Download Appendix A: Data Register

North Wiltshire District Council
Strategic Flood Risk Assessment
Appendix A: Data Register
North Wiltshire District Council SFRA
October 2007
65
Topic
Hydrology:
existing Hydraulic Modelled outlines and results
Location of existing Hydrometric Monitoring
Identification of Main River and Critical Ordinary
flood risk assessments
catchment & sub-catchment maps
Fluvial flooding:
predicted and actual flood levels based on climate change models and historical records
Historic Flood information and outlines
1:20/1:25 year modelled outlines
1: 100 year Fluvial Flood Zone (modelled outlines & JFLOW outlines)
1:100 year plus climate change modelled outlines
1: 1000 year Fluvial Flood Zone (modelled outlines & JFLOW outlines)
additional relevant models and studies including node maps
Canals and other artificial sources:
infrastructure condition and management
interactions with rivers during normal conditions and flood conditions.
Any hydraulic model outlines/breach profiles
Sewer Flooding:
Historical records of sewer flooding (DG5) info (suggested on 6 digit postcode areas).
remedial action already carried out/planned
Groundwater flooding:
Groundwater Emergence Zones
historic records and outlines/points
groundwater monitoring locations
Groundwater vulnerability maps
CEH Watercourse network (BFI classified)
hydrogeological mapping
Terrain information:
solid and drift geology (1:50,000)
pedology
soil saturation data
Topographic data (LiDAR and/or SAR data)
Flood Defence, Critical Structures, Warning and Management Strategies:
NFCDD
Flood warning areas
Emergency planning areas
unofficial defences
location, type, condition and SOS
Additional information from the Councils
OS Base mapping (digital 1:10,000, 1:25,000, 1:50,000)
authority polices and development strategies
draft site allocations
LDF draft documentation & DPDs
other relevant documentation relating to
development, polices and flood issues
Urban areas (GIS format)
District Boundaries
Drainage Standards:
maps of problem areas
areas of Non Fluvial Drainage & flooding
Improvement Plans/Asset Management Plans
To be provided by:
Receieved
Environment Agency
Environment Agency
Environment Agency
Environment Agency
Environment Agency
√
√
√
X
√
Environment Agency
Environment Agency
Environment Agency
Environment Agency
Environment Agency
Environment Agency
√
√
√
X
√
√
Environment Agency
British Waterways
√
X
Wessex Water
Wessex Water
Environment Agency
Environment Agency
Environment Agency
Environment Agency
Environment Agency
√
√
√
√
X
√
√
X
X
Environment Agency
British Geological Survey LPA
National Soil Resources Institute
Ordinance Survey
Environment Agency
Internal Drainage Boards
√
√
√
√
√
√
√
√
X
X
Wiltshire County Council
Wiltshire County Council
North Wilts DC
North Wilts DC
North Wilts DC
North Wilts DC
North Wilts DC
North Wilts DC
√
√
√
√
√
√
√
√
water utilities
water utilities
N/A
X
X
Environment Agency
Environment Agency
Wiltshire County Council