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West Glamorgan House, 12 Orchard St, Swansea, SA1 5AD. +44 (0) 1792 641172 www.atkinsglobal.com © Crown copyright and database rights (2019) Ordnance Survey 100023377. Contains Ordnance Survey data. © Crown copyright and database right (2019). SR/061/001 SR/046/001 SR/086/001 SR/016/001 SR/061/002 SR/086/002 SR/157/001 SR/086/003 SR/016/002 SR/100/001 SR/061/004 SR/157/002 SR/100/002 SR/157/003 SR/086/005 SR/086/006 SR/086/007 SR/086/008 SR/157/004 SR/157/005 SR/113/002 SR/113/003 SR/086/009 SR/086/010 SR/086/011 SR/086/012 SR/133/001 SR/086/013 SR/069/002 SR/016/005 SR/086/014 SR/061/005 SR/023/001 SR/086/019 SR/086/020 SR/086/021 SR/086/022 SR/086/023 SR/157/007 SR/086/026 SR/086/027 SR/086/028 SR/016/007 SR/016/008 SR/086/029 SR/086/030 SR/023/002 SR/086/031 SR/086/033 SR/086/034 SR/086/036 SR/086/035 SR/086/037 SR/086/039 SR/069/004 SR/069/005 SR/157/008 SR/133/002 SR/063/002 SR/069/006 SR/086/040 SR/086/041 SR/133/003 SR/086/042 SR/100/004 SR/133/004 SR/100/005 SR/157/009 SR/086/043 SR/165/007 SR/086/045 SR/165/008 SR/086/046 SR/061/006 SR/016/010 SR/086/050 SR/086/052 SR/016/011 SR/016/013 SR/016/014 SR/084/001 SR/084/002 SR/084/003 SR/069/007 SR/086/055 SR/100/006 SR/086/056 SR/086/057 SR/086/058 SR/086/059 SR/086/060 SR/086/061 SR/086/062 SR/100/007 SR/069/008 SR/084/004 SR/086/063 SR/069/009 SR/086/064 SR/086/065 SR/069/001 SR/061/003 SR/086/004 SR/100/003 SR/157/006 SR/086/015 SR/086/016 SR/086/017 SR/086/018 SR/086/024 SR/086/025 SR/069/003 SR/086/032 SR/086/038 SR/016/009 SR/086/044 SR/157/010 SR/023/003 SR/157/011 SR/086/047 SR/086/048 SR/086/049 SR/086/051 SR/016/012 SR/086/053 SR/086/054 SR/086/066 SR/086/066 SR/086/067 SR/086/068 SR/086/069 SR/086/071 SR/086/075 SR/086/077 SR/069/010 SR/069/011 SR/069/012 SR/069/013 SR/061/007 SR/086/070 SR/086/072 SR/086/073 SR/157/012 SR/061/008 SR/100/008 SR/100/009 SR/069/014 SR/086/074 SR/061/009 SR/023/004 SR/086/076 Trostre Road Gorsedd New Street Gors Road Cwmfelin Road Berwick Road Exchange Row New Street Bryngwyn Road Prince Philip Hospital Glyncoed Terrace Greenway Street Felinfoel Seaside Morfa Pwll Iscoed Sandy Road Llangenech Llanelli Town Centre Heol Buckley Lakeview Bryn Rhos Pemberton Road Heol Elfed Furnace Station Road Project: P:\GBEMC\WGE\Projects\Water\5186360 SFCA Carms Pembs\7 WIP\7_6 CAD_GIS_BIM\01-WIP\G\MP\RAG Maps\25k_scale\RAYG_CC_25K_CarmsCandidateSites.mxd Sir Gaerfyrddin - Carmarthenshire 7 8 5 4 9 1 2 3 6 11 12 15 14 13 10 ± Sheet No. Legend River Network Flood Defences National Park Boundaries CCC Flood Risk Management Plan Policy Units Settlement Boundaries Surface Water Flood - Extent Estimated 1 in 100 Annual Chance Events with Climate Change NRW Flood Map Flood Zone 2 SMP2 Flood Extent plus 2m Sea Level Rise LDP Candidate Sites 2019 High Risk >50% Site Area Flooded Medium High Risk >25% to <50% Site Area Flooded Medium Risk >5% to <25% Site Area Flooded Low Risk <5% Site Area Flooded Project Title Data sources: Ordnance Survey, NRW, Carmarthenshire County Council, Pembrokeshire County Council 0 1 2 0.5 Km Scale (at A1): 1:25,000 Reference: Drawn: UK/NJ 09/05/2019 Checked: LG/DMH 09/05/2019 Authorised: DBF 09/05/2019 Status: Version: PO2 S2 5186360-ATK-XX-XX-MP-G-046 Risk Categorisation Candidate Sites Carmarthenshire County Council (CCC) - Climate Change Allowance 11 of 15 Stage 1 Strategic Flood Consequences Assessment Pembrokeshire and Carmarthenshire County Councils Figure Title 3. Shoreline Management Plan 2 data - Flood extent is current 1 in 1000 (0.1%) tidal event plus 2m Sea Level Rise (SLR). Notes: 2. The Surface Water Flood Extents are based on NRW s updated Flood Map for Surface Water (uFMfSW) For future/ climate change scenario, a broad scale assumption has been made for Stage 1 screening: Current 1 in 1000 (0.1%) annual chance flood outline becomes 1 in 100 (1%) with climate change. 1. NRW Flood Zone 2 - Assumed to approximate to 1 in 100 (1%) annual chance event with climate change. 4. The maximum 0.5% annual chance or greater extreme tide level plus sea level rise is 6.9m. A coarse 7m contour (not shown) has also been used to screen tide risk for coastal sites - see Stage 1 SFCA Report.

Stage 1 Strategic Flood Carmarthenshire County Councils Risk … · 2020-01-21 · 5186360-ATK-XX-XX-MP-G-046 Risk Categorisation Candidate Sites Ca rm th e ns iouy c l (CCC) - Climate

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Page 1: Stage 1 Strategic Flood Carmarthenshire County Councils Risk … · 2020-01-21 · 5186360-ATK-XX-XX-MP-G-046 Risk Categorisation Candidate Sites Ca rm th e ns iouy c l (CCC) - Climate

W est Glam organ House, 12 Orchard S t, S wansea, S A1 5AD. +44 (0) 1792 641172 www.atkinsglobal.com© Crown copy right and database rights (2019) Ordnance S urvey 100023377. Contains Ordnance S urvey data. © Crown copyright and database right (2019).

S R/061/001

S R/046/001

S R/086/001S R/016/001

S R/061/002

S R/086/002

S R/157/001

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S R/100/001

S R/061/004

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S R/133/001

S R/086/013

S R/069/002

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S R/061/005

S R/023/001

S R/116/001

S R/086/019

S R/086/020

S R/086/021

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S R/157/007 S R/086/026

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T rostreRoadGorsedd

New S treetGors Road

Cwm felin Road

Berwick Road

Exchange RowNew S treet

Bry ngwyn Road

PrincePhilipHospital

Gly ncoedT errace

GreenwayS treet

Felinfoel

S easide

Morfa

Pwll

IscoedS andy Road

Llangenech

LlanelliTown Centre

HeolBuckley

Lakeview

BrynRhos

Pem bertonRoad Heol

Elfed

Furnace

S tation Road

Project: P:\GBEMC\W GE\Projects\W ater\5186360 S FCA Carm s Pem bs\7 W IP\7_6 CAD_GIS _BIM\01-W IP\G\MP\RAG Maps\25k_scale\RAY G_CC_25K_Carm sCandidateS ites.m xd

S ir Gaerfy rddin - Carm arthenshire

7

8

5

4

9

12

36

11

12

15

1413

10

±

S heet No. Legend

River NetworkFlood DefencesNational Park BoundariesCCC Flood Risk Managem ent PlanPolicy UnitsS ettlem ent BoundariesS urface W ater Flood - ExtentEstim ated 1 in 100 Annual Chance Events with Clim ate ChangeNRW Flood Map Flood Z one 2S MP2 Flood Extent plus 2m S ea Level Rise

LDP Candidate Sites 2019High Risk >50% S ite Area FloodedMedium High Risk >25% to <50% S ite Area FloodedMedium Risk >5% to <25% S ite Area FloodedLow Risk <5% S ite Area Flooded

Project T itle

Data sources: Ordnance S urvey, NRW , Carm arthenshire County Council, Pem brokeshire County Council

0 1 20.5 Km

S cale (at A1):1:25,000

Reference:

Drawn: UK/NJ09/05/2019

Checked: LG/DMH09/05/2019

Authorised: DBF09/05/2019

S tatus:

Version:PO2

S25186360-AT K-X X -X X -MP-G-046

Risk Categorisation Candidate SitesCarmarthenshire County Council (CCC) - Climate Change Allowance

11 of 15

Stage 1 Strategic Flood Consequences AssessmentPembrokeshire and Carmarthenshire County Councils

Figure T itle

3. S horeline Managem ent Plan 2 data - Flood extent is current 1 in1000 (0.1%) tidal event plus 2m S ea Level Rise (S LR).

Notes:

2. T he S urface W ater Flood Extents are based on NRW ’s updatedFlood Map for S urface W ater (uFMfS W )For future/ clim ate change scenario, a broad scale assum ptionhas been m ade for S tage 1 screening: • Current 1 in 1000 (0.1%) annual chance flood outline becom es 1 in 100 (1%) with clim ate change.

1. NRW Flood Z one 2 - Assum ed to approxim ate to 1 in 100 (1%)annual chance event with clim ate change.

4. T he m axim um 0.5% annual chance or greater extrem e tide levelplus sea level rise is 6.9m. A coarse 7m contour (not shown) has alsobeen used to screen tide risk for coastal sites - see S tage 1 S FCAReport.