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  • BGS Digital Archives Index

    Publisher
    British Geological Survey (BGS)
    Updated
    2 October 2026
    **Now superceded by CALM archives database**A brief finding list compiled in 1996/7 which derives its data from the earlier card and register lists. Earlier card indexes are still available at...
  • Geophysical Logs Database - onshore hydrocarbon wells

    Publisher
    British Geological Survey (BGS)
    Updated
    2 October 2026
    The BGS Geophysical Logs Database contains downhole geophysical log data from onshore UK boreholes drilled for the purpose of oil and gas exploration and extraction. These wells are regulated by...
  • Map based index (GeoIndex) site investigation reports

    Publisher
    British Geological Survey (BGS)
    Updated
    2 October 2026
    [This metadata record has been superseded, see http://data.bgs.ac.uk/id/dataHolding/13480403]. This layer of the map based index (GeoIndex) shows the location of site reports covering a wide range...
  • Map based index (GeoIndex) onshore borehole samples

    Publisher
    British Geological Survey (BGS)
    Updated
    2 October 2026
    [This metadata record has been superseded, see http://data.bgs.ac.uk/id/dataHolding/13480339]. This layer of the Map based index (GeoIndex) shows the location of registered samples of drillcore...
  • Map based index (GeoIndex) opencast coal prospecting areas

    Publisher
    British Geological Survey (BGS)
    Updated
    2 October 2026
    The map based index includes outlines for some 8,000 opencast coal prospecting sites dating from the 1940s until the mid 1990s. The index leads to information on the records of some 1 million...
  • Map based index (GeoIndex) onshore drillcore

    Publisher
    British Geological Survey (BGS)
    Updated
    2 October 2026
    [This metadata record has been superseded, see http://data.bgs.ac.uk/id/dataHolding/13480339]. This layer of the map based index (GeoIndex) shows the location of drillcore, bulk specimens,...
  • Map based index (GeoIndex) water wells

    Publisher
    British Geological Survey (BGS)
    Updated
    2 October 2026
    This layer of the map based index (GeoIndex) is a map based index of the National Well Record Archive. This index shows the location of water wells along with basic information such as well name,...
  • Map based index (GeoIndex) onshore borehole records

    Publisher
    British Geological Survey (BGS)
    Updated
    2 October 2026
    This layer of the Map based index (GeoIndex) shows the location of records of boreholes, shafts and wells from all forms of drilling and site investigation work. Some 850,000 records dating back...
  • Mineral resource polygons Wales version 1

    Publisher
    British Geological Survey (BGS)
    Updated
    2 October 2026
    The British Geological Survey (BGS) was awarded a grant from the Welsh Assembly Government Aggregates Levy Fund in 2009 to provide a comprehensive, relevant and accessible information base to...
  • Geomagnetic observatory hourly and minute means

    Publisher
    British Geological Survey (BGS)
    Updated
    2 October 2026
    Hourly and minute means of the geomagnetic field vector components from observatories around the world from, respectively, 1883 and 1969, to the present day. At present there are about 160...
  • Hydrogeological map of the UK and Isle of Man

    Publisher
    British Geological Survey (BGS)
    Updated
    2 October 2026
    The map shows the potential for the rocks to supply groundwater and the type of groundwater flow within the rocks. The dataset reattributes polygons in the Digital Geological Map Data of Great...
  • Map based index (GeoIndex) offshore seabed samples

    Publisher
    British Geological Survey (BGS)
    Updated
    2 October 2026
    The data shows the location of seabed and sub-seabed samples collected from the UK continental shelf, held by BGS. A BGS Sample Station is a general location at which sampling with one or more...
  • Map based index (GeoIndex) Active Mines and Quarries

    Publisher
    British Geological Survey (BGS)
    Updated
    2 October 2026
    This layer of the map based index (GeoIndex) shows the location and name of active mineral workings in the UK and is derived from the BGS BritPits (British Pits) database. The BritPits database of...
  • Map based index (GeoIndex) geochemical samples

    Publisher
    British Geological Survey (BGS)
    Updated
    2 October 2026
    The map shows the location of excess sample materials from the G-BASE (Geochemical Baseline Survey Of The Environment) geochemistry project:- stream sediments, panned heavy mineral concentrates...
  • Map based index (GeoIndex) rock samples

    Publisher
    British Geological Survey (BGS)
    Updated
    2 October 2026
    The map shows the localities where samples that form part of the BGS rock collections have been taken. Many of these samples are from surface exposure, and were collected by BGS geologists during...
  • Map based index (GeoIndex) fossil localities

    Publisher
    British Geological Survey (BGS)
    Updated
    2 October 2026
    [This metadata record has been superseded, see http://data.bgs.ac.uk/id/dataHolding/13608749] The map shows the localities of significant fossil samples, either collected by BGS Staff, or donated...
  • Map based index (GeoIndex) fossil specimens

    Publisher
    British Geological Survey (BGS)
    Updated
    2 October 2026
    This layer of the GeoIndex shows the localities for which details of identified fossil specimens in the BGS Biostratigraphy Museum are databased. Only Ordovician and Silurian specimens listed...
  • Map based index (GeoIndex) offshore hydrocarbon wells

    Publisher
    British Geological Survey (BGS)
    Updated
    2 October 2026
    This layer of the map based index (GeoIndex) shows the location, with basic metadata, of selected DECC (Department of Energy & Climate Change) offshore hydrocarbon wells. The source data for this...
  • GSNI Scanned Images of Borehole Records

    Publisher
    British Geological Survey (BGS)
    Updated
    2 October 2026
    Scanned images of the records of all onshore Northern Ireland boreholes, trial pits, shafts and wells held in the Geological Survey of Northern Ireland archives. The records range from simple...
  • Hidden Crisis Project, Survey 1 dataset: detailed functionality assessments of hand pump boreholes in Ethiopia, Uganda and Malawi (NERC Grant NE/M008606/1)

    Publisher
    British Geological Survey (BGS)
    Updated
    2 October 2026
    This dataset provides the field data collected in 2016 to assess the functionality and performance of 600 handpumped borehole supplies (HPBs) across the three countries, Ethiopia, Malawi and...