{"id":{"repo_id":"washington","oai_identifier":"oai:digital.lib.washington.edu:1773/23583"},"canonical_url":"https://search.dev.ndltd.org/etd/washington/oai:digital.lib.washington.edu:1773/23583","repository":{"repo_id":"washington","name":"University of Washington","base_url":"https://digital.lib.washington.edu/server/oai/request"},"display":{"title":"Tectonics of the Georgia Basin, northwest Washington State, USA, and southwest British Columbia, Canada","abstract":"GPS strain and recent neotectonic studies in northwest Washington and southwest British Columbia indicate long term north-south shortening of the Cascadia forearc extends north of recognized active faults. This study reviews seismic reflection profiles from the SHIPS 1998 and 2002 experiments in conjunction with industry data to identify active geologic structures capable of accommodating this unaccounted strain. Here a new active northeast striking thrust system in southern Strait of Georgia is identified, the fault ruptured during the 1997 earthquake near Gabriola Island and Vancouver B.C. is imaged, and the first subsurface images of the Sandy Point Fault are presented.","abstract_html":"GPS strain and recent neotectonic studies in northwest Washington and southwest British Columbia indicate long term north-south shortening of the Cascadia forearc extends north of recognized active faults. This study reviews seismic reflection profiles from the SHIPS 1998 and 2002 experiments in conjunction with industry data to identify active geologic structures capable of accommodating this unaccounted strain. Here a new active northeast striking thrust system in southern Strait of Georgia is identified, the fault ruptured during the 1997 earthquake near Gabriola Island and Vancouver B.C. is imaged, and the first subsurface images of the Sandy Point Fault are presented.","abstract_has_math":false,"creators":["Polivka, Peter Michael"],"institution":null,"degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":[],"advisors":["Pratt, Thomas L"],"committee_chairs":[],"committee_members":[],"year":2013,"date_issued":"2013-07-25","date_published":"2013-07-25","updated_at":"2026-07-24T05:58:23Z","subjects":["1997; fault; hazard; Vancouver"],"languages":["en_US"],"rights":["Copyright is held by the individual authors."],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/1773/23583","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.advisor","label":"Advisor","values":["Pratt, Thomas L"]},{"key":"dc:creator","label":"Author","values":["Polivka, Peter Michael"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2013-07-25T17:54:21Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2015-12-14T17:55:56Z"]},{"key":"dc:date.issued","label":"Date","values":["2013-07-25"]},{"key":"dc:type","label":"Dc Type","values":["Thesis"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["1997; fault; hazard; Vancouver"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language.iso","label":"Language (ISO)","values":["en_US"]},{"key":"dc:rights","label":"Dc Rights","values":["Copyright is held by the individual authors."]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.other","label":"Dc Identifier Other","values":["Polivka_washington_0250O_11551.pdf"]},{"key":"dc:identifier.uri","label":"Identifier URI","values":["http://hdl.handle.net/1773/23583"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Thesis (Master's)--University of Washington, 2013"]},{"key":"dc:description.abstract","label":"Abstract","values":["GPS strain and recent neotectonic studies in northwest Washington and southwest British Columbia indicate long term north-south shortening of the Cascadia forearc extends north of recognized active faults. This study reviews seismic reflection profiles from the SHIPS 1998 and 2002 experiments in conjunction with industry data to identify active geologic structures capable of accommodating this unaccounted strain. Here a new active northeast striking thrust system in southern Strait of Georgia is identified, the fault ruptured during the 1997 earthquake near Gabriola Island and Vancouver B.C. is imaged, and the first subsurface images of the Sandy Point Fault are presented."]},{"key":"dc:format.mimetype","label":"Dc Format Mimetype","values":["application/pdf"]},{"key":"dc:title","label":"Title","values":["Tectonics of the Georgia Basin, northwest Washington State, USA, and southwest British Columbia, Canada"]}]}],"canonical_facts":{"dc:contributor.advisor":["Pratt, Thomas L"],"dc:creator":["Polivka, Peter Michael"],"dc:date.accessioned":["2013-07-25T17:54:21Z"],"dc:date.available":["2015-12-14T17:55:56Z"],"dc:date.issued":["2013-07-25"],"dc:description":["Thesis (Master's)--University of Washington, 2013"],"dc:description.abstract":["GPS strain and recent neotectonic studies in northwest Washington and southwest British Columbia indicate long term north-south shortening of the Cascadia forearc extends north of recognized active faults. 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