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Aquifer Designation Dataset for Wales version 2

This dataset classifies bedrock and superficial geologic units according to their aquifer designation - Principal Aquifers, Secondary Aquifers (Secondary A, Secondary B, and Secondary undifferentiated), and Unproductive Strata. The Environment Agency (EA) and Natural Resources Wales (NRW) help to protect groundwater by identifying different types of aquifers ‐ underground layers of water‐bearing, permeable rock or drift deposits from which groundwater can be extracted. The groundwater protection policies for the EA and Natural Resources Wales use aquifer designations that are consistent with the Water Framework Directive. These designations reflect the importance of aquifers in terms of groundwater as a resource (such as a drinking water supply) but also their role in supporting surface water flows and wetland ecosystems. The aquifer designation dataset is jointly owned by the British Geological Survey (BGS) and Natural Resources Wales (NRW). The dataset covers geologic units mapped in Wales, and is derived from BGS Geology 50k (DiGMapGB-50).

  • INSPIRE
  • SDS

INSPIRE

Identification

File identifier
45f8ef65-d50a-4908-e054-002128a47908 XML
Title

Aquifer Designation Dataset for Wales version 2

Hierarchy level
Dataset
Online resource
Protocol

WWW:LINK-1.0-http--link

 
Protocol

WWW:LINK-1.0-http--link

 
Resource identifier
code

http://data.bgs.ac.uk/id/dataHolding/13607075

 
Metadata language
English
Spatial representation type
Vector
Encoding
Format

ESRI Shapefile (.shp)

 
Projection
code
OSGB 1936 / British National Grid (EPSG::27700)
 
 

Classification of data and services

Topic category
  • Geoscientific information
 

Keywords

GEMET - INSPIRE themes, version 1.0

  • Geology

BGS Thesaurus of Geosciences

  • Ground water movement

  • Groundwater

  • data.gov.uk (non-INSPIRE)

  • Aquifers

Other keywords

dataCentre
  • data.gov.uk (non-INSPIRE)
Keywords
  • NERC_DDC

 
 

Geographic coverage

N
S
E
W
thumbnail




 

Temporal reference

Temporal extent
End
2016 Before
 
Temporal extent
Date (Creation)
2016
 

Quality and validity

Lineage

Dataset derived from DiGMapGB-50 v6 linework. Aquifer designation status attributed to linework by BGS and Environment Agency (EA) staff. Data then passed from EA to Natural Resources Wales. BGS responsible for final geoprocessing steps (removing DiGMap attribution and merging shared boundaries).

Denominator
50000
 

Conformity

Conformity
Conformity
Title

INSPIRE Implementing rules laying down technical arrangements for the interoperability and harmonisation of Geology

 
Title

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

 
 

Restrictions on access and use

Access constraints
no limitations
Access constraints
The dataset is made freely available for access, e.g. via the Internet. Either no third party data / information is contained in the dataset or BGS has secured written permission from the owner(s) of any third party data / information contained in the dataset to make the dataset freely accessible.
Access constraints

The copyright of materials derived from the British Geological Survey's work is vested in the Natural Environment Research Council [NERC]. No part of this work may be reproduced or transmitted in any form or by any means, or stored in a retrieval system of any nature, without the prior permission of the copyright holder, via the BGS Intellectual Property Rights Manager. Use by customers of information provided by the BGS, is at the customer's own risk. In view of the disparate sources of information at BGS's disposal, including such material donated to BGS, that BGS accepts in good faith as being accurate, the Natural Environment Research Council (NERC) gives no warranty, expressed or implied, as to the quality or accuracy of the information supplied, or to the information's suitability for any use. NERC/BGS accepts no liability whatever in respect of loss, damage, injury or other occurence however caused.

Access constraints

The dataset is made available to external clients under BGS Digital Data Licence terms and conditions. Revert to the IPR Section ( iprdigital@bgs.ac.uk) if further advice is required with regard to permitted usage.

 

Responsible organization (s)

Contact for the resource
Organisation name

British Geological Survey

Email

enquiries@bgs.ac.uk

 
Organisation name

British Geological Survey

Email

enquiries@bgs.ac.uk

 
Organisation name

British Geological Survey

Email

enquiries@bgs.ac.uk

 
Organisation name

British Geological Survey

Email

enquiries@bgs.ac.uk

 
 

Metadata information

Contact for the metadata
Organisation name

British Geological Survey

Email

enquiries@bgs.ac.uk

 
Date stamp
2025-12-23
Metadata language
English
 
 

SDS

Conformance class 1: invocable

Access Point URL
Endpoint URL
Technical specification
 

Conformance class 2: interoperable

Access constraints

Limitation
 

Use constraints

Limitation
 

Responsible custodian

Contact for the resource
 
 
 

Overviews

overview

Spatial extent

thumbnail

Keywords

data.gov.uk (non-INSPIRE)


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