Impact–Based Forecasting in the Coastal Zone: East Coast Lows
Limited data from emergency services for the April 2015 East Coast Low (ECL) event initially investigated. SES call-out data provides spatial coverage, but does not capture detail of the damage to buildings. EICU data has detailed information, including indicative damage state, but limited spatial coverage. Neither dataset consistently links the damage to the hazard that caused it.
Showing that the impact forecasting process adds value beyond the underlying hazard forecasts in this situation is challenging.
EICU data can help to calibrate the vulnerability functions applied to model-based hazard forecast data.
The SES callout data can help evaluate whether the indicative damage rates for an area are reasonable, through use of a service demand metric. Service demand is the number of callouts compared to the number of buildings for a statistical area (e.g. mesh block, SA1 or local government area). We use the total building count in each area, as the SES callout data does not differentiate between residential and non-residential buildings. It also includes callouts for downed trees or power lines that may not have directly caused structural damage to buildings.
Service demand is compared to mesh block-based impact forecast data for the 2015 ECL, using existing heuristic vulnerability functions for severe wind. We recognise these functions are not calibrated against forecast model data, but provide a starting point from which we can establish the workflow while working towards refined vulnerability functions in parallel. The project has sourced EICU and SES post-event survey data, and high-resolution model (reanalysis) data for two additional severe wind and rain events to improve the calibration of the vulnerability functions.
Poster presentation at the 2019 AFAC Conference
Simple
Identification info
- Date (Creation)
- 2019-02-04
- Date (Publication)
- 2024-10-10T03:40:38
- Citation identifier
- Geoscience Australia Persistent Identifier/https://pid.geoscience.gov.au/dataset/ga/126737
- Cited responsible party
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Role Organisation / Individual Name Details Author Richter, H.
External Contact Author Arthur, C.
Place and Communities Internal Contact Author Wilke, D.
External Contact Author Ebert, B.
External Contact Author Dunford, M.
Place and Communities Internal Contact Author Wehner, M.
Place and Communities Internal Contact Author Sexton, J.
External Contact Author Maguire, S.
External Contact Author Kepert, J.
External Contact Author Hay, R.
External Contact Author Edwards, M.
Place and Communities Internal Contact Publisher Commonwealth of Australia (Geoscience Australia)
Voice
- Name
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2019 Australasian Fire & Emergency Services Authorities Council (AFAC) Conference 27-30 August 2019, Melbourne
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Abstract submitted for the 2019 AFAC Conference
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Role Organisation / Individual Name Details Point of contact Commonwealth of Australia (Geoscience Australia)
Voice Resource provider Place and Communities Division
External Contact Point of contact Kendall, D.
Place and Communities Internal Contact
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- Climatology, meteorology, atmosphere
Extent
Extent
))
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- As needed
Resource format
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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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- Keywords
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Hazards
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Impact
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- Keywords
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Forecasting
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- Keywords
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Published_External
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Resource constraints
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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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Created for the 2019 Australasian Fire and Emergency Services Authority (AFAC) Conference
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Metadata constraints
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Australian Government Security ClassificationSystem
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- 2018-11-01T00:00:00
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urn:uuid/b119e3b1-79be-4898-a0a5-2326fc9e5b08
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GeoNetwork UUID
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Role Organisation / Individual Name Details Point of contact Commonwealth of Australia (Geoscience Australia)
Voice Owner Arthur, C.
Place and Communities Internal Contact Point of contact Kendall, D.
Place and Communities Internal Contact
Type of resource
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Conference Abstract
Alternative metadata reference
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Geoscience Australia - short identifier for metadata record with
uuid
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- Date info (Creation)
- 2018-05-04T03:37:56
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- 2018-05-04T03:38:12
Metadata standard
- Title
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AU/NZS ISO 19115-1:2014
Metadata standard
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ISO 19115-1:2014
Metadata standard
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ISO 19115-3
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Geoscience Australia Community Metadata Profile of ISO 19115-1:2014
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Version 2.0, September 2018
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- https://pid.geoscience.gov.au/dataset/ga/122551