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DCU Water Institute Conference
WATER: THE GREATEST GLOBAL CHALLENGE
FLOOD RISK MANAGEMENT IN IRELAND:
THE ROLE OF TECHNOLOGY
Mark Adamson
Office of Public Works
28TH November, 2014
FLOOD RISK MANAGEMENT
• NATIONAL FLOOD POLICY REVIEW: 2004 – Proactive, Catchment-based Approach
• Flood Mapping • Flood Risk Management Plans
– Flood Risk Management, rather than just Flood Protection (Flood Relief Schemes): • Prevention • Protection • Preparedness (Resilience)
PREVENTION
• PLANNING GUIDELINES – OPW – DoECLG Initiative – Launched: November 2009 – Framework For Sustainable Planning
• Sustainable Planning Critical for Sustainable FRM • Avoids Creation of New Risks & Reduces Future Demands
for Resources • Lot of Work Required to Solve Existing Problems - Let’s
Not Create New Ones!
– Flood Mapping (PFRA, CFRAM) • OPW Web-Mapping Portal
PROTECTION
• Minor Works: – €29m Approved for 430 Projects since 2009
• Major Schemes: – 32 Schemes Completed – 8 Schemes In Construction & 23 Schemes In
Design / Planning
PREPAREDNESS (RESILIENCE)
• FLOOD WARNING – Local Flood Warning Systems (Clonmel, Mallow, Fermoy) – National Surge Forecasting Alert System – Waterlevel.ie – Radar-based Flood Forecasting
PREPAREDNESS (RESILIENCE)
• FLOOD WARNING – Local Flood Warning Systems (Clonmel, Mallow, Fermoy) – National Surge Forecasting Alert System – Waterlevel.ie – Radar-based Flood Forecasting
• FLOOD EVENT EMERGENCY RESPONSE – Guidance & Template Plans (MEM Framework)
• AWARENESS, PREPAREDNESS & RESILIENCE – 2005: National ‘Plan, Prepare, Protect’ Campaign &
Floodmaps.ie – Updated 2014 – Bring down to Local Level with CFRAM Mapping
EU ‘FLOODS’ DIRECTIVE – 2007
• TRANSPOSED: SI No. 122 of 2010 • KEY REQUIREMENTS
– Preliminary Flood Risk Assessment – Flood Maps – Flood Risk Management Plans
• Delivery through the National ‘CFRAM’ Programme
PFRA
• BASED ON: – Historical Records – Predictive
Assessment – Consultation (Local
Authorities & Public)
• COMPLETED 2011 • 300 ‘AFAs’
CFRAM PROGRAMME • Scope of Work
– Survey – LiDAR & IFSAR-based DTM – Hydrology – FSU Research: On-Line Tool – Hydraulics / Flood Mapping – 1D-2D
Dynamically Linked Modelling
CFRAM PROGRAMME • Scope of Work
– Survey – Hydrology – Hydraulics / Flood Mapping – Risk Analysis – GIS-based Tools – Flood Risk Management Measures – SEA / Appropriate (Habitats) Assessment – Flood Risk Management Plans
SUMMARY
• TECHNOLOGY EMBEDDED IN FLOOD RISK MANAGEMENT, INCL. – Spatial Analysis
• 3-D Digital Terrain Models • Spatially-Based Flood Data (Maps) & Risk Analysis
– Communications • Real-Time Hydrographic Data for Flood Forecasting • Use of Web-Based Dissemination
• BETTER INFORMATION, FASTER FOR MORE EFFECTIVE FLOOD RISK MANAGEMENT