Level 2 Strategic Flood Risk Assessment (.pdf ... - Wigan Council

Map Name Map Reference Map Title Descriptionmaps have been produced showing the boundary of Critical Drainage Areas based onknown historical flood events, the refined surface water mapping and naturalcatchment boundaries. These maps should be used to scope site-specific FRAs andas a starting point in the identification of areas for SWMPs.Set G - CriticalDrainage Areas2009s0578 - D007_004CRITICALDRAINAGEAREASCritical Drainage Areas and Historical Flooding in Wigan BoroughDisplays Critical Drainage Areas and Historical Flooding Records. These maps havebeen produced showing the boundary of Critical Drainage Areas based on knownhistorical flood events, the refined surface water mapping and natural catchmentboundaries. These maps should be used to scope site-specific FRAs and as a startingpoint in the identification of areas for SWMPs.Set G - CriticalDrainage Areas2009s0578 - D007_005CRITICALDRAINAGEAREASCritical Drainage Areas and Surface Water Flooding in Wigan BoroughDisplays Critical Drainage Areas and Surface Water Flooding. These maps have beenproduced showing the boundary of Critical Drainage Areas based on known historicalflood events, the refined surface water mapping and natural catchment boundaries.These maps should be used to scope site-specific FRAs and as a starting point in theidentification of areas for SWMPs.Set H - OtherSources of Flooding2009s0578 - D008_001OTHERSOURCES OFFLOODINGOther sources of flooding in Wigan BoroughDisplays key water features in Wigan including reservoirs, canals and other waterfeatures. The reservoirs located within the council area have been mapped. This mapshould not influence the spatial placement of development during the Sequential Test;however, should inform the need for emergency planning to take account of the riskwithin community plans.Set I - HistoricalFlooding2009s0578 - D009_001HISTORICALFLOODINGHistorical Flood Data from 2002 and Wigan Council Hotspot data. Including EAhistorical fluvial flood records and Flood Warning Areas.Set I - HistoricalFlooding2009s0578 - D009_002HISTORICALFLOODINGDisplays Historical Flooding Data provided by Wigan Council. It displaysHistorical Flood Data from 2002 - 2009 that is within 8 metres of a main river.2009s0578 Final SFRA with Environment Agency Comments - L2 Ver5 Wigan.docX