CCC Flood Risk Management Plan

9.3.36 Llangennech Bridge Inn from the Mwrwg River and surface water. Policy Units in Ward Council(s): Llangennech There is one Policy Unit identified in this Ward: Councillor: Gwyneth Thomas • Llangennech Gary Jones

Population: 5130 people Count Table (see Maps 1 & 2 below) Criteria Total at-risk Dwellings Community Area: 12.7 km2 Property affected Services Count 2 Population Density: people/km High Risk 57 27 2

Medium Risk 127 87 2 Area Description Low Risk 320 237 4 Area to the north east of adjacent to the Loughor estuary. Breakdown by Policy Unit refer to Appendix E. Llangennech is at risk of flooding from several sources. Parts of Llangennech are low lying and subject to tidal flooding with the railway embankment provides a low level of protection. Land use in Other risk management authorities DCWW the catchment is predominately pastoral agriculture with forestry in DCWW has identified flood risk at the following locations: the Morlais Valley. • Brynmead, Bryn, Llanelli The River Morlais also presents a significant risk to Llangennech. The Mwrwg River ordinary watercourse also presents a significant • Llysyfelin, Llangennech flood risk. A bypass culvert diverts storm flows away from the • Station Road, Llangennech village to the Morlais River. Tidal flooding and Main River flooding are managed by NRW. NRW will continue to manage Flood Risk from the Loughor and Morlais Rivers and tidal sources. Flood History

Station Road in 2014 due to tide overtopping the railway line. Station Road in 2011 due to partial blockage of the Mwrwg River railway culvert.

P4.0 For Consultation November 2019 Page 172 CCC Flood Risk Management Plan

P4.0 For Consultation November 2019 Page 173 CCC Flood Risk Management Plan

P4.0 For Consultation November 2019 Page 174 CCC Flood Risk Management Plan

Llangennech - Delivery Plan Measure Description Priority Timescale Cost M21 Undertake further flood risk High Ongoing Med The following summarises actions we propose to manage analysis for the LDP local flood risk to an acceptable level within the community. assigned development area M22 Investigate options to reduce High Ongoing Med flood risk to properties within the overall community M22 Investigate options to reduce Med Ongoing Low Prevention Protection flood risk to community services 4 2 M24 Culvert inspections of High Ongoing Med existing assets & update / maintain Asset Register M33 Llangennech - Policy Unit Med Med Med Recovery and identified for further review of Preparedness Review potential alleviation actions 2 1 M34 Work with DCWW to better Med Ongoing Low understand and manage flood risk from surface water and sewers in highlighted locations M42 Raise awareness of flood risk Med Med Low and support preparation of Community Flood Plans if applicable M43 Working with NRW to raise Med Ongoing Low awareness of flood risk from the Main Rivers / tide M51 Countywide recovery plans Med Ongoing Low are in place. These will be triggered when appropriate

P4.0 For Consultation November 2019 Page 175