Surface rupture and distributed deformation revealed by optical satellite imagery: The intraplate 2016 Mw 6.0 Petermann Ranges earthquake, Australia
High‐resolution optical satellite imagery is used to quantify vertical surface deformation associated with the intraplate 20 May 2016 Mw 6.0 Petermann Ranges earthquake, Northern Territory, Australia. The 21 ± 1‐km‐long NW trending rupture resulted from reverse motion on a northeast dipping fault. Vertical surface offsets of up to 0.7 ± 0.1m distributed across a 0.5‐to‐1‐km‐wide deformation zone are measured using the Iterative Closest Point algorithm to compare preearthquake and postearthquake digital elevation models derived from WorldView imagery. The results are validated by comparison with field‐based observations and interferometric synthetic aperture radar. The pattern of surface uplift is consistent with distributed shear above the propagating tip of a reverse fault, leading to both an emergent fault and folding proximal to the rupture. This study demonstrates the potential for quantifying modest (<1 m) vertical deformation on a reverse fault using optical satellite imagery.
Simple
Identification info
- Date (Publication)
- 2019-10-23
- Date (Revision)
- 2020-08-10T06:40:30
- Citation identifier
- Geoscience Australia Persistent Identifier/https://pid.geoscience.gov.au/dataset/ga/144169
Identifier
- Codespace
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Digital Object Identifier
- Cited responsible party
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Role Organisation / Individual Name Details Author Gold, R.D..
Author Clark, D.J.
Author Barnhart, W.D.
Author King, T.R.
Author Quigley, M.
Author Briggs, R.W.
- Purpose
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External Publication
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- Accepted
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Role Organisation / Individual Name Details Point of contact Commonwealth of Australia (Geoscience Australia)
Voice Point of contact Clark, D.J.
Resource provider Place, Space and Communities Division
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- Geoscientific information
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Extent
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Product data repository: Various Formats
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Data Store directory containing the digital product files
Data Store directory containing one or more files, possibly in a variety of formats, accessible to Geoscience Australia staff only for internal purposes
- theme.ANZRC Fields of Research.rdf
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EARTH SCIENCES
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- Theme
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Intraplate earthquake
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- Theme
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earthquake hazard
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- Theme
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InSAR
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- Keywords
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Published_External
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Creative Commons Attribution 4.0 International Licence
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CC-BY
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4.0
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Australian Government Security ClassificationSystem
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- 2018-11-01T00:00:00
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- English
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Role Organisation / Individual Name Details Distributor Commonwealth of Australia (Geoscience Australia)
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html
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Australian Government Security Classification System
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- 2018-11-01T00:00:00
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- Unclassified
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urn:uuid/17bed4c7-6abe-4a0a-972e-b675af41c452
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GeoNetwork UUID
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- English
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Role Organisation / Individual Name Details Point of contact Commonwealth of Australia (Geoscience Australia)
Voice Point of contact Clark, D.J.
Type of resource
- Resource scope
- Document
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External publication: Geophysical Research Letters 46 10394-10403
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Geoscience Australia - short identifier for metadata record with
uuid
- Citation identifier
- eCatId/144169
- Date info (Creation)
- 2019-04-08T01:55:29
- Date info (Revision)
- 2019-04-08T01:55:29
Metadata standard
- Title
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AU/NZS ISO 19115-1:2014
Metadata standard
- Title
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ISO 19115-1:2014
Metadata standard
- Title
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ISO 19115-3
- Title
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Geoscience Australia Community Metadata Profile of ISO 19115-1:2014
- Edition
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Version 2.0, September 2018
- Citation identifier
- https://pid.geoscience.gov.au/dataset/ga/122551