1
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). GA3/E10 GA3/E10 GA3/E10 GA3/E10 GA3/E11 GA3/E11 GA3/E11 GA3/E8 GA3/E8 GA3/E8 GA3/E8 GA3/E7 GA 3/MU1 GA 3/MU2 GA3/h59 GA3/h44 GA3/h23 GA3/h17 GA3/E2 GA3/E2 GA3/E1 GA3/E3 GA3/E3 SC34/E2 SC34/E2 SC34/E1 GA3/E12 SC34/h5 GA3/h53 GA3/h53 GA3/h51 GA3/h52 GA3/h54 GA3/h56 GA3/h55 GA3/h57 GA3/h48 GA3/h49 GA3/h46 GA3/h45 GA3/h60 GA3/h43 GA3/h41 GA3h//42 GA3/h40 GA3/h35 GA3/h39 GA3/h37 GA3/h36 GA3/h27 GA3/h28 GA3/h25 GA3/h26 GA3/h22 GA3/h19 GA3/h33 GA3/h16 GA3/h30 GA3/h32 GA3/h29 GA3/h29 GA3/h31 GA3/h31 SC34/h1 SC34/h2 SC34/h3 SC34/h7 SC32/h1 SC34/h4 SC31/h2 SC31/h3 SC33/h1 SC33/h2 SC33/h3 SC33/h4 SC33/h4 SC33/h4 SC36/h1 T3/5/h9 T3/5/h10 T3/5/h8 T3/5/h7 T3/5/h6 T3/5/h5 T3/5/h4 T3/5/h3 T3/5/h2 T3/6/h1 T3/6/h2 T3/6/h4 T3/6/h5 T3/6/h6 T3/6/h3 GA 3/h1 GA3/h18 GA3/h20 GA3/h38 GA3/h34 GA3/h24 GA3/h47 SC34/h7 SC34/h7 Iscennen Margaret Street Carregamman Gorslas Drefach Arthur Street Harold Street 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_CarmsAllocationSites.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 Allocation 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: Status: Version: PO2 S2 5186360-ATK-XX-XX-MP-G-092 Risk Categorisation Allocation Sites Carmarthenshire County Council (CCC) - Climate Change Allowance 7 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 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. becomes 1 in 100 (1%) with climate change. Drawn: UK/NJ 09/05/2019 Checked: LG/DMH 09/05/2019 Authorised: DBF 09/05/2019

Stage 1 Strategic Flood Carmarthenshire County Councils Risk … · 2020-01-21 · 5186360-ATK-XX-XX-MP-G-092 Risk Categorisation Allocation Sites Carmarthenshire County Council (CCC)

  • Upload
    others

  • View
    2

  • Download
    0

Embed Size (px)

Citation preview

Page 1: Stage 1 Strategic Flood Carmarthenshire County Councils Risk … · 2020-01-21 · 5186360-ATK-XX-XX-MP-G-092 Risk Categorisation Allocation Sites Carmarthenshire County Council (CCC)

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).

GA3/E10

GA3/E10

GA3/E10GA3/E10

GA3/E11GA3/E11

GA3/E11

GA3/E8

GA3/E8

GA3/E8

GA3/E8

GA3/E7

GA3/MU1 GA3/MU2

GA3/h59

GA3/h44

GA3/h23

GA3/h17

GA3/E2

GA3/E2

GA3/E1

GA3/E3

GA3/E3

S C34/E2S C34/E2

S C34/E1

GA3/E12

S C34/h5

GA3/h53

GA3/h53GA3/h51

GA3/h52

GA3/h54

GA3/h56

GA3/h55

GA3/h57

GA3/h48GA3/h49

GA3/h46

GA3/h45

GA3/h60

GA3/h43

GA3/h41

GA3h//42 GA3/h40

GA3/h35

GA3/h39

GA3/h37

GA3/h36

GA3/h27

GA3/h28

GA3/h25

GA3/h26

GA3/h22

GA3/h19

GA3/h33

GA3/h16

GA3/h30GA3/h32

GA3/h29

GA3/h29

GA3/h31

GA3/h31S C34/h1

S C34/h2

S C34/h3

S C34/h7

S C32/h1

S C34/h4

S C31/h2

S C31/h3

S C33/h1

S C33/h2

S C33/h3

S C33/h4

S C33/h4

S C33/h4

S C36/h1

T 3/5/h9

T 3/5/h10

T 3/5/h8

T 3/5/h7T 3/5/h6

T 3/5/h5

T 3/5/h4

T 3/5/h3

T 3/5/h2

T 3/6/h1

T 3/6/h2

T 3/6/h4

T 3/6/h5

T 3/6/h6

T 3/6/h3

GA3/h1

GA3/h18

GA3/h20

GA3/h38

GA3/h34

GA3/h24

GA3/h47

S C34/h7

S C34/h7

IscennenMargaretS treet

Carregam m an

Gorslas

Drefach

Arthur S treetHarold S treet

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 sAllocationS ites.m xd

S ir Gaerfy rddin - Carm arthenshire

7

8

5

4

9

12

36

11

12

15

1413

10

±

S heet No.

LegendRiver 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 Allocation 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:

S tatus:

Version:PO2

S25186360-AT K-X X -X X -MP-G-092

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

7 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

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.

becom es 1 in 100 (1%) with clim ate change.

Drawn: UK/NJ09/05/2019

Checked: LG/DMH09/05/2019

Authorised: DBF09/05/2019