gem tools in practiceexamples from papua new guinea
DESCRIPTION
Use of OQ, GEM historical catalogue, ISC-GEM catalogue,GEM global active faults database, Hazard Modeller’s ToolkitTRANSCRIPT
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GEM tools in PracticeExamples from Papua New Guinea
Andrew Jones
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Seismic Hazard Assessment of Papua New Guinea
Seismic Hazard in PNG?
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Seismic Hazard Assessment of Papua New Guinea
Seismic Risk in PNG?
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Seismic Hazard Assessment of Papua New Guinea
GA’s role
Under Record of Understanding No. 51172 between Geoscience Australia and DFAT, GA is committed to
• Strengthening capacity in Papua New Guinea to develop earthquake scenarios
• Develop the national seismic hazard map of Papua New Guinea
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Why GEM?
Free, publically available and open-source
Tools/products are reasonably well-documented
Scenario and probabilistic seismic hazard and risk
Allows calculations at many scales
Runs on a single laptop as well as on a cloud
Technical support service
Geoscience Australia has signed a collaborative agreement with GEM as a public partner
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Tools/Products
OpenQuake hazard engine
GEM global historical earthquake archive and catalogue
ISC-GEM global instrumental earthquake catalogue
GEM global active faults database
Hazard Modeller’s Toolkit
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Seismic Hazard Assessment of Papua New Guinea
GA’s role
Under Record of Understanding No. 51172 between Geoscience Australia and DFAT, GA is committed to
• Strengthening capacity in Papua New Guinea to develop earthquake scenarios
Scenario
Accounting for spatial correlation
Supporting multiple operating systems ×
Built-in user-interface ×
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Seismic Hazard Assessment of Papua New Guinea
Earthquake scenarios for PNG
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Seismic Hazard Assessment of Papua New Guinea
Earthquake scenarios for PNG
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Seismic Hazard Assessment of Papua New Guinea
Earthquake scenarios for PNG
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GA’s role
Under Record of Understanding No. 51172 between Geoscience Australia and DFAT, GA is committed to
• Develop the national seismic hazard map of Papua New Guinea
Seismic Hazard Assessment of Papua New Guinea
Classical PSHA
Uniform Hazard Spectrum
Flexible logic-tree structure
Deaggregation
Supporting multiple operating systems ×
Built-in user-interface ×
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Input model
Seismic Hazard Assessment of Papua New Guinea
Source Model A
GM11
GM12
GM13
GM21
GM22
GM23
GM31
GM32
GM33
GM41
GM42
Source Model B
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Seismic Hazard Assessment of Papua New Guinea
No. of Area-Sources: 24 (18 shallow, 6 deep)
No. of Complex-Faults: 2 (along New Britain Trench)
No. of Tectonic regimes: 4(Active Shallow Crust, Subduction-Interface, Subduction-Intraslab, Stable Shallow Crust)
GEM global historical earthquake archive and catalogue
ISC-GEM global instrumental earthquake catalogue
GEM global active faults database
Hazard Modeller’s Toolkit
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Seismic Hazard Assessment of Papua New Guinea
No. of Point-Sources: 53,186 (shallow and deep)
No. of Tectonic regimes: 4(Active Shallow Crust, Subduction-Interface, Subduction-Intraslab, Stable Shallow Crust)
GEM global historical earthquake archive and catalogue
ISC-GEM global instrumental earthquake catalogue
Hazard Modeller’s Toolkit
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Seismic Hazard Assessment of Papua New Guinea
No. of Tectonic regimes: 4
Active Shallow Crust: 3 GMPEs
Subduction-Interface: 3 GMPEs
Subduction-Intraslab: 3 GMPEs
Stable Shallow Crust: 2 GMPEs
Supported Ground-Motion Prediction Equations by OQ
Ground-Motion Prediction Equations project
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Seismic Hazard Assessment of Papua New Guinea
Probabilistic seismic hazard map of PNG
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Seismic Hazard Assessment of Papua New Guinea
Probabilistic seismic hazard map of PNG
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Seismic Hazard Assessment of Papua New Guinea
Probabilistic seismic hazard map of PNG
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Seismic Hazard Assessment of Papua New Guinea
Probabilistic seismic hazard map of PNG
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Seismic Hazard Assessment of Papua New Guinea
Probabilistic seismic hazard map of PNG
![Page 21: GEM tools in PracticeExamples from Papua New Guinea](https://reader033.vdocuments.net/reader033/viewer/2022050922/5590726f1a28ab5a2f8b47f3/html5/thumbnails/21.jpg)
Seismic Hazard Assessment of Papua New Guinea
Probabilistic seismic hazard map of PNG
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Seismic Hazard Assessment of Papua New Guinea
Probabilistic seismic hazard map of PNG
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Acknowledgement