Key Plan Legend Technical Note WEST DORSET DISTRICT COUNCIL & WEYMOUTH and PORTLAND BOROUGH COUNCIL LEVEL 1 SFRA

North Key Plan

Legend WDWPBou nd ary Lim itedpotential forgrou nd waterflood ingocto c u r Potentialforgrou nd waterflood ingpropertyof situatedbelow g rou ndlevel Potentialforgrou nd waterflood ingocto csurface u at r 0 0.5 1 2 Kilometers Contains Environm ent Agenc y information © Environm ent Agenc y and /or d atabase rig ht Reprod u c ed from Ordnanc e S u rvey m apping with the permission of Ordnanc e S u rvey on b ehalfController of the of Her Majesty'sS tationery Offic© e. Crown copyrig (2017) ht. Unauthorisedreprod u c tioninfring Crown es copyrig and ht may leadprosecu to tionor civil proc eeding s. 100024307.

Technical Note TheBGS Su sceptibGrouto ility nd waterFlood ingnationalais dataset dataset c overing Eng land Wales , and S c otland . Based on g eolog ic al and hydrog eolog ic alinform ation,dig the data ital can be used idto areas entify wheregeolog ic alcond itionscou ldenable grou nd waterflood ingocto c u rand wheregrou nd watermay com close e grou the to ndbasedis surface. onIt a 50msquare grid . The dataset has beenhasThe dataset generated using ES ArcMap RI software creating GISa layercom prisedpolygonsof ind that icsusceptib the ate ilitygrouto nd water flood ingThe susceptib . ilityis split into three classes B and (A, C) of susceptibgrouto ility nd waterflood ingThesearedefined . follows:as •A: Lim •A: itedpotential forgrou nd waterflood ingocto c u r •B: Potential •B: forgrou nd waterflood ingpropertyof situatedbelow grou ndlevel •C: Potential •C: forgrou nd waterflood ingocto csurface u at r Onshoreareas ou classes tsidthese of e are not consid eredbeto prone to g rou nd waterflood ingbased onused.data does Thedatasetthe notshow the likelihoodgrouof nd waterflood ingoc c u rringand does notacctake outheof nt c hancfloodof e ingfrom grou nd waterrebou covers largeaIt nd arealand of. , andonly isolated loc ationswithinoverall the susceptib area leare actually likely to suffer the consequenc the suffer to grouof es nd waterflood ingdatashou .The ldbe used onlyin com b inationwithother inform ation,forexample loc aldataor historic d ata. WEST DORSET DISTRICT COUNCIL & WEYMOUTH AND PORTLAND BOROUGH COUNCIL LEVEL 1 SFRA APPENDIXA BGSSu sceptibGrouto ility nd waterFlood ing SNo: heet 37of 1 IndNum ex b er: WD_01

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Legend WDWPBoundary Lim itedpotentia forgroundwa l flooding ter tooc c ur Potentiaforgroundwa l flooding ter ofproperty situated below groundlevel Potentiaforgroundwa l flooding ter tooc at csurfa ur c e 0 0.5 1 2 Kilometers Conta ins Environm ent Agenc y informa tion © Environm ent Agenc y a nd/or data b a se right R eproduced from Ordna nc e Survey m a pping with th e permission of Ordna nc e Survey on beha lf of th eController of Her Ma jesty'sSta tionery Offic © e. Crown copyright. (2017) Una uth orisedreproduction infringes Crown copyright and ma lead ytoprosecution civilor proc eedings. 100024307.

Technical Note TheBGS Susceptib ilityto Groundwa Flooding ter data a setisna tionadata l set c overing England, Wa les a nd Scotland. Based on geologic a l a nd h ydrogeologic a linforma tion,th digita e ldata ca nbe used to identify areas wheregeologic aconditions l could ena b legroundwa flooding ter to oc cand ur wheregroundwa ma ter com y close e to th ground e surfabais It c e. onsed a 50msquare grid. Thedata setha been s generated using ESR ArcMa I psoftwa creating re aGIS layercom prisedof polygons th a tindic a teth susceptib e ilityto groundwa ter flooding.The susceptib ilityis split into th classes ree B and (A, C) of susceptib ilitytogroundwa flooding. ter These definedare asfollows: •A: Lim•A: itedpotentia forgroundwa l flooding ter tooc c ur •B: Potentia•B: forgroundwa l flooding ter ofproperty situated below ground level •C: Potentia•C: forgroundwa l flooding ter tooc at csurfa ur c e Onshoreareas outside of th eseclasses arenot considered to be prone to groundwaflooding ter ba on sed th data e The used. data setdoes not show th e likelih oodof groundwa flooding ter oc c urringand does not ta keac c ountof th e c h a ncof e flooding from groundwa rebound.covers ter It alarge area of land, a ndonly isolated loc a tionswith inth overall e susceptib area le acare tuallylikely tosufferth consequenc e of es groundwa flooding.The ter data should be used onlyin com b ina tionwith oth informa er tion,forexam pleloc adata l historicor data . WEST DORSET DISTRICT COUNCIL & WEYMOUTH AND PORTLAND BOROUGH COUNCIL LEVEL 1 SFRA APPENDIXA BGSSusceptib ilitytoGroundwa Flooding ter SheetNo: of637 NumbIndex er: WD_06

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Legend WDWPBoundary Lim itedpotentia for l groundwa terflooding tooc c ur Potentiafor l groundwa terflooding ofproperty situated below groundlevel Potentiafor l groundwa terflooding tooc c uratsurfa c e 0 0.5 1 2 Kilometers Conta ins Environm ent Agenc y informa tion © Environm ent Agenc y a nd/or data b a se right R eproduced from Ordna nc e Survey m a pping with th e permission of Ordna nc e Survey on beha lf of th eController of Her Ma jesty'sSta tionery Offic © e. Crown copyright. (2017) Una uth orisedreproduction infringes Crown copyright and ma lead ytoprosecution or civil proc eedings. 100024307.

Technical Note TheBGS Susceptib ilityto Groundwa terFlooding data a setisna tionadata l set c overing England, Wa les a nd Scotland. Based on geologic a l a nd h ydrogeologic a linform a tion,th digita e ldata ca nbe used to identify areas wheregeologic aconditions l could ena b legroundwa terflooding to oc c urand wheregroundwa terma com y close e to th ground e surfa bais It c e. onsed a 50msquare grid. Thedata setha been s genera tedusing ESR ArcMa I softwa p recreating aGIS layercom prisedof polygons th a tindic a teth susceptib e ilityto groundwa ter flooding.The susceptib ilityis split into th reeclasses B and (A, C) of susceptib ilitytogroundwa terflooding. These are defined asfollows: •A: Lim•A: itedpotentia for l groundwa terflooding tooc c ur •B: Potentia•B: for l groundwa terflooding ofproperty situated below ground level •C: Potentia•C: for l groundwa terflooding tooc c uratsurfa c e Onshoreareas outside of th eseclasses are not considered to be prone to groundwa terflooding ba on sed th data e The used. data setdoes not show th e likelih oodof groundwa terflooding oc c urringand does not ta keac c ountof th e c h a ncof e flooding from groundwa terrebound. covers It a large area of land, a ndonly isolated loc a tionswith inth overa e llsusceptib area le are ac tuallylikely tosuffer th consequenc e of es groundwa terflooding.The data should be used onlyin com b ina tionwith oth erinform a tion,for exam pleloc adata l or historic data . WEST DORSET DISTRICT COUNCIL & WEYMOUTH AND PORTLAND BOROUGH COUNCIL LEVEL 1 SFRA APPENDIXA BGSSusceptib ilitytoGroundwa terFlooding SheetNo: of837 NumbIndex er: WD_08

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Legend WDWPBoundary Lim itedpotentia forgroundwa l flooding ter tooc c ur Potentiaforgroundwa l flooding ter ofproperty situated below groundlevel Potentiaforgroundwa l flooding ter tooc at csurfa ur c e 0 0.5 1 2 Kilometers Conta ins Environm ent Agenc y informa tion © Environm ent Agenc y a nd/or data b a se right R eproduced from Ordna nc e Survey m a pping with th e permission of Ordna nc e Survey on beha lf of th eController of Her Ma jesty's Sta tionery Offic © e. Crown copyright. (2017) Una uth orisedreproduction infringes Crown copyright and ma lead ytoprosecution civilor proc eedings. 100024307.

Technical Note TheBGS Susc eptib ilityto Groundwa Flooding ter data setis ana tionadata l set c overing England, Wa les a nd Scotland. Based on geologic a l a nd h ydrogeologic a linforma tion,th digita e ldata ca nbe used to identify areas wheregeologic aconditions l could ena b legroundwa flooding ter to oc cand ur wheregroundwa ma ter com y close e to th ground e surfa is baIt c e. sedon a 50msquare grid. Thedata setha sbeen generated using ESR ArcMa I softwa p creating re aGIS layercom prisedof polygons th a tindic a teth susc e eptib ilityto groundwa ter flooding.The susc eptib ilityis split into th classes ree B and (A, C) of susc eptib ilitytogroundwa flooding. ter These definedare as follows: •A: Lim•A: itedpotentia forgroundwa l flooding ter tooc c ur •B: Potentia•B: forgroundwa l flooding ter ofproperty situated below ground level •C: Potentia•C: forgroundwa l flooding ter tooc at csurfa ur c e Onsh oreareas outside of th eseclasses arenot considered to be prone to groundwaflooding ter ba sedon th data e used.The data setdoes not sh owth e likelih oodof groundwa flooding ter oc c urringand does not ta keac c ountof th e c h a ncof e flooding from groundwa rebound.covers ter It a large area of land, a ndonly isolated loc a tionswith inth overall e susc eptibarea le acare tuallylikely tosuffer th consequenc e esof groundwa flooding.The ter data sh ouldbe used onlyin com b ina tionwith oth informa er tion,forexam pleloc adata l historicor data . WEST DORSET DISTRICT COUNCIL & WEYMOUTH AND PORTLAND BOROUGH COUNCIL LEVEL 1 SFRA APPENDIXA BGSSusc eptib ilitytoGroundwa Flooding ter SheetNo: of937 NumbIndex er: WD_09

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