dfbe0934-e6a4-1d07-e053-0937940aca0c English dataset British Geological Survey +44 115 936 3100 Environmental Science Centre,Keyworth NOTTINGHAM NOTTINGHAMSHIRE NG12 5GG United Kingdom enquiries@bgs.ac.uk pointOfContact 2026-05-03 UK GEMINI 2.3 http://data.bgs.ac.uk/id/dataHolding/13607936 WGS 84 (EPSG::4326) Detections of tremor at a set of template locations, Vancouver Island, Canada, over the course of four slow slip events in 2004, 2008, 2009, and 2010 (NERC Grant NE/P012507/1) 2022-03-21 creation http://data.bgs.ac.uk/id/dataHolding/13607936 Detections of tremor at a set of template locations over the course of four slow slip events in 2004, 2008, 2009, and 2010. As well as identified bursts of tremor within these windows. The dataset consists of: Detected spikes in the tremor time series Each file contains a list of identified spikes in the inter-component coherence time series. LFE (Low frequency earthquakes) locations The locations of LFEs identified by Bostock, M. G., Royer, A. A., Hearn, E. H., and Peacock, S. M. (2012), Low frequency earthquakes below southern Vancouver Island, Geochem. Geophys. Geosyst., 13, Q11007, doi:10.1029/2012GC004391. Cp values through time 12 files containing time series of inter-component and/or inter-station coherence at a range of LFE locations Further descriptions are available in the README and in the preprint hosted on EarthArxiv: Gombert and Hawthorne, Rapid tremor migration during few minute-long slow earthquakes in Cascadia, 2022, doi: 10.31223/X56623. Jessica Hawthorne University of Oxford Associate Professor Department of Earth Sciences Oxford not available originator Jessica Hawthorne University of Oxford Associate Professor Department of Earth Sciences Oxford not available principalInvestigator Enquiries British Geological Survey United Kingdom not available distributor Enquiries British Geological Survey United Kingdom not available pointOfContact notPlanned https://resources.bgs.ac.uk/images/geonetworkThumbs/dfbe0934-e6a4-1d07-e053-0937940aca0c.png Geology GEMET - INSPIRE themes, version 1.0 2008-06-01 publication NGDC Deposited Data dataCentre NERC_DDC otherRestrictions licenceOGL Available under the Open Government Licence subject to the following acknowledgement accompanying the reproduced NERC materials "Contains NERC materials ©NERC [year]" otherRestrictions 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. There are no restrictions on the use that may be made of the dataset, although an appropriate copyright acknowledgement must be made when any part of the dataset is reproduced. Either no third party data / information is contained in the dataset or BGS has secured written permission from the owner of any third party data / information contained in the dataset to make the dataset freely available without any use constraints - inclusion of any third party data / information will affect the copyright acknowledgement that needs to be made. textTable English geoscientificInformation British Geological Survey Gazetteer: Geographical hierarchy from Geosaurus 1979 creation BRITISH COLUMBIA [id=743700] ISO 3166_1 alpha-2 2009 revision CA ISO 3166_1 alpha-3 2009 revision CAN British Geological Survey Gazetteer: Geographical hierarchy from Geosaurus 1979 creation CANADA [id=710000] -125.0000 -123.0000 48.0000 49.0000 2004-02-01 2022-03-10 .h5 witheld Text file (TXT) witheld Enquiries British Geological Survey United Kingdom not available distributor https://webapps.bgs.ac.uk/services/ngdc/accessions/index.html#item172860 WWW:DOWNLOAD-1.0-http--download Data download dataset dataset INSPIRE Implementing rules laying down technical arrangements for the interoperability and harmonisation of Geology 2011 publication See the referenced specification false 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 2010-12-08 publication See http://eur-lex.europa.eu/LexUriServ/LexUriServ.do?uri=OJ:L:2010:323:0011:0102:EN:PDF false The tremor was identified with a phase coherence method, which compares the signals of known templates with observed seismograms.