B.2 DA02 - Tunbridge Wells Rural West 2012s6727 - Tunbridge Wells Stage 1 SWMP (v1.0 Oct 2013) V Tunbridge Wells Stage 1 SWMP: Summary and Actions Drainage Area 02: Tunbridge Wells Rural West Area overview Area (km2) 156 Drainage assets/systems Type Known Issues/problems Responsibility Sewer (combined, foul and There are records of sewer flooding linked to Southern Sewer networks Southern Water surface water) Water systems Watercourses Main River Known fluvial issues associated with the Main Rivers Environment Agency Kent County Council and Tonbridge Watercourses, drains and ditches Non-Main River Known fluvial issues associated with ordinary watercourses Wells Borough Council Upper Medway Marsh Internal Watercourses, drains and ditches Non-Main River No specific known problems Drainage Board Watercourses, drains and ditches Non-Main River No specific known problems Riparian Flood risk Receptor Source Pathway Historic Evidence Evidence of Homewood Road flooding in 2008. Homewood Road and Langton Road, Langton green The back of a property on Heavy rainfall resulting in Homewood Road was flooded the A: Langton Green surface water run off and Sewers (Rushetts and Third Street) garden to an estimated depth of 2 ft overloaded sewers in 2009. Southern Water have recorded flooding in 2009 and 2012. Langton Road, Speldhurst and Lower Green Road Heavy rainfall resulting in Lower Green Road flooded in 2009 overloaded sewers Sewers (Langton Road, Speldhurst) and 2012 B: Speldhurst Surface Water with Blocked Unnamed Drains (Lower Green Road) Southern Water reported a incident Drains/ Gullies of sewer flooding at Langton Road, FMfSW (deep) indicates a flow route which follows the Speldhurst in 2011. Fluvial unnamed drain whcih flows through Speldhurst. Fluvial flooding in October 2000, November 1960, September 1968 In 2012, KCC Highways were requested to cleanse gullies at Heavy rainfall resulting in Hayesden Lane and jet the lines to surface water run off the next gully/centre line to ensure Hayesden Lane and Penshurst Road that the system was running. They C: Bidborough Surface Water with Blocked also stated that further action such Drains/ Gullies Medway as digging off mud from tops of gullies would be required. Fluvial In 2010, Penhurst Road was flooded; water was estimated to be 2 ft deep across the road. There is historic records of flooding Five Oak Green Road, Tudeley Lane, Oast Park, Postern from the Medway in 1960 and 1968. Heavy rainfall resulting in Park, Sherenden Road and The Postern surface water run off Fluvial flooding in Postern Park and Medway Oast Park from an Unnamed Drain D: Upper Postern Surface Water with Blocked Drains/ Gullies Unnamed Drain (Postern Park area) EA records describe flooding at The Postern, in 1958, to be largely a Fluvial FMfSW (deep) indicates minor ponding in the area. surface water event. Flooding, from a possible Tunbridge Wells Stage 1 SWMP: Summary and Actions Drainage Area 02: Tunbridge Wells Rural West Cornford Lane, Hastings Road, Henwood Green Road, Heskett Park, Lower Green Road, Pembury Bypass and All roads have incidents of flooding Heavy rainfall resulting in Redwings Lane. from 2009 to 2011, but the records surface water run off and collected are isolated events. overloaded sewers Unnamed watercourse (Old Mill Pembury) E: Pembury Fluvial flooding recorded at the Old Surface Water with Blocked Sewers (Heskett Park) Mill Pembury Drains/ Gullies FMfSW (deep) shows a potiential flow route originating in Sewer flooding recorded in 2009 at Fluvial Lower Green, flowing north where it joins with the path of an ordinary watercourse. There are small isolated pond Heskett Park shown in Henwood Green. The EA described fluvial flooding Brenchley Road, Broad Oak, Crook Road, Fairmans Road, from an unnamed drain in 2000 on Foxhole Lane, Furnace Lane, Horsmonden Road, Fairmans Road, Lamberts Place, Heavy rainfall resulting in Lamberts Place, Maidstone Road, Petteridge Lane and and Petteridge Lane. surface water run off and Watermans Lane. overloaded sewers Southern Water records describe Sewers (Foxhole Lane and Horsmonden Road) sewer flooding in 2009 and 2012. In F: Matfield, Brenchley, Horsmonden Surface Water with Blocked 2009, Foxhole Lane was flooded by Drains/ Gullies Unnamed Drain (Fairmans Road, Lamberts Place, and an overloaded pumping station. In Petteridge Lane) 2012 hydraulic overload resulted in Fluvial flooding on Horsmonden Road. The FMfSW (deep) flow does not stray from the route of the ordinary watercourse within the area In 2009 at Cranbrook Road there Cranbrook Road, Curtisden Green Lane, Goudhurst Road were reports of high water levels and Hope Mill Bridge outside a property. The walls and windows of the property were Heavy rainfall resulting in River Teise drenched due to cars not slowing surface water run off. down when passing the property. Unnamed Drain Also in 2009, reports describe that G: Goudhurst, Curtisden Green Surface Water with Blocked Curtisden Green Lane and Clayhill Drains/ Gullies Large areas of ponding are indicated to be affected by the Road were flooded. FMfSW (deep) around Hope Mill Bridge and east of Fluvial Bedgebury Road (B2079). Again flow routes have a At Hope Mill Bridge, the River Teise tendancy to follow the route of the local watercourses in the flooded 2-4 properties at Goudhurst. area. There is records of Furnace Lane, Hogs Hole Lane and the Slade flooding regularly from surface water and fluvial sources, these are described as drainage hotspots by KCC. Pearse Place is also affected Heavy rainfall resulting in by regular surface water flooding, surface water run off Clayhill Road, Furnace Lane, High Street, Hog Hole Lane, reports describe there is overland Pearse Place, The Broadway, The Slade and Whin Bridge, flow along the footpath to the south. H: Lamberhurst Surface Water with Blocked Frant The remaining roads all have Drains/ Gullies instances of flooding attributed to River Teise (the Medway) them but they are isolated events. Fluvial There are records of flooding from the Teise at Lamberhurst in 1960 and 2000. Records suggest that Ashurst Road Heavy rainfall resulting in and Rosemary Lane flood regularly. surface water run off Ashurst Road, Rosemary Lane and Withyham Road Isolated record of flooding at I: Other Surface Water with Blocked Medway Withyham Road. Drains/ Gullies Flooding from the Medway recorded Fluvial in 1960 and 1968. North Legend A Langton Green Β Speldhurst C Bidborough D Upper Postern E Pembury F Matfield, Brenchley, Horsmonden G Goudhurst, Curtisden Green H Lamberhurst IDB Maintained Watercourse Main River Ordinary Watercourse D Romney Marsh IDB Upper Medway IDB Historic Flooding * ! Surface Water C ! Surface Water with blocked gullies/drains ! Sewer ! Fluvial / Sewer ! Groundwater * Where an entire road has been Β highlighted in the historic layer; this E ! Fluvial does not mean that all the road has F flooded in the past but rather no specific ! Tidal location was identified in the records ! Other/ Unknown received. Sewer Flooding Incidents** Number of flood occurences per postcode area A 1 - 3 **Polygons only represent the G postcode area and not the flood 4 - 6 extent 7 - 8 < Client: Consultant: H Partners: Key Plan 1:400,000 This document is the property of Jeremy Benn Associates Ltd. It shall not be reproduced in whole or in part, nor disclosed to a third party, without the permission of Jeremy Benn Associates Ltd. This map is based upon Ordnance Survey material with the permission of Ordnance Survey on behalf of the Controller of Her Majesty's Stationery Office (C) Crown Copyright. Unauthorised reproduction infringes Crown Copyright and may lead to prosecution or civil proceedings. 100019238. 2013 Scale 1:90,000 Tunbridge Wells Stage 1 SWMP Historic Flooding Tunbridge Wells Rural West DA02.