation Planning Approach 6-4 Guiding Principle, Mitigation Goals and Objectives 6-4 Capability Assessment 6-8 Identification, Prioritization, Analysis and Implementation of Mitigation Actions 6-8 SECTION 7 PLAN MAINTENANCE PROCEDURES 7-1 Monitoring, Evaluating and Updating the Plan 7-1 Monitoring 7-3 Evaluating 7-3 Updating 7-5 Implementation of Mitigation Plan Through Existing Programs 7-7 Continued Public Involvement 7-10 ACRONYMS AND ABBREVIATIONS AC-1 GLOSSARY REFERENCES R-1 ---PAGE BREAK--- CONTENTS (continued) DMA 2000 Hazard Mitigation Plan – Cayuga County, New York TOC-4 August 2013 VOLUME II Page SECTION 8 PLANNING 8-1 Background 8-1 The Planning Partnership 8-1 Initial Solicitation and Letters of 8-1 Planning Partner Expectations 8-2 Jurisdiction Annex Templates 8-2 Workshop 8-2 Benefit/Cost 8-3 Completion of the Planning Process 8-3 SECTION 9 JURISDICTIONAL ANNEXES 9-1 9.1 Cayuga County 9.1-1 9.2 City of Auburn 9.2-1 9.3 Town of Aurelius 9.3-1 9.4 Village of Aurora 9.4-1 9.5 Town of Brutus 9.5-1 9.6 Town of Cato1 9.6-1 9.7 Village of Cato 9.7-1 9.8 Village of Cayuga 9.8-1 9.9 Town of Conquest 9.9-1 9.10 Village of Fair Haven 9.10-1 9.11 Town of Fleming 9.11-1 9.12 Village of Genoa 9.12-1 9.13 Town of Ira 9.13-1 9.14 Town of Ledyard 9.14-1 9.15 Town of Locke 9.15-1 9.16 Town of Mentz 9.16-1 9.17 Village of Meridian 9.17-1 9.18 Town of Montezuma 9.18-1 9.19 Town of Moravia 9.19-1 9.20 Village of Moravia 9.20-1 9.21 Town of Niles. 9.21-1 9.22 Town of Owasco. 9.22-1 9.23 Village of Port Byron. 9.23-1 9.24 Town of Scipio. 9.24-1 9.25 Town of Sempronius. 9.25-1 9.26 Town of Sennett. 9.26-1 9.27 Town of Springport. 9.27-1 9.28 Town of Sterling. 9.28-1 9.29 Town of Summerhill. 9.29-1 9.30 Town of Throop. 9.30-1 9.31 Village of Union Springs. 9.31-1 9.32 Town of Venice. 9.32-1 9.33 Town of Victory. 9.33-1 9.34 Village of Weedsport. 9.34-1 1 The Town of Cato is not participating in the Cayuga County Hazard Mitigation Plan. ---PAGE BREAK--- CONTENTS (continued) DMA 2000 Hazard Mitigation Plan – Cayuga County, New York TOC-5 August 2013 APPENDICES A Applicable Federal and State Regulations A-1 B Sample Resolution of Plan Adoption. B-1 C Public and Stakeholder Outreach C-1 D Mitigation Catalog D-1 E Federal and State Mitigation Resources E-1 F Jurisdictional Annex Template and Instructions F-1 G FEMA Guidance Worksheets G-1 H Public Survey Results H-1 I Meeting J Sample Letter of Intent J-1 ---PAGE BREAK--- CONTENTS (continued) DMA 2000 Hazard Mitigation Plan – Cayuga County, New York TOC-6 August 2013 TABLES Table Page 1-1 Participating Jurisdictions in Cayuga County 1-2 1-2 FEMA Local Mitigation Plan Review Crosswalk 1-5 3-1 Participating Cayuga County Jurisdictions 3-1 3-2 Cayuga County Hazard Mitigation Plan Steering Committee Members 3-4 3-3 Planning Committee Members (Municipal Representatives Only) 3-5 3-4 Summary of Planning Outreach 3-7 3-5 Participation Matrix/Official Planning Meetings 3-13 3-6 Cayuga County Stakeholders…………. 3-15 3-7 Cayuga County Floodplain Administrators 3-17 3-8 Record Review (Municipalities) - Record of the review of existing programs, policies, and technical documents for participating jurisdictions (all) 3-37 4-1 Land Use (2006) in Cayuga County 4-7 4-2 Cayuga County Population Statistics (2010 and 2000 U.S. Census) 4-9 4-3 Building Stock Count and Replacement Value by Occupancy Class 4-15 4-4 2007 Economic Census for Cayuga County, New York 4-21 4-5 2010 Cayuga County Business Patterns 4-22 4-6 Cayuga County Tourism Direct Sales, 2011 4-23 4-7 Cayuga County Population Trends, 1950 to 2010 4-26 4-8 Emergency Operation Centers in Cayuga County 4-27 4-9 Police Stations in Cayuga 4-28 4-10 Prisons in Cayuga County 4-28 4-11 Fire and EMS Stations in Cayuga County 4-29 4-12 Medical Facilities in Cayuga County 4-32 4-13 Shelter in Cayuga County (not a Red Cross Shelter) 4-34 4-14 Sheltering Agreements with the American Red Cross in Cayuga 4-35 4-15 Schools in Cayuga County 4-38 4-16 Senior Facilities in Cayuga County 4-42 4-17 Transportation Facilities in Cayuga County 4-46 4-18 Airports in Cayuga County 4-48 4-19 Public Transportation in Cayuga County 4-50 4-20 Potable Water Facilities in Cayuga County 4-49 4-21 Wastewater Treatment Facilities in Cayuga County 4-51 4-22 Sewer Pump Stations in Cayuga County 4-51 4-23 Electric Power Generation Facilities in Cayuga County 4-52 4-24 Electric Substations in Cayuga County 4-52 4-25 Communication Facilities in Cayuga County 4-55 4-26 Dams in Cayuga County 4-57 4-27 User Defined Facilities in Cayuga County 4-60 5.2-1 Identification of Natural Hazards of Concern for Cayuga County, New York 5.2-2 5.3-1 Probability of Occurrence Ranking Factors 5.3-1 5.3-2 Numerical Values and Definitions for Impacts on Population, Property and Economy 5.3-2 5.3-3 Probability of Occurrence Ranking for Hazards of Concern for Cayuga County 5.3-3 ---PAGE BREAK--- CONTENTS (continued) DMA 2000 Hazard Mitigation Plan – Cayuga County, New York TOC-7 August 2013 5.3-4 Impact Ranking for Hazards of Concern for Cayuga County 5.3-4 5.3-5 Total Risk Ranking Value for Hazards of Concern for Cayuga County 5.3-5 5.3-6 Hazard Ranking Results for Hazards of Concern for Cayuga 5.3-5 5.3-7 Hazard Ranking Results for Hazards of Concern for Cayuga County Jurisdictions 5.3-6 5.4.1-1 Flooding Events Between 1950 and 2012 5.4.1-11 5.4.1-2 Ice Jam Events in Cayuga County between 1780 and 2012 5.4.1-15 5.4.1-3 Occurrences of Flood Events in Cayuga County, 1960 - 2012 5.4.1-18 5.4.1-4 Projected Seasonal Precipitation Change in Region 1, 2050s change) 5.4.1-18 5.4.1-5 Estimated Cayuga County Population Vulnerable to the 1-Percent and 0.2- Percent Flood Hazard Areas 5.4.1-11 5.4.1-6 Estimated Cayuga County Population Displaced or Seeking Short-Term Shelter from the 1- and 0.2-Percent Annual Chance Flood Events 5.4.1-25 5.4.1-7 Total land area located in the 1- and 0.2-percent annual chance flood zones 5.4.1-26 5.4.1-8 Estimated General Building Stock Exposure to the 1-Percent and 0.2- Percent Annual Chance Flood Events 5.4.1-28 5.4.1-9 Estimated General Building Stock Potential Loss to the 1-Percent and 0.2- Percent Annual Chance Flood Events 5.4.1-30 5.4.1-10 NFIP Policies, Claims and Repetitive Loss Statistics 5.4.1-33 5.4.1-11 Critical Facilities Located in the 1-Percent and 0.2-Percent Annual Chance Flood Boundaries and Estimated Potential Damage 5.4.1-37 5.4.1-12 Estimated Debris Generated from the 1-Percent and 0.2-Percent Flood Events 5.4.1-39 5.4.2-1 Karst Types 5.4.2-22 5.4.2-2 Estimated Population Exposed to Landslides in Cayuga County 5.4.2-23 5.4.2-3 Estimated Population Located in Karst Areas in Cayuga County 5.4.2-25 5.4.2-4 General Building Stock Exposed to Landslides in Cayuga 5.4.2-26 5.4.2-5 General Building Stock Exposed to Karst Areas in Cayuga County 5.4.2-28 5.4.2-6 Emergency Critical Facilities Exposed to Landslides and Karst Areas in Cayuga 5.4.2-30 5.4.3-1 Hail Size 5.4.3-4 5.4.3-2 Fujita Damage Scale 5.4.3-4 5.4.3-3 Enhanced Fujita Damage Scale 5.4.3-5 5.4.3-4 EF Scale Damage Indicators 5.4.3-6 5.4.3-5 The Saffir-Simpson Scale 5.4.3-7 5.4.3-6 Wind Zones in the U.S. 5.4.3-12 5.4.3-7 Severe Storm Events Between 1950 and 2012 5.4.3-22 5.4.3-8 Projected Seasonal Precipitation Change in Region 3, 2050s change) 5.4.3-30 5.4.3-9 Description of Damage 5.4.3-34 5.4.3-10 Estimated Building Replacement Value (Structure Only) Damaged by the 100-Year and 500-Year MRP Winds for All Occupancy Classes 5.4.3-36 5.4.3-11 Debris Production (Tons) for 500-Year MRP Wind Event 5.4.3-41 5.4.4-1 NESIS Ranking Categories 1 - 5 5.4.4-3 5.4.4-2 RSI Ranking Categories 5.4.4-4 5.4.4-2 Cayuga County’s Vulnerability Rating for Snow Storms. 5.4.4-7 5.4.4-3 Cayuga County’s Vulnerability Rating for Ice Storms. 5.4.4-7 5.4.4-4 Winter Storm Events Between 1950 and 2012. 5.4.4-11 ---PAGE BREAK--- CONTENTS (continued) DMA 2000 Hazard Mitigation Plan – Cayuga County, New York TOC-8 August 2013 5.4.4-5 Occurrences of Severe Winter Storm Events in Cayuga County, 1950 - 2012 5.4.4-18 5.4.4-6 Projected Seasonal Precipitation Change in Region 3, 2050s change) 5.4.4-19 5.4.4-7 Ice Storm Susceptibility of Tree Species 5.4.4-20 5.4.4-8 Cayuga County Population Statistics (2010 U.S. Census) 5.4.4-24 5.4.4-9 General Building Stock Exposure (Structure Only) and Estimated Losses from Severe Winter Storm Events in Cayuga County 5.4.4-25 5.4.5-1 NYSDEC Spill Incident Database for Cayuga County, 2007-2012 5.4.5-12 5.4.5-2 Traffic Accidents in Cayuga County 1998-2011 5.4.5-21 6-1 Past Mitigation Projects 6-3 6-2 Agencies/Stakeholders 6-9 6-3 Cost and Benefit Definitions 6-13 7-1 Mitigation Planning Committee 7-1 8-1 Participating Jurisdictions in Cayuga County 8-1 8-2 Benefit/Cost Review 8-3 ---PAGE BREAK--- CONTENTS (continued) DMA 2000 Hazard Mitigation Plan – Cayuga County, New York TOC-9 August 2013 FIGURES Figure Page 1-1 Cayuga County Mitigation Plan Area 1-4 1-2 Cayuga County Hazard Mitigation Planning Process 1-9 3-1 Screenshot of the Hazard Mitigation Plan Link on the Cayuga County Government Website 3-25 3-2 Screenshot of the Cayuga County Hazard Mitigation Plan Public Website 3-26 4-1 Cayuga County, New York 4-2 4-2 Drainage Basins of New York 4-3 4-3 Watersheds of Cayuga County, New York 4-4 4-4 Oswego/Finger Lakes Watersheds in Cayuga County 4-5 4-5 Land Use in Cayuga 4-8 4-6 Distribution of General Population for Cayuga County, New York 4-11 4-7 Distribution of Persons over the Age of 65 in Cayuga County, New 4-12 4-8 Distribution of Low-Income Population in Cayuga County, New York 4-13 4-9 Distribution of Residential Building Stock and Value Density in Cayuga County 4-17 4-10 Distribution of Commercial Building Stock and Exposure Density in Cayuga 4-18 4-11 Distribution of Industrial Building Stock and Value Density in Cayuga County 4-19 4-12 Potential New Development in Cayuga County 4-26 4-13 Emergency Facilities in Cayuga County 4-33 4-14 Shelters in Cayuga County 4-37 4-15 Schools in Cayuga County 4-41 4-16 Senior Facilities in Cayuga County 4-43 4-17 Transportation Facilities in Cayuga County 4-45 4-18 Utilities in Cayuga County 4-54 4-19 Communication Facilities in Cayuga County 4-56 4-20 Dams in Cayuga County 4-59 5.4.1-1 Floodplain Flood hazard area, flood fringe, and the floodway 5.4.1-2 5.4.1-2 Number of Ice Jam Incidents on New York State Rivers (1875 – 2007) 5.4.1-7 5.4.1-3 Mill Street Dam Inundation Area 5.4.1-9 5.4.1-4 Presidential Disaster Declarations for Flooding Events, 1953-2010 5.4.1-10 5.4.1-5 Historic Ice Jams in Cayuga County. 5.4.1-15 5.4.1-6 Projected Rainfall and Frequency of Extreme Storms 5.4.1-19 5.4.1-7 Cayuga County NFIP Activity Areas 5.4.1-35 5.4.1-8 Potential New Development and Flood Boundaries 5.4.1-42 5.4.2-1 Landslide Incidence and Susceptibility in the Northeast U.S. 5.4.2-7 5.4.2-2 Landslide Potential of the Conterminous U.S. 5.4.2-8 5.4.2-3 Landslide Susceptibility in New York State 5.4.2-9 5.4.2-4 Location of Landslides in New York State. 5.4.2-10 5.4.2-5 Subsidence Due to Sinkholes and Evaporative Rock 5.4.2-11 5.4.2-6 Karst Areas across the U.S. 5.4.2-12 5.4.2-7 Mineral Resources of New York State. 5.4.2-13 5.4.2-8 February 2003 Landslide Event, Moon Beach (Town of 5.4.2-14 5.4.2-9 February 2003 Landslide Event, Moon Beach (Town of 5.4.2-15 ---PAGE BREAK--- CONTENTS (continued) DMA 2000 Hazard Mitigation Plan – Cayuga County, New York TOC-10 August 2013 5.4.2-10 February 2003 Landslide Event, Moon Beach (Town of 5.4.2-15 5.4.2-11 Landslide Hazard Areas in Cayuga County 5.4.2-20 5.4.2-12 Karst Areas in Cayuga County 5.4.2-21 5.4.3-1 Wind Speeds for the 500-Year MRP Event and Storm Track for the 100- and 500-Year MRP Events in Cayuga County. 5.4.3-9 5.4.3-2 Annual Frequency of Hailstorms in the U.S. 5.4.3-10 5.4.3-3 Total Annual Threat of Hail Events in the U.S., 1995-1999 5.4.3-11 5.4.3-4 Wind Zones in the U.S. 5.4.3-12 5.4.3-5 Annual Average Number of Thunderstorm Days in the U.S. 5.4.3-13 5.4.3-6 Annual Days Suitable for Thunderstorms/Damaging 5.4.3-14 5.4.3-7 Annual Average Number of Tornadoes in the U.S., 1991 to 2010 5.4.3-15 5.4.3-8 Tornado Activity in New York State, 1950-2005 5.4.3-16 5.4.3-9 Tornado Risk in the U.S. 5.4.3-17 5.4.3-10 Total Annual Threat of Tornado Events in the U.S., 1980-1999 5.4.3-18 5.4.3-11 Hurricane Tracks in New York State, 1990 to 2006. 5.4.3-19 5.4.3-12 Historical North Atlantic Tropical Cyclone Tracks (1842-2010) 5.4.3-20 5.4.3-13 Presidential Disaster Declarations for Hurricanes and Tropical Depressions, 1953-2007 5.4.3-21 5.4.3-14 Number of Hurricanes for a 100-year Return Period 5.4.3-29 5.4.3-15 Projected Rainfall and Frequency of Extreme Storms 5.4.3-31 5.4.3-16 Density of Losses for Residential Structures (Structure Only) for Cayuga County 500-Year MRP Wind Event 5.4.3-39 5.4.4-1 Annual Mean Snowfall within the Eastern U.S. 5.4.4-5 5.4.4-2 Annual Snowfall Normals for New York State 5.4.4-6 5.4.4-3 Average Number of Hours per Year with Freezing Rain in the United States 5.4.4-7 5.4.4-4 Presidential Disaster Declarations in New York State from Winter Snow Storms and Blizzards (1953 to August 5.4.4-9 5.4.4-5 Presidential Disaster Declarations in New York State from Ice Storms (1953 to August 2007) 5.4.4-10 5.4.4-6 Suggestions for Pruning Trees to Promote Growth of Strong Branches 5.4.4-22 5.4.5-1 Highway/At-Grade Railroad Crossing Collision Rate, 1980 through 2011 5.4.5-4 5.4.5-2 Traffic Volume in Cayuga County. 5.4.5-6 5.4.5-3 Major Thoroughfares in Cayuga County 5.4.5-7 5.4.5-4 Transportation Hazard Locations in Cayuga County 5.4.5-10 5.4.5-5 Vehicle Collides with Train in Auburn 5.4.5-18 6-1 Stormwater Retention Pond, Moravia, NY 6-2 6-2 Berm to Protect Water Supply in Genoa, NY (before) 6-2 6-3 Mill St. Bridge (before mitigation) 6-2 6-4 Mill St. Bridge (after mitigation) 6-2 6-5 Green Street Bridge (before Mitigation) 6-2 6-6 Green Street Bridge (after Mitigation) 6-2