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A database of pyroclastic density current deposit characteristics compiled from a literature review (PDCD-Dat v.2026)

A database of pyroclastic density current deposit characteristics. The database includes both quantitative datasets (e.g., grain size, density, bedform dimensions, thickness) and qualitative descriptors (e.g., sedimentary structures, lithofacies). PDCD-DAT includes data from 85 source publications, covering 97 eruptions or eruptive phases, and 214 individual depositional units from 55 globally distributed volcanoes. Eruptions recorded in the database range from VEI 1-8. A website is currently being built which will host the searchable database, https://flowdat.org/pdcd-dat

Simple

Date (Creation)
2026-03-04
Citation identifier
http://data.bgs.ac.uk/id/dataHolding/13608648
Point of contact
Organisation name Individual name Electronic mail address Role

University of Edinburgh

Eric Breard

not available

Originator

University of South Florida

Sylvain Charbonnier

not available

Originator

University of Oregon

Josef Dufek

not available

Originator

University of Hull

Rebecca Williams

not available

Originator

US Geological Survey

Sarah Ogburn

not available

Originator

Boise State University

Brittany Brand

not available

Originator

Sheffield Hallam University

Natasha Dowey

not available

Originator

University of British Columbia

Mark Jellinek

not available

Originator

Ludwig-Maximilians-Universität (LMU) Munich

Ulrich Kueppers

not available

Originator

Massey University

Gert Lube

not available

Originator

University of Bristol

Pete Rowley

not available

Originator

British Geological Survey

Enquiries

not available

Distributor

British Geological Survey

Enquiries

not available

Point of contact
Maintenance and update frequency
notApplicable

GEMET - INSPIRE themes, version 1.0

  • Geology

BGS Thesaurus of Geosciences

  • Grain size analysis

  • Pyroclastic rocks

  • Volcanism

  • Volcanogenic deposits

  • Ignimbrite

dataCentre
  • NGDC Deposited Data
  • Citable Data
Keywords
  • NERC_DDC

Access constraints
Other restrictions
Other constraints
no limitations
Other 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.
Use constraints
Other restrictions
Other 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.

Other constraints

Available under the Open Government Licence subject to the following acknowledgement accompanying the reproduced NERC materials "Contains NERC materials ©NERC [year]"

Language
English
Topic category
  • Geoscientific information
Begin date
2024-03-01
End date
2026-02-01

Reference System Information

No information provided.
Distribution format
Name Version

Microsoft Excel spreadsheet (.xlsx)

Distributor contact
Organisation name Individual name Electronic mail address Role

British Geological Survey

Enquiries

not available

Distributor
OnLine resource
Protocol Linkage Name

WWW:LINK-1.0-http--link

https://flowdat.org/pdcd-dat

Project website

OnLine resource
Protocol Linkage Name

WWW:DOWNLOAD-1.0-http--download

https://webapps.bgs.ac.uk/services/ngdc/accessions/index.html#item191707

Data

OnLine resource
Protocol Linkage Name

WWW:LINK-1.0-http--related

https://doi.org/10.5285/04c9ea44-4388-4239-b31e-47566ee5fd37

Citation Information - Digital Object Identifier (DOI)

Hierarchy level
Non geographic dataset
Other

non geographic dataset

Conformance result

Title

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

Date (Publication)
2011
Explanation

See the referenced specification

Pass
No

Conformance result

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

Date (Publication)
2010-12-08
Explanation

See http://eur-lex.europa.eu/LexUriServ/LexUriServ.do?uri=OJ:L:2010:323:0011:0102:EN:PDF

Pass
No
Statement

Data were mostly obtained from published studies but also, from unpublished studies by the authors. The database focussed on collating high-quality quantitative datasets and example datasets for the least frequently reported properties. We used the FlowDat database (Ogburn, 2012; 2025) as a starting point to identify target PDC deposits and sources of PDC deposit data. We focused on eruptions in FlowDat for which quantitative data were already recorded for one or more of the following bulk PDC properties or mobility metrics: total flow bulk volume, total flow planimetric area, runout, and H/L. This approach was chosen to enable users of the database to explore the relationships between PDC deposit properties and other PDC properties/mobility metrics. We searched the literature for studies on PDC deposits associated with these eruptions and relevant peer-reviewed studies containing at least one form of quantitative data were incorporated into the database. The full methodology is described in the manuscript PDCD-DAT – A global database of pyroclastic density current deposit field data published in the Journal of Applied Volcanology.

Metadata

File identifier
4c43663f-639c-71c3-e063-3050940a4347 XML
Metadata language
English
Hierarchy level
Non geographic dataset
Hierarchy level name

non geographic dataset

Date stamp
2026-04-16
Metadata standard name
UK GEMINI
Metadata standard version

2.3

Metadata author
Organisation name Individual name Electronic mail address Role

British Geological Survey

enquiries@bgs.ac.uk

Point of contact
Dataset URI

http://data.bgs.ac.uk/id/dataHolding/13608648

 
 

Overviews

overview

Keywords

Citable Data NGDC Deposited Data


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