Sustainable Flood Risk Management - Argyll and Bute...Overview • Responsibilities –Flood Risk...
Transcript of Sustainable Flood Risk Management - Argyll and Bute...Overview • Responsibilities –Flood Risk...
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Sustainable Flood Risk
Management
Kat Ball (Senior Policy Officer)
Flood Risk Management Act
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Overview
• Responsibilities
– Flood Risk Management Act
– Coast Protection Act
• Coastal Processes, examples at West Bay
Flood Risk Management Act
• Coastal Processes, examples at West Bay
• Importance vegetated shingle habitat
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Flood Risk Management (Scotland)
Act 2009
• Promote sustainable flood risk
management
• Manage flood risk in a sustainable way
• Contribute to sustainable development
Flood Risk Management Act
• Contribute to sustainable development
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Sustainable Management
Flood Risk Management Act
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FRM Planning Process
National Flood Risk Assessment (NFRA)
Potentially Vulnerable Areas (PVAs)
Maps: Flood Hazard
Human Health
Economic Activity
Environment
Cultural Heritage
2011
Flood Risk Management Act
Maps: Flood Hazard
Flood Risk
Natural Flood Management
Flood Risk Management Strategies
Local Flood Risk Management Plans
2013
2015
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• Clyde and
Loch Lomond
Local Plan
District (11)
Flood Risk Management Act
District (11)
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Dunoon PVA 11/07
Flood Risk Management Act
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SEPA Flood Hazard Maps
Flood Risk Management Act
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PVA 11/07
Flood Risk Management Act
Coastal Flood Risk
High Likelihood (1 in 10 yr): 0 homes,
>10 businesses
Medium Likelihood (1 in 200yr): >20
homes, ~ 20 businesses
Low Likelihood (1 in 1000yr): ~ 40
homes, ~ 40 businesses
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Summary flooding impacts (all
sources) PVA 11/07
Flood Risk Management Act
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Coastal Area 11-01
Flood Risk Management Act
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Dunoon Pier FWTA
Flood Risk Management Act
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Coast Protection Act 1949
• Local Authorities permissive powers to
protect the coast from erosion
Flood Risk Management Act
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Dynamic Coastline
Wave Power &
Wind Direction
Frequency / Intensity
of Storms
Type of Coastline
(natural features/
geology)
Presence & Condition
of Structures
Flood Risk Management Act
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Coastline Type
Flood Risk Management Act
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Coastal Flooding Actions
Flood Risk Management Act
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Victoria Parade, summer 2012
Flood Risk Management Act
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Victoria Parade, West Bay, Dec 2014
Flood Risk Management Act
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Sea Wall, Pavillion West Bay Jan
2014
Flood Risk Management Act
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Sea wall, Alexandra Parade Jan 2014
Flood Risk Management Act
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Climate Change
• 2080 high emissions scenario sea level
expected to rise by ~ 50cm
• More frequent and more intense storms
Flood Risk Management Act
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West Bay, Sept 2013
Flood Risk Management Act
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Vegetated Shingle
• Most coastal shingle too mobile to support
plant communities
• Rare habitat: listed Annex 1 of EC
Habitats Directive
Flood Risk Management Act
Habitats Directive
• Biodiversity Action Plans (BAPs) – Nature
Conservation (Scotland) Act 2004 https://www.buglife.org.uk/advice-and-publications/advice-on-
managing-bap-habitats/coastal-vegetated-shingle
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Conclude
• Coastline is dynamic
• Responsibility to manage flood risk
sustainably in PVAs
• Shingle acts as natural barrier to dissipate
Flood Risk Management Act
• Shingle acts as natural barrier to dissipate
wave energy
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Strategic Appraisal Process
Flood Risk Management Act