Mapping Catalogue

The table below provides a summary of the map layers which are available on the system. See here for attribution statements.

Attribution text is shown for the purposes of including these layers within the GDMS website for online viewing only. For use of map extracts (e.g. screenshots), refer to the terms and conditions of the website.

Dataset Name Source of Dataset Dataset last updated Date of upload to the system Version Type Zoom level visibility Licence type Attribution Comments

NH reference datasets

Areas Derived from HAPMS road sections 09/04/2019 28/04/2021 Static -
Counties Ordnance Survey 05/05/2021 Static - Ordnance Survey
DBFOs National Highways 05/01/2019 28/04/2021 Static -
Highway Boundary (Red Line Boundary) National Highways 09/08/2021 17/11/2021 Static 11 Open Government Licence

Environment Agency

Avaliable at: https://data.gov.uk/dataset/d92af767-a3d8-4860-b7da-d5edf596f90e
Marker Posts National Highways 06/05/2021 Static 16
Regions Derived from amalgamation of NH Areas 09/04/2019 28/04/2021 Static -
Roundabouts Ordnance Survey 06/05/2021 Static 14 Ordnance Survey
Structures (IAM-IS) IAM-IS 06/05/2021 Static 14
Approved diversion routes National Highways 23/08/2021 17/11/2021 Static 11 Open Government Avaliable at: https://data.gov.uk/dataset/01e2a489-6901-4cbc-84f3-09df7653464c
IAM-IS (Maintenance sections) IAM-IS 17/11/2021 Dynamic 14

Historical Mapping

Pre 1900

Landmark Information Group Limited

23/04/2021 WMS - Bespoke Landmark Licence Landmark Information Group Limited
Pre 1910

Landmark Information Group Limited

23/04/2021 WMS - Bespoke Landmark Licence

Landmark Information Group Limited

Pre 1920

Landmark Information Group Limited

23/04/2021 WMS - Bespoke Landmark Licence

Landmark Information Group Limited

Pre 1930

Landmark Information Group Limited

23/04/2021 WMS - Bespoke Landmark Licence

Landmark Information Group Limited

Pre 1940

Landmark Information Group Limited

23/04/2021 WMS - Bespoke Landmark Licence

Landmark Information Group Limited

Pre 1950

Landmark Information Group Limited

23/04/2021 WMS - Bespoke Landmark Licence

Landmark Information Group Limited

Pre 1960

Landmark Information Group Limited

23/04/2021 WMS - Bespoke Landmark Licence

Landmark Information Group Limited

Pre 1970

Landmark Information Group Limited

23/04/2021 WMS - Bespoke Landmark Licence

Landmark Information Group Limited

Pre 1980

Landmark Information Group Limited

23/04/2021 WMS - Bespoke Landmark Licence

Landmark Information Group Limited

Pre 1990

Landmark Information Group Limited

23/04/2021 WMS - Bespoke Landmark Licence

Landmark Information Group Limited

Pre 2000

Landmark Information Group Limited

23/04/2021 WMS - Bespoke Landmark Licence

Landmark Information Group Limited

Geotechnics (GAD)

OS Slope Areas Ordnance Survey 05/05/2021 Static 14 Ordnance Survey
OS Slope Lines Ordnance Survey 05/05/2021 Static 14 Ordnance Survey
Rock Slope Hazard Index National Highways 29/04/2021 Static 12
Shrink Swell Potential - Cutting/ At Grade National Highways 06/05/2021 Static 14
Shrink Swell Potential - Embankment/ Bunds National Highways 06/05/2021 Static 14
Strategic Earthwork Rating (2020) National Highways 05/05/2021 Static 14

Canal and River Trust

Canal Centreline Canal & River Trust 01/04/2012 30/04/2021 Static 14

Canal & River Trust

Outfall/Discharge Point Canal & River Trust 01/05/2015 30/04/2021 Static 14

Canal & River Trust

Environment Agency

Aquifer Designation Map (Bedrock Geology) British Geological Survey 24/05/2016 22/04/2021 Static 12

British Geological Survey

Aquifer Designation Map (Superficial Deposits) British Geological Survey 24/05/2016 22/04/2021 Static 12

British Geological Survey

Authorised landfill site boundaries Environment Agency 13/11/2020 22/04/2021 Static 12 Environment Agency Conditional Licence

Environment Agency

Inventory of Closed mining waste facilities Environment Agency 07/09/2020 28/04/2021 Static 13 Open Government Licence

Environment Agency

Flood Alert Areas Environment Agency 25/02/2021 22/04/2021 Static 12 Open Government Licence

Environment Agency

Flood Warning Areas Environment Agency 25/02/2021 22/04/2021 Static 12 Open Government Licence

Environment Agency

Groundwater Source Protection Zones Environment Agency 23/12/2020 28/04/2021 Static 13 Open Government Licence

Environment Agency

Groundwater vulnerability British Geological Survey 19/03/2020 22/04/2021 Static 12

British Geological Survey

Groundwater vulnerability - drift deposits Environment Agency 19/03/2020 22/04/2021 Static 12

Environment Agency

Historic landfill sites Environment Agency 13/11/2020 22/04/2021 Static 11 Environment Agency Conditional Licence

Environment Agency

Recorded flood outlines Environment Agency 12/02/2021 28/04/2021 Static 12 Open Government Licence

Environment Agency

Areas benefiting from defences Environment Agency - Flood Map for Planning 12/02/2021 22/04/2021 Static 11 Open Government Licence

Environment Agency

Flood storage areas Environment Agency - Flood Map for Planning 12/02/2021 22/04/2021 Static 12 Open Government Licence

Environment Agency

Flood zone 2 Environment Agency - Flood Map for Planning 12/02/2021 22/04/2021 Static 12 Open Government Licence

Environment Agency

Flood zone 3 Environment Agency - Flood Map for Planning 12/02/2021 22/04/2021 Static 12 Open Government Licence

Environment Agency

Spatial flood defences Environment Agency - Flood Map for Planning 12/02/2021 29/04/2021 Static 12 Open Government Licence

Environment Agency

Artificial Water Management Catchments Environment Agency - Water Framework Directive Cycle 2 29/09/2020 05/05/2021 Static - Open Government Licence

Environment Agency

Artificial Water Operational Catchments Environment Agency - Water Framework Directive Cycle 2 29/09/2020 05/05/2021 Static - Open Government Licence

Environment Agency

Groundwater Bodies Environment Agency - Water Framework Directive Cycle 2 29/09/2020 05/05/2021 Static - Open Government Licence

Environment Agency

Groundwater Management Catchments Environment Agency - Water Framework Directive Cycle 2 29/09/2020 05/05/2021 Static - Open Government Licence

Environment Agency

Groundwater Operational Catchments Environment Agency - Water Framework Directive Cycle 2 29/09/2020 05/05/2021 Static - Open Government Licence

Environment Agency

Lake Waterbodies Environment Agency - Water Framework Directive Cycle 2 29/09/2020 05/05/2021 Static 11 Open Government Licence

Environment Agency

River Basin Districts Environment Agency - Water Framework Directive Cycle 2 29/09/2020 05/05/2021 Static - Open Government Licence

Environment Agency

River Water Body Catchments Environment Agency - Water Framework Directive Cycle 2 29/09/2020 05/05/2021 Static - Open Government Licence

Environment Agency

Surface Water Management Catchments Environment Agency - Water Framework Directive Cycle 2 29/09/2020 05/05/2021 Static - Open Government Licence

Environment Agency

Surface Water Operational Catchments Environment Agency - Water Framework Directive Cycle 2 29/09/2020 05/05/2021 Static - Open Government Licence

Environment Agency

Transitional and Coastal Waterbodies Environment Agency - Water Framework Directive Cycle 2 29/09/2020 05/05/2021 Static - Open Government Licence

Environment Agency

Geology (BGS)
1:50k

British Geological Survey

27/04/2021 WMS 13

British Geological Survey

1:625k - Bedrock British Geological Survey 21/04/2021 27/04/2021 Static 8

British Geological Survey

1:625k - Superficial

British Geological Survey

05/05/2021 Static 8

British Geological Survey

BGS Boreholes

British Geological Survey

27/04/2021 WMS 12

British Geological Survey

Collapsible deposits

Landmark Information Group Limited

23/04/2021 WMS 11 Bespoke Landmark Licence

BGS (Landmark)

Compressible ground

Landmark Information Group Limited

23/04/2021 WMS 11 Bespoke Landmark Licence BGS (Landmark)
Landslides

Landmark Information Group Limited

23/04/2021 WMS 11 Bespoke Landmark Licence BGS (Landmark)
Running sand

Landmark Information Group Limited

23/04/2021 WMS 11 Bespoke Landmark Licence BGS (Landmark)
Shrink swell

Landmark Information Group Limited

23/04/2021 WMS 11 Bespoke Landmark Licence BGS (Landmark)
Soluble rocks

Landmark Information Group Limited

23/04/2021 WMS 11 Bespoke Landmark Licence BGS (Landmark)
Groundwater flooding susceptibility

Landmark Information Group Limited

27/04/2021 WMS 12 Bespoke Landmark Licence BGS (Landmark)
Non-coal mining areas

Landmark Information Group Limited

27/04/2021 WMS 12 Bespoke Landmark Licence BGS (Landmark)
Recorded mineral sites

Landmark Information Group Limited

27/04/2021 WMS 12 Bespoke Landmark Licence BGS (Landmark)
Ferrous Corrosivity

Landmark Information Group Limited

23/04/2021 WMS 11 Bespoke Landmark Licence BGS (Landmark)
Fill Type

Landmark Information Group Limited

23/04/2021 WMS 11 Bespoke Landmark Licence BGS (Landmark)
Sulfate/Sulfide Potential

Landmark Information Group Limited

23/04/2021 WMS 11 Bespoke Landmark Licence BGS (Landmark)
Natural England
Ancient Woodlands Natural England 01/02/2021 27/04/2021 Static 12 Open Government Licence Natural England
Areas of Outstanding Natural Beauty Natural England 01/09/2020 28/04/2021 Static 11 Open Government Licence Natural England
Local Authority Boundary Natural England 05/05/2021 Static - Open Government Licence Natural England
Local Nature Reserves Natural England 01/02/2021 30/04/2021 Static 12 Open Government Licence Natural England
National Nature Reserves Natural England 01/04/2021 30/04/2021 Static 12 Open Government Licence Natural England
National Parks Natural England 01/09/2020 05/05/2021 Static 12 Open Government Licence Natural England
Nitrate Sensitive Areas Natural England 04/03/2019 05/05/2021 Static 12 Open Government Licence Natural England
Ramsar Sites Natural England 22/10/2020 30/04/2021 Static 12 Open Government Licence Natural England
Sites of Special Scientific Interest Natural England 01/04/2021 05/05/2021 Static 12 Open Government Licence Natural England
Special Areas of Conservation Natural England 23/11/2020 05/05/2021 Static 12 Open Government Licence Natural England
Special Protection Areas Natural England 01/02/2021 05/05/2021 Static 12 Open Government Licence Natural England
Ordnance Survey
OS Premium Rasters Basemap

ESRI Premium Service WMS

10/05/2021 WMS - Ordnance Survey
OS VML and MasterMap Basemap

ESRI Premium Service WMS

10/05/2021 WMS - Ordnance Survey
OS MasterMap Highways Network - Roads Airbus - Geostore 29/04/2021 WMS 14 Ordnance Survey
OS MasterMap Water Network Airbus - Geostore 01/05/2019 07/05/2021 WMS 11 Ordnance Survey
Rivers Airbus - Geostore 07/05/2021 WMS 11 Ordnance Survey
Remote Sensing
1m Contours National Highways 17/11/2021 Static 16

The Coal Authority (TCA)

Coal mining reporting areas The Coal Authority 06/05/2015 27/04/2021 WMS 14 The Coal Authority
Coal outcrops The Coal Authority 27/04/2021 WMS 14 The Coal Authority
Fissures and breaklines The Coal Authority 27/04/2021 WMS 14 The Coal Authority
Mine entries The Coal Authority 27/04/2021 WMS 14 The Coal Authority
Mine entry potential zone of influence The Coal Authority 27/04/2021 WMS 14 The Coal Authority
Past shallow coal mine workings The Coal Authority 27/04/2021 WMS 14 The Coal Authority
Probably shallow coal mine workings The Coal Authority 27/04/2021 WMS 14 The Coal Authority
Surface mining (past and current) The Coal Authority 27/04/2021 WMS 14 The Coal Authority
Brine Features
Brine compensation areas

Landmark Information Group Limited

23/04/2021 WMS 12 Bespoke Landmark Licence

Cheshire Brine Subsidence Compensation Board

Brine pumping related features

Landmark Information Group Limited

23/04/2021 WMS 12 Bespoke Landmark Licence

Wardell Armstrong LLP

Brine subsidence solution areas

Landmark Information Group Limited

23/04/2021 WMS 12 Bespoke Landmark Licence

Johnson, Poole and Bloomer

Mining and cavities

Mining instability

Landmark Information Group Limited

26/04/2021 WMS 11 Bespoke Landmark Licence

Ove Arup & Partners

Man made mining cavities

Landmark Information Group Limited

27/04/2021 WMS 12 Bespoke Landmark Licence

Peter Brett Associates

Potential mining areas

Landmark Information Group Limited

26/04/2021 WMS 11 Bespoke Landmark Licence

Wardell Armstrong LLP

Natural cavities

Landmark Information Group Limited

26/04/2021 WMS 12 Bespoke Landmark Licence

Peter Brett Associates

Subterranean features

Subterranean features: Line

Landmark Information Group Limited

27/04/2021 WMS 12 Bespoke Landmark Licence

Landmark Information Group Limited

Subterranean features: Point

Landmark Information Group Limited

27/04/2021 WMS 12 Bespoke Landmark Licence

Landmark Information Group Limited

Subterranean features: Polygon

Landmark Information Group Limited

27/04/2021 WMS 12 Bespoke Landmark Licence

Landmark Information Group Limited

Geohazard rating maps

Brine Extraction Hazard Rating National Highways 29/04/2021 Static 11
Compressible/Collapsible Ground Hazard Rating National Highways 29/04/2021 Static 11
Landfill Sites Hazard Rating National Highways 29/04/2021 Static 14
Minor Asset Type National Highways 23/04/2021 Static 14
Natural Landslides Hazard Rating National Highways 29/04/2021 Static 14
Non-Coal Mining Hazard Rating National Highways 29/04/2021 Static 14
Presence of PQ Concrete National Highways 29/04/2021 Static 12
Dissolution Features Hazard Rating National Highways 06/05/2021 Static 14
Shrink/Swell Hazard Rating National Highways 06/05/2021 Static 14
Geotechnical Assets
Access constraint by approval status System produced 30/04/2021 Dynamic 14
Access constraint by type System produced 30/04/2021 Dynamic 14
Condition item by approval status System produced 30/04/2021 Dynamic 14
Condition item by condition item type System produced 30/04/2021 Dynamic 14
Condition Sets: by approval status System produced 30/04/2021 Dynamic 14
Condition Sets: by CS641 feature grade System produced 30/04/2021 Dynamic 14
Condition Sets: by initial classification System produced 30/04/2021 Dynamic 14
Condition Sets: by subsequent classification System produced 30/04/2021 Dynamic 14
Drainage by approval status System produced 30/04/2021 Dynamic 14
Geotechnical asset by approval status System produced 30/04/2021 Dynamic 14
Geotechnical asset by asset type System produced 29/04/2021 Dynamic 14
Geotechnical asset by inspection status System produced 29/04/2021 Dynamic 14
Geotechnical asset by network status System produced 29/04/2021 Dynamic 14
Geotechnical asset by principal inspection return period System produced 17/11/2021 Dynamic 14
SGM by approval status System produced 30/04/2021 Dynamic 14
SGM by non-routine maintenance requirements System produced 30/04/2021 Dynamic 14
Slope geometry by approval status System produced 05/05/2021 Dynamic 14
Slope geometry by height/angle System produced 05/05/2021 Dynamic 14
Vegetation by approval status System produced 30/04/2021 Dynamic 14

Exploratory Locations

Exploratory locations System produced 11/05/2021 Static 14
Events
Event status System produced 27/10/2021 Static 6
Projects
Project extents System produced 18/10/2024 Dynamic 6
Drawings
Drawing sets System produced 18/10/2024 Dynamic 12
Located files System produced 18/10/2024 Dynamic 12
Georeferenced drawings System produced 18/10/2024 Dynamic 19
Catchments
Sub-catchment System produced 18/10/2024 Dynamic 12
Catchment System produced 18/10/2024 Dynamic 12
Drainage assets
Point System produced 18/10/2024 Dynamic 16
Flow direction System produced 18/10/2024 Dynamic 16
Continuous System produced 18/10/2024 Dynamic 16
Region System produced 18/10/2024 Dynamic 16
Asset sets System produced 18/10/2024 Dynamic 16
Component System produced 18/10/2024 Dynamic 16
Point service grade System produced 18/10/2024 Dynamic 16
Point structural grade System produced 18/10/2024 Dynamic 16
Continuous service grade System produced 18/10/2024 Dynamic 16
Continuous structural grade System produced 18/10/2024 Dynamic 16
Region service grade System produced 18/10/2024 Dynamic 16
Region structural grade System produced 18/10/2024 Dynamic 16
Point observation - service System produced 18/10/2024 Dynamic 16
Point observation - structural System produced 18/10/2024 Dynamic 16
Continuous observation - service System produced 18/10/2024 Dynamic 16
Continious observation - structural System produced 18/10/2024 Dynamic 16
Component max service score System produced 18/10/2024 Dynamic 16
Component max structural score System produced 18/10/2024 Dynamic 16
Priority Assets
Culvert risk by status System produced 18/10/2024 Dynamic 12
Outfall risk by status System produced 18/10/2024 Dynamic 12
Soakaway risk by status System produced 18/10/2024 Dynamic 12
Culvert by current workflow status System produced 18/10/2024 Dynamic 12
Outfall by current workflow status System produced 18/10/2024 Dynamic 12
Soakaway by current workflow status System produced 18/10/2024 Dynamic 12
Flooding
Floods by severity System produced 18/10/2024 Dynamic 10
Floods by status System produced 18/10/2024 Dynamic 10
Flood Risk
Flood Risk by status System produced 18/10/2024 Dynamic 12
Flood Risk by current workflow System produced 18/10/2024 Dynamic 12
Spills
Spills by severity System produced 18/10/2024 Dynamic 10
Spills by status System produced 18/10/2024 Dynamic 10

Attribution Statement

Attribution

Attribution Statement

Ordnance Survey

Contains Ordnance Survey data © Crown copyright and database rights

Environment Agency

© Environment Agency copyright and/or database right All rights reserved

Landmark Information Group Limited

© Landmark Information Group and/or its Data Suppliers 2021

Canal & River Trust

© The Canal & River Trust copyright and database rights reserved 2014

British Geological Survey

Contains British Geological Survey materials © UKRI 2021

BGS (Landmark)

Based upon data provided by British Geological Survey © NERC. All rights reserved

Natural England

© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2021

Getmapping Plc and Bluesky International Limited

© Getmapping Plc and Bluesky International Limited

The Coal Authority

© The Coal Authority. All rights Reserved

Cheshire Brine Subsidence Compensation Board

© Landmark Information Group and/or its Data Suppliers 2021

Wardell Armstrong LLP

© Landmark Information Group and/or its Data Suppliers 2021

Johnson, Poole and Bloomer

© Landmark Information Group and/or its Data Suppliers 2021

Ove Arup & Partners

© Landmark Information Group and/or its Data Suppliers 2021

Peter Brett Associates

© Peter Brett Associates LLP 2014