Eastern & Midland Regional Assembly Draft Regional Spatial & Economic Strategy Regional Flood Risk Appraisal Report Tionól Reigiúnach Oirthir agus Lár-Tíre Eastern and Midland Regional Assembly Regional Flood Risk Appraisal TABLE OF CONTENTS 1 INTRODUCTION ................................................................................................................. 1 1.1 BACKGROUND ................................................................................................................................ 1 1.2 RFRA INTEGRATION WITH THE RSES .................................................................................................... 3 1.3 POLICY BACKGROUND ...................................................................................................................... 3 1.3.1 Irish Legislation .................................................................................................................. 3 1.3.2 European Legislation ......................................................................................................... 4 1.4 DISCLAIMER ................................................................................................................................... 4 2 CONTENTS AND MAIN OBJECTIVES OF THE PLAN ............................................................... 6 2.1 RESPONSIBLE AUTHORITY FOR THE EMR .............................................................................................. 6 2.2 REQUIREMENT FOR AN RSES ............................................................................................................ 6 2.3 GEOGRAPHIC SCOPE ........................................................................................................................ 7 2.4 STRATEGIC VISION FOR THE EMR ........................................................................................................ 8 2.5 KEY ASPECTS OF THE DRAFT EMR RSES ................................................................................................. 8 3 THE PLANNING SYSTEM AND FLOOD RISK ASSESSMENT GUIDELINES FOR PLANNING AUTHORITIES .................................................................................................................... 11 3.1 PURPOSE OF THE GUIDELINES .......................................................................................................... 11 3.2 OBJECTIVES OF THE GUIDELINES ....................................................................................................... 11 3.3 FLOOD RISK ASSESSMENT APPROACH ................................................................................................ 12 3.4 SEQUENTIAL APPROACH ................................................................................................................. 13 3.5 TYPES OF FLOODING ...................................................................................................................... 14 3.6 FLOOD RISK .................................................................................................................................. 15 3.7 FLOOD ZONES ............................................................................................................................... 15 3.8 CLIMATE CHANGE .......................................................................................................................... 16 3.9 RFRA METHODOLOGY .................................................................................................................... 16 4 HIGH LEVEL FLOOD RISK APPRAISAL .................................................................................. 17 4.1 INTRODUCTION ............................................................................................................................. 1 7 4.2 CFRAM STUDIES ............................................................................................................................ 18 4.3 FLOOD ZONE MAPPING .................................................................................................................. 18 4.4 CLIMATE CHANGE FLOOD MAPPING .................................................................................................. 18 4.5 FLUVIAL FLOOD ZONE MAPPING REVIEW ............................................................................................ 19 4.6 FLOOD RISK MANAGEMENT PLANS ................................................................................................... 19 4.7 OTHER SOURCES OF FLOODING ........................................................................................................ 20 MDR1402Rp0014_EMR i Regional Flood Risk Appraisal 4.7.1 Overview ......................................................................................................................... 20 4.7.2 Groundwater Flooding .................................................................................................... 20 4.7.3 Pluvial Flooding ............................................................................................................... 20 4.8 CONSIDERATION OF FLOOD RISK IMPACT AND SPATIAL PLANNING .......................................................... 20 4.8.1 Dublin Metropolitan Area Strategic Plan (MASP) ........................................................... 22 4.8.2 Regional Growth Centre – Athlone ................................................................................. 32 4.8.3 Regional Growth Centre – Drogheda .............................................................................. 35 4.8.4 Regional Growth Centre – Dundalk ................................................................................. 38 4.8.5 Growth Settlement ‐ Bray ............................................................................................... 42 4.8.6 Growth Settlement – Graiguecullen (Carlow) ................................................................. 45 4.8.7 Growth Settlement ‐ Longford ........................................................................................ 48 4.8.8 Growth Settlement – Maynooth ..................................................................................... 50 4.8.9 Growth Settlement – Mullingar ...................................................................................... 53 4.8.10 Growth Settlement – Naas ........................................................................................ 56 4.8.11 Growth Settlement – Navan ..................................................................................... 59 4.8.12 Growth Settlement – Portlaoise ............................................................................... 62 4.8.13 Growth Settlement – Swords .................................................................................... 65 4.8.14 Growth Settlement – Tullamore ............................................................................... 68 4.8.15 Growth Settlement – Wicklow‐Rathnew .................................................................. 71 5 REVIEW OF RSES POLICY OBJECTIVES ................................................................................ 74 5.1 REGIONAL STRATEGIC OUTCOMES .................................................................................................... 74 5.2 REGIONAL STRATEGIC FLOOD RISK MANAGEMENT OBJECTIVES ............................................................... 77 5.3 RESPONSE TO COUNCILLOR MOTIONS ............................................................................................... 77 5.3.1 Motion Received ............................................................................................................. 77 5.3.2 EMRA Response ............................................................................................................... 78 5.3.3 Discussion ........................................................................................................................ 78 6 GUIDANCE ON FRAS .......................................................................................................... 79 6.1 PREPARATION OF DEVELOPMENT PLANS ............................................................................................ 79 6.2 PLANNING AUTHORITY COLLABORATION ....................................................................................... 80 7 SUMMARY ........................................................................................................................ 81 7.1 OVERVIEW ................................................................................................................................... 81 7.2 METHODOLOGY ............................................................................................................................ 81 7.3 POTENTIAL IMPACT ........................................................................................................................ 82 7.4 MITIGATION STRATEGY ................................................................................................................... 82 MDR1402Rp0014_EMR ii Regional Flood Risk Appraisal APPENDICES Appendix A Summary of CFRAM FRMP Regional Measures LIST OF FIGURES Figure 1‐1 – Irish Planning System an Overview ..................................................................................... 2 Figure 2‐1 – Regional Assemblies and the Eastern and Midland Region ................................................ 6 Figure 2‐2 – EMRA Settlement Strategy Map ......................................................................................... 7 Figure 3‐1 – Flood risk management