Tsunamis caused by submarine slope failures along western Great Bahama Bank

Author(s)Schnyder, Jara S.D.
Author(s)Eberli, Gregor P.
Author(s)Kirby, James T.
Author(s)Shi, Fengyan
Author(s)Tehranirad, Babak
Author(s)Mulder, Thierry
Author(s)Ducassou, Emmanuelle
Author(s)Hebbeln, Dierk
Author(s)Wintersteller, Paul
Ordered AuthorJara S.D. Schnyder, Gregor P. Eberli, James T. Kirby, Fengyan Shi, Babak Tehranirad, Thierry Mulder, Emmanuelle Ducassou, Dierk Hebbeln & Paul Wintersteller
UD AuthorKirby, James T.en_US
UD AuthorShi, Fengyanen_US
UD AuthorTehranirad, Babaken_US
Date Accessioned2017-04-11T14:15:37Z
Date Available2017-04-11T14:15:37Z
Copyright DateCopyright © The Author(s) 2016en_US
Publication Date2016-11-04
DescriptionPublisher's PDFen_US
AbstractSubmarine slope failures are a likely cause for tsunami generation along the East Coast of the United States. Among potential source areas for such tsunamis are submarine landslides and margin collapses of Bahamian platforms. Numerical models of past events, which have been identified using high-resolution multibeam bathymetric data, reveal possible tsunami impact on Bimini, the Florida Keys, and northern Cuba. Tsunamis caused by slope failures with terminal landslide velocity of 20 ms−1 will either dissipate while traveling through the Straits of Florida, or generate a maximum wave of 1.5 m at the Florida coast. Modeling a worst-case scenario with a calculated terminal landslide velocity generates a wave of 4.5 m height. The modeled margin collapse in southwestern Great Bahama Bank potentially has a high impact on northern Cuba, with wave heights between 3.3 to 9.5 m depending on the collapse velocity. The short distance and travel time from the source areas to densely populated coastal areas would make the Florida Keys and Miami vulnerable to such low-probability but high-impact events.en_US
DepartmentUniversity of Delaware. Center for Applied Coastal Research.en_US
CitationJara S.D. Schnyder, Gregor P. Eberli, James T. Kirby, Fengyan Shi, Babak Tehranirad, Thierry Mulder, Emmanuelle Ducassou, Dierk Hebbeln & Paul Wintersteller. Tsunamis caused by submarine slope failures along western Great Bahama Bank, Scientific Reports (2016), doi: 10.1038/srep35925en_US
DOIdoi: 10.1038/srep35925en_US
ISSN2045-2322 ; e- 2045-2322en_US
URLhttp://udspace.udel.edu/handle/19716/21220
Languageen_USen_US
PublisherNature Publishing Groupen_US
dc.rightsCreative Commons Attribution 4.0,en_US
dc.sourceScientific Reportsen_US
dc.source.urihttp://www.nature.com/srep/en_US
TitleTsunamis caused by submarine slope failures along western Great Bahama Banken_US
TypeArticleen_US
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