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Lakes (1:50,000)

This GIS dataset contains spatial features represented as points, lines, and polygons. It comprises lakes and large ponds in Wales digitised at a scale of 1:50,000. The primary objective of this project was to amalgamate Quattro spreadsheet data extracted from the Ordnance Survey 1:50,000 mapping with the Ordnance Survey Lakes GIS layer, which was available as a standard GIS dataset, to produce a comprehensive Welsh Lakes GIS layer for use within NRW.

  • Identification
  • Extent
  • Distribution
  • Quality
  • Keywords
  • Spatial Reference System
  • Content
  • Constraints
  • Maintenance
  • Metadata

Identification

Identifier
NRW_DS102568
Alternative Title
  • Lakes inventory.LYR
  • Lle: GB Lakes Inventory (England & Wales)
Metadata Language
English
Lineage

The spreadsheet and GIS dataset were checked, and any necessary corrections were made prior to digitisation. The data were then digitised using the standard format developed (light blue stippling with an outline) against the 1:50,000 scale base map.

Dataset Reference Date (Publication)
1999-04-24

Temporal Extent

Begin date
1999-09-28
End date
2006-04-24
 
Topic category
  • Biota
  • Inland waters
Owner
  Ordnance Survey -
Ordnance Survey, Romsey Road, Southampton, So16 4GU
http://www.ordnancesurvey.co.uk
Owner
  Natural Resources Wales (NRW) -
Maes-y-Ffynnon, Penrhosgarnedd, Bangor, Gwynedd, LL57 2DW, Wales
http://naturalresources.wales/?lang=en
Originator
  Ordnance Survey -
Ordnance Survey, Romsey Road, Southampton, So16 4GU
http://www.ordnancesurvey.co.uk
Originator
  Countryside Council for Wales (CCW) -
Countryside Council for Wales, Maes y Ffynnon, Penrhosgarnedd, Bangor, Gwynedd, LL57 2DW
http://naturalresourceswales.gov.uk/splash?orig=/
 

Extent

Extent

Geographic Extent
Wales (WLS)
N
W
E
S
Map representing the geographic extent of the dataset


 
 

Distribution

Format Type and Description
  • Geographic Information System ( )

    Specification

    ArcGIS Shape File

 

Quality

Data quality

Quality Scope
Dataset
Conformity
Commission Regulation (EU) No 1089/2010 of 23 November 2010 implementing Directive 2007/2/EC of the European Parliament and of the Council as regards interoperability of spatial data sets and services
Explanation

This dataset has not been assessed for conformance to the referenced INSPIRE regulation.

Degree
false
Lineage

The spreadsheet and GIS dataset were checked, and any necessary corrections were made prior to digitisation. The data were then digitised using the standard format developed (light blue stippling with an outline) against the 1:50,000 scale base map.

 

Keywords

Keywords

GEMET - INSPIRE themes, version 1.0
  • Habitats and biotopes
Type
Theme

Citation

Date (Publication)
2008-06-01
Code
geonetwork.thesaurus.external.theme.httpinspireeceuropaeutheme-theme

Keywords

NRW Thesaurus

  • Lakes (Limnology)
  • geographical information systems (GIS)
Type
Theme

Citation

Date (Publication)
2026-08-27
Code
geonetwork.thesaurus.local.theme.converted_nrw-keywords
 

Spatial Reference System

Code
British National Grid (EPSG::27700)
 

Content

Content Information

NRW Profile

Custom Elements

 

Constraints

Constraints

Limitations on Public Access and Use

Restriction type
Other restrictions
 

Access Constraints Directive

Limitations
no limitations
 

Access Constraints Text

Other constraints

The following data is considered OS derived data and is therefore jointly owned by NRW and the Ordnance Survey. There are no access restrictions on this data. However there are third party use restrictions.

 

Use Constraints

Use constraints type
Other restrictions
Other constraints

© CNC/NRW and © Crown copyright. All rights reserved. Natural Resources Wales, AC0000849444 Data may be re-used under provision and in line with the terms of a NRW licence. Those seeking commercial re-use require a commercial licence available from the OS.

 
 
 

Metadata

Metadata

File Identifier
4f4c4942-4343-5764-6473-313032353638 XML
Metadata Language
English
Parent Identifier
Lakes Inventory

NRW_DS100107

Resource type
Dataset
Metadata Date
2026-09-29T10:42:44.054Z
Metadata Standard Name
NRW
Metadata Standard Version

1.0

pointOfContact
  Spatial Evidence Officer -
Natural Resources Wales, Maes-y-Ffynnon, Penrhosgarnedd, Bangor, LL57 2DW
http://naturalresourceswales.gov.uk/splash?orig=/
 
 

Publishing Body

Access the portal
Full access to the portal and metadata.


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