Tactical Flood Response Plan Part One
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OFFICIAL Tactical Flood Response Plan Part One Version 5.1 Author NRF Severe Weather & Flood Risk Group Reviewed by NRF Severe Weather & Flood Risk Authorised by Environment Agency Next review date June 2018 OFFICIAL Page 1 of 65 OFFICIAL Foreword This document has been produced after consultation with Category 1 and 2 Responders (as defined within the Civil Contingencies Act 2004), through the Norfolk Resilience Forum. It provides guidance by which Norfolk can be suitably prepared to respond to an actual or potential major flooding emergency, whereby the combined resources of numerous agencies are required. It will be used by these agencies when information is received or events occur that require a coordinated response at the tactical level. Tom McCabe NRF Executive Lead – Protection Capability Workstream Norfolk County Council OFFICIAL Page 2 of 65 OFFICIAL Table of Contents Foreword .............................................................................................................................................................................................2 Purpose ...............................................................................................................................................................................................8 Local Considerations: ........................................................................................................................................................................8 Protocols .............................................................................................................................................................................................9 Policy Statement ................................................................................................................................................................................9 Activation of this plan ........................................................................................................................................................................9 References ..........................................................................................................................................................................................9 Record of Amendments ................................................................................................................................................................... 10 Records of Plan Validation and Training Schedule ....................................................................................................................... 11 Distribution List ................................................................................................................................................................................ 12 Abbreviations ................................................................................................................................................................................... 13 Section 1 - Introduction ................................................................................................................................................................... 15 Borough / City / District Plans ............................................................................................................................................................. 16 Environment Agency Local Flood Warning Plan For Norfolk .............................................................................................................. 16 Section 2 - Types of Flooding ......................................................................................................................................................... 17 Coastal (Tidal) Flooding ..................................................................................................................................................................... 17 Tidal Surge Event ............................................................................................................................................................................... 17 River (Fluvial) Flooding ...................................................................................................................................................................... 17 Surface Water (Pluvial) Flooding ........................................................................................................................................................ 18 Groundwater Flooding ........................................................................................................................................................................ 19 The Broads ......................................................................................................................................................................................... 19 Coastal Erosion .................................................................................................................................................................................. 19 Section 3 - Public Awareness ......................................................................................................................................................... 20 Section 4 - Flood Risk Management ............................................................................................................................................... 20 OFFICIAL Page 3 of 65 OFFICIAL Surface Water Management Plans (SWMP) ...................................................................................................................................... 21 Section 5 - Flood Defences ............................................................................................................................................................. 21 Section 6 - Flood Warning Services ............................................................................................................................................... 21 Flood Advisory Service ....................................................................................................................................................................... 21 Flood Guidance Statement ................................................................................................................................................................. 22 Met Office National Weather Warning Service ................................................................................................................................... 22 Tide Tables ........................................................................................................................................................................................ 24 EA teleconference .............................................................................................................................................................................. 24 Current Information ............................................................................................................................................................................ 25 Section 7 - Flood Response Activation .......................................................................................................................................... 26 Flood Warning Codes ......................................................................................................................................................................... 27 Section 8 – Distribution of Flood Messages .................................................................................................................................. 28 Coastal / Tidal / Fluvial ....................................................................................................................................................................... 28 Pluvial and groundwater flooding ....................................................................................................................................................... 29 Flood Warnings for Infrastructure ....................................................................................................................................................... 29 Section 9 - Message Timings .......................................................................................................................................................... 29 Timings – Tidal Flooding .................................................................................................................................................................... 29 Timings – Fluvial Flooding .................................................................................................................................................................. 29 Section 10 - Coordination of Response ......................................................................................................................................... 30 Areas Covered by Flood Warning Service ......................................................................................................................................... 30 Flood advisory service ........................................................................................................................................................................ 30 Flood Alert .........................................................................................................................................................................................