Connecting the Culm: Map

Contextual Data

Environment Agency Gauges
Culm Catchment Boundary
Culm Sub-Catchments
Culm Digital Terrain Model

Structures

Historical Structure
Sluices
Structures
Weirs
Outfalls

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System Pressures

Impoundment
Channel Straightening
Bank Modification
Bed Modification
Bank Poaching
Pipes

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Geomorphological Features

Floodplain Features
Bank Vegetation
Bank Erosion
Depositional Features
Woody Material
Tree Planting
Wetland

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Potential Areas for Improved Resilience (PAIRs)

Features for Improved Drought Resilience (Scenario 1)
Scenario 1 - Runoff Interception & Attenuation
Floodplain Reconnection
Run-off Attenuation
Gully Blocking
Large Woody Material
Leaky Dams
Paleo-Reconnection
Scenario 2 - Soil Improvement for Drought & Flood Resilence
Potential for improved soils, infiltration and wider woodland
Potential for soil decompaction on clay caps
Scenario 3 - Riparian Planting & Hedgerows
Riparian woodland
Hedgerow
Scenario 1 - Runoff Interception & Attenuation (Priority)
Floodplain Reconnection
Run-off Attenuation
Gully Blocking
Large Woody Material
Leaky Dams
Paleo-Reconnection

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Refined Potential Areas for Improved Resilience

Refined PAIRs
Riparian Woodland
Remeandering
Leaky Barriers
Inlets
Hedgerows
Floodplain Reconnection
Floodplain Meadows
Bunds
Additional Storage from Excavation
Wider Catchment Woodland
Wet Woodland and Stage 0
Swales
Soil Improvements

Additional Potential Areas for Improved Resilience

Additional PAIRs
Floodplain Reconnection
Gully Blocking
Hedgerow
Large Woody Debris
Leaky Dams
Paleo-Reconnection
Potential for Improved Soils, Infiltration and Wider Woodland
Potential for Soil Decompaction on Clay Caps
Riparian Woodland
Run-off Attenuation

Model Results

Baseline - RP5 - Modelled Depth
Baseline - RP10 - Modelled Depth
Baseline - RP100 - Modelled Depth
Refined PAIRs - RP5 - Modelled Depth
Refined PAIRs - RP10 - Modelled Depth
Refined PAIRs - RP100 - Modelled Depth
2012 - Baseline - Maximum Depth

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EA Working with Natural Processes

Additional floodplain woodland
Additional riparian woodland
Additional catchment woodland
Enhanced floodplain reconnection
Runoff attenuation features to reduce 1/30 annual probability flows
Runoff attenuation features to reduce 1/100 annual probability flows

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EA Flood maps

Risk of Flooding from Rivers and Sea
Flood Map for Planning (Rivers and Sea) - Zone 2
Flood Map for Planning (Rivers and Sea) - Zone 3
Recorded Flood Outlines
Historic Flood Map
Risk of Flooding from Surface Water (1 in 1000)
Risk of Flooding from Surface Water (1 in 100)
Risk of Flooding from Surface Water (1 in 30)

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Background Mapping

OpenStreetMap