Appendix 6
Level 2 mapping - flood hazard
List of Figures and Tables in Appendix 6
Part 1 – Flood depths during a 1 in 100 year event
1 in 100 year modelled peak flood depths for the settlements defined in the Core Strategy (where data are available):
A6-1a - Tiverton
A6-1b - Cullompton
A6-1c - Crediton
A6-1d - Bampton
A6-1e - Bradninch
A6-1f - Culmstock
A6-1g - Hemyock
A6-1h - Newton St Cyres
A6-1i - Sampford Peverell
A6-1j - Sandford
A6-1k - Thorverton
A6-1l - Uffculme
A6-1m - Willand
A6-1n - Yeoford
Part 2 – Flood depths during a 1 in 1000 year event
1 in 1000 year modelled peak flood depths for the settlements defined in the Core Strategy (where data are available):
A6-2a - Tiverton
A6-2b - Cullompton
A6-2c - Crediton
A6-2d - Bampton
A6-2e - Bradninch
A6-2f - Culmstock
A6-2g - Hemyock
A6-2h - Newton St Cyres A6-2i - Sampford Peverell
A6-2j - Sandford
A6-2k - Thorverton
A6-2l - Uffculme
A6-2m - Willand
A6-2n - Yeoford
Part 3 – Flood risk management infrastructure
Table A6-1 - Summary of raised flood defences in Mid Devon
Location, standard of protection and ownership of flood defences:
A6-3a - Tiverton
A6-3b - Culmstock
A6-3c - Uffculme
A6-3d - Fordton
A6-3e - Cullompton
A6-3f - Bampton
A6-3g - Exebridge
A6-3h - River Weaver
A6-4 - Coverage of the Environment Agency’s Floodline Warnings Direct Service
Table A6-2 - Details of the Environment Agency’s Floodline Warnings Direct Service in Mid Devon
A6-5a - Areas of Tiverton within 50 m of raised flood defences
A6-5b - Areas of Culmstock within 50 m of raised flood defences
A6-5c - Areas of Uffculme within 50 m of raised flood defences
A6-5d - Areas of Fordton within 50 m of raised flood defences
A6-5e - Areas of Cullompton within 50 m of raised flood defences
A6-5f - Areas of Bampton within 50 m of raised flood defences
A6-5g - Areas of Exebridge within 50 m of raised flood defences
A6-5h - Areas within 50 m of raised flood defences on the River Weaver
Part 1
Flood depths during a 1 in 100 year event
Part 2
Flood depths during a 1 in 1000 year event
Part 3
Flood risk management infrastructure
Table A6-1. Summary of raised flood defences in Mid Devon
Start End Ref Settlement Watercourse Description of location Bank Type Condition Additional information NGR NGR Little Gornhay SS 97388 SS 96801 Wide berm with block Low1 Tiverton Stream/River Tiverton Business Park Right 13640 13228 revetment/raised bank Lowman • Channel improvements made between 1983 and 1986 • Scheme upgraded by Mid Devon District Council and Devon County SS 96252 SS 96252 Wall (including wall of Council following the Autumn 2000 Left 12753 12760 buildings)/earth bank floods Gas Works/Tesco Low2 Tiverton River Lowman • Low spot in defence on inside of (See photograph 8) meander bend. This is one of the main locations of spilling in Royal Has koning’s I SIS model (2002) • Built in 1986 SS 95786 SS 95772 Wall (including wall of Right • Low spot in defence on outside of 12604 12603 building) meander bend SS 95741 SS 95628 Great Western Way/Mid Left Walls Devon District Council 12399 12321 Low3 Tiverton River Lowman • Built in 1986 offices (see photograph SS 95730 SS 95621 Walls with Reno Right 10) 12400 12319 Mattress Tiverton High School and East Devon College SS 95145 SS 95074 Exe1 Tiverton River Exe (Bolham Road to Left 1.5 m high earth bank • Constructed in 2000 13756 13148 Kennedy Way) (see photographs 13 and 14) Immediately upstream of SS 94735 SS 94897 Exe2 Tiverton River Exe Right Earth embankment • Reported to defend very little Mill Leat sluice 13850 13835 West of River Exe, from Left just north of A361 to SS 94907 SS 95297 Wall (including wall of Mill Tiverton Mill Leat and south of Heathcoat 13819 12557 factory building) right factory Exe3 Tiverton River Exe Heathcoat factory Right Wall/stop logs • Built in 1962 SS 95292 SS 94970 Right Concrete wall South of Mill Leat 12549 11505 Exe4 Tiverton River Exe confluence (see SS 95332 SS 95356 photographs 1, 2 and 4) Left Concrete/rock wall 12581 12229
Left bank of ditch, roughly ST 10793 ST 10230 Culm1 Culmstock River Culm parallel to Blackwater Right? Embankment • Built in 1984 13917 13922 Road ST 10170 ST 10093 Concrete wall with Culm2 Culmstock River Culm Parallel to The Strand Left 13596 13749 masonry face Rear of properties on Mill ST 07122 ST 07009 Culm3 Uffculme River Culm Right Earth bank and/or wall • Built in 1983 Street 12799 12638 Earth bank and/or wall, Downstream of Bridge ST 06964 ST 06771 Culm4 Uffculme River Culm Right including wall of • Built in 1983 Street road bridge 12570 12437 building Upstream of Fordton SX 83752 SX 83991 Flood wall, bank and Yeo1 Fordton River Yeo Left • Built in 1979 Bridge 99180 99051 relief channel Spratford Stream (western ST 02499 ST 02479 • Reported to be of little significance to Sprat1a Cullompton Northern outskirts of town Left Embankment branch/Mill 08389 07972 flood defence Stream) Spratford Stream (western ST 02479 ST 02432 Sprat1b Cullompton Northern outskirts of town Left Embankment branch/Mill 07972 07865 Stream) Spratford Stream (western Along Station Road (see ST 02359 ST 02297 Sprat2 Cullompton Left Embankment/wall branch/Mill photographs 27 and 28) 07756 07592 Stream) Spratford Stream (western ST 02275 ST 02278 Sprat3 Cullompton End of Higher Mill Lane Left Masonry wall branch/Mill 07492 07478 Stream) ST 02307 ST 02299 Spratford Stream Left Flood bank (western Immediately north of 07144 07065 Sprat4 Cullompton branch/Mill Lower Mill Lane ST 02295 ST 02296 Masonry and concrete Right Stream) 07062 07059 wall Flood bank/concrete ST 02612 ST 02571 Left wall, including wall of • Built in 1987 07940 07776 Alexandria Industrial building Spratford Stream Sprat5 Cullompton Estate (see photographs (eastern branch) Flood bank with rock 29 and 30) ST 02432 ST 02555 wall at river edge/steel Right • Built, at least in part, in 1987 07865 07738 sheet pile wall with bank in front Revetment, Immediately downstream Spratford Stream ST 02552 ST 02659 blockwork/concrete Sprat6 Cullompton of Station Road, both Right • Built in 1987 (eastern branch) 07720 07608 flood wall and flood sides of railway line bank
North-east of M5 Junction ST 02869 ST 02800 Culm5 Cullompton River Culm 28, roughly parallel to Right Earth embankment 07949 07727 King’s Mill Road Crow Green Culm Valley Sports ST 02148 ST 02146 Crow1 Cullompton Right Training bank Stream Centre 06727 06699 ST 03263 ST 03258 Right 08031 07947 Ken1 Cullompton River Ken Kingsmill Industrial Estate Bank ST 03128 ST 02861 Left 07852 07681 Upstream of Brook SS 95900 SS 95929 Bath1a Bampton River Batherm Street/Briton Street (see Right Earth embankment • Built in 2006 22288 22187 photograph 20) Upstream of Brook SS 95931 SS 95919 Bath1b Bampton River Batherm Street/Briton Street (see Right Masonry wall 22173 22152 photograph 19) Masonry wall (including Upstream of Brook SS 96013 SS 95946 Bath2 Bampton River Batherm Left garden and garage • Built in 2006 Street/Briton Street 22197 22185 wall)/earth embankment Upstream of Brook SS 95938 SS 95960 Bath3 Bampton River Batherm Street/Briton Street (see Left Garden wall 22161 22132 photograph 19) Downstream of Brook • Reported to be of minor significance. SS 95921 SS 95911 Bath4 Bampton River Batherm Street/Briton Street (see Right Masonry wall Only acts as raised defence when stop 22138 22066 photograph 18) boards are fitted on ramp Downstream of Brook SS 95932 SS 95924 Bath5 Bampton River Batherm Left Masonry wall Street/Briton Street 22132 22074 Exebridge Industrial SS 93407 SS 93287 Exe5 Exebridge River Exe Left Embankment Estate 24909 24838 SS 93021 SS 93192 Exe6 Exebridge River Exe Along B3222 Left Flood bank/wall 24461 24314 Lower ST 04003 ST 03971 Weav1 River Weaver Lower Weaver Farm Left Earth bank/stone wall Weaver 03955 03863 Intermittent defence Mainly earth bank. Also From Lower Weaver in ST 03782 ST 00756 Weav2 along River Weaver Left concrete wall and east to M5 in west 03802 03138 approx. 4 km gabion-lined bank of river Approx. 800 ST 01822 ST 01773 Weav3 m north-west River Weaver Garlandhayes Farm Right Blockwork wall 03232 03237 of Langford
Figure A6-3a. Location, standard of protection and ownership of flood defences in Tiverton
Exe2 The actual SoP may differ from that shown due to changes in flow estimation methods and updated flood peak data since the schemes were designed
Mill
Exe1 Low1
Mill Exe3 Low2
SoP: 5 year EA/LA Low3 10 year private 10 to 30 year Exe4 15 year
25 year
30 year
50 year
50 to 75 year map not to scale
60 year
100 year
unknown SoP This map is reproduced from Ordnance Survey material with the permission of Ordnance Survey on behalf of the Controller of Her Majesty's Stationery Office © Crown copyright. Mid Devon District Council. 100022292. [2008]. Figure A6-3b. Location, standard of protection and ownership of flood defences in Culmstock
The actual SoP may differ from that shown due to changes in flow estimation methods and updated flood peak data since the schemes were designed
Culm1
SoP: Culm2 5 year EA/LA
10 year private 10 to 30 year
15 year
25 year
30 year
50 year
50 to 75 year map not to scale
60 year
100 year
unknown SoP This map is reproduced from Ordnance Survey material with the permission of Ordnance Survey on behalf of the Controller of Her Majesty's Stationery Office © Crown copyright. Mid Devon District Council. 100022292. [2008]. Figure A6-3c. Location, standard of protection and ownership of flood defences in Uffculme
The actual SoP may differ from that shown due to changes in flow estimation methods and updated flood peak data since the schemes were designed
Culm3
SoP: 5 year EA/LA
10 year private 10 to 30 year Culm4 15 year
25 year
30 year
50 year
50 to 75 year map not to scale
60 year
100 year
unknown SoP This map is reproduced from Ordnance Survey material with the permission of Ordnance Survey on behalf of the Controller of Her Majesty's Stationery Office © Crown copyright. Mid Devon District Council. 100022292. [2008]. Figure A6-3d. Location, standard of protection and ownership of flood defences in Fordton
The actual SoP may differ from that shown due to changes in flow estimation methods and updated flood peak data since the schemes were designed
Yeo1
SoP: 5 year EA/LA
10 year private 10 to 30 year
15 year
25 year
30 year
50 year
50 to 75 year map not to scale
60 year
100 year
unknown SoP This map is reproduced from Ordnance Survey material with the permission of Ordnance Survey on behalf of the Controller of Her Majesty's Stationery Office © Crown copyright. Mid Devon District Council. 100022292. [2008]. Figure A6-3e. Location, standard of protection and ownership of flood defences in Cullompton
The actual SoP may differ from that shown due to changes in flow estimation methods and updated flood peak data since the schemes were designed
Sprat1a
Sprat1b Sprat5 Culm5
Ken1
Sprat2
Sprat6
Sprat3
SoP: 5 year EA/LA
10 year private 10 to 30 year
15 year
Sprat4 25 year
30 year
50 year
50 to 75 year map not to scale
60 year
100 year
Crow1 unknown SoP This map is reproduced from Ordnance Survey material with the permission of Ordnance Survey on behalf of the Controller of Her Majesty's Stationery Office © Crown copyright. Mid Devon District Council. 100022292. [2008]. Figure A6-3f. Location, standard of protection and ownership of flood defences in Bampton
The actual SoP may differ from that shown due to changes in flow estimation methods and updated flood peak data since the schemes were designed
Bath1a
Bath2 Bath1b Bath3
Bath4 Bath5 SoP: 5 year EA/LA
10 year private 10 to 30 year
15 year
25 year
30 year
50 year
50 to 75 year map not to scale
60 year
100 year
unknown SoP This map is reproduced from Ordnance Survey material with the permission of Ordnance Survey on behalf of the Controller of Her Majesty's Stationery Office © Crown copyright. Mid Devon District Council. 100022292. [2008]. Figure A6-3g. Location, standard of protection and ownership of flood defences in Exebridge
The actual SoP may differ from that shown due to changes in flow estimation methods and updated flood peak data since the schemes were designed
Exe5
Exe6 SoP: 5 year EA/LA
10 year private 10 to 30 year
15 year
25 year
30 year
50 year
50 to 75 year map not to scale
60 year
100 year
unknown SoP This map is reproduced from Ordnance Survey material with the permission of Ordnance Survey on behalf of the Controller of Her Majesty's Stationery Office © Crown copyright. Mid Devon District Council. 100022292. [2008]. Figure A6-3h. Location, standard of protection and ownership of flood defences on the River Weaver
The actual SoP may differ from that shown due to changes in flow estimation methods and updated flood peak data since the schemes were designed
Weav2
SoP: Weav1 5 year EA/LA
10 year private 10 to 30 year
15 year
25 year
30 year
50 year
50 to 75 year map not to scale
60 year
100 year
unknown SoP This map is reproduced from Ordnance Survey material with the permission of Ordnance Survey on behalf of the Controller of Her Majesty's Stationery Office © Crown copyright. Mid Devon District Council. 100022292. [2008].
Table A6-2. Description of the Flood Warning Areas (FWAs) in Mid Devon
Codes 1 Flood Severe Dissemination FWA reference FWA name Description of FWA Flood Warning Flood method Warning Update Warning
Areas affected may include Bampton, Floodline Warnings 113FWF2G5A River Batherm at Bampton the B3227 at Bampton and other Yes Yes Yes 2 Direct riverside locations
Areas affected may include Newton St Cyres, Half Moon Village, Cowley, the River Creedy from Upton Floodline Warnings 113FWF2G1A A377 at Downes Bridge - Crediton, the Yes Yes Yes Hellions to Cowley Direct A3072 at Creedy Bridge and other riverside locations Areas affected may include Hele, River Culm (Lower) from Silverton Mill, Columbjohn, Rewe, the Floodline Warnings 113FWF2G4C Yes Yes Yes Cullompton to Stoke Canon A396 at Stoke Canon and other Direct riverside locations
Areas affected may include Cullompton, River Culm (Upper) at Floodline Warnings 113FWF2G4B the Exeter to Paddington railway line, Yes No Yes Cullompton Direct and other riverside locations
Areas affected may include Hemyock, Whitehall, Culmstock, Uffculme, River Culm (Upper) from Floodline Warnings 113FWF2G4A Cullompton, the A373 at Cullompton, Yes Yes Yes Hemyock to Cullompton Direct the B3391 at Culmstock and other riverside locations Areas affected may include Bickleigh, Copenhagen Farm, Up Exe, Nether River Exe (Lower) from Tiverton Floodline Warnings 113FWF2G3F Exe, Stoke Canon, Pynes, the A396 & Yes Yes Yes to Exeter Direct A3072 at Bickleigh and other riverside locations
1 Refer to http://www.environment-agency.gov.uk/homeandleisure/floods/31620.aspx for an explanation of the codes and appropriate action 2 Floodline Warnings Direct is a computerised system that issues Flood Warnings via telephone, mobile, fax or pager
Codes Flood Severe Dissemination FWA reference FWA name Description of FWA Flood Warning Flood method Warning Update Warning
Areas affected may include low lying 113FWF2G3E River Exe (Middle) at Tiverton No No Yes Loudhailer areas of Tiverton
Riverside locations between Exebridge River Exe (Middle) from and Tiverton, including Oakford Bridge, Floodline Warnings 113FWF2G3D Yes Yes Yes Exebridge to Tiverton Chain Bridge, Cove, Washfield, Bolham Direct and the A361 at the Black Cat Areas affected may include Exford, Winsford, Bridgetown, Chilly Bridge, River Exe (Upper) from Exford Floodline Warnings 113FWF2G3A Exebridge, the B3224 at Exeford, the Yes Yes Yes to Exebridge Direct B3223 at Exebridge and other riverside locations
Areas affected may include Craze Floodline Warnings 113FWF2G6A River Lowman at Tiverton Lowman, Tiverton and other riverside Yes No Yes Direct locations down to Little Silver
Areas affected may include Eggesford, River Taw (Middle) from Taw Kersham Bridge, the A3072 at Newland Floodline Warnings 113FWF2E1C Yes Yes Yes Bridge to Newnham Bridge Mill, the B3220 at Taw Bridge and other Direct riverside locations
Areas affected may include Taw Green, River Taw (Upper) from Floodline Warnings 113FWF2E1A Bondleigh, the B3220 at Taw Bridge Yes Yes Yes Sticklepath to Taw Bridge Direct and other riverside locations
Areas affected may include riverside River Yeo (Creedy) from locations from Yeoford to Fordton, Floodline Warnings 113FWF2G0A Yes Yes Yes Yeoford to Fordton including Fordton, Neopardy, Downes Direct Mill and the A377 at Downes Mill