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Post 2022 Event Flood Behaviour Analysis - Brunswick River Report

Created 24/06/2025

Updated 24/06/2025

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The Post 2022 Event Flood Behaviour Analysis - Brunswick River aims to understand the areas impacted by the recent 2022 flood event and determin the current approved flood model's ability to replicate the 2022 event. The study area includes the townships of Mullumbimby, Brunswick Heads, Ocean Shores, and villages of New Brighton, South Golden Beach and Billinudgel. The study area covers an area of approximately 230 square kilometres, and includes diverse environments, generally comprising of dense vegetation in the hinterlands and coastal villages to the east of the catchment. The Post 2022 Event Flood Behaviour Analysis of the Brunswick River involved a review of the hydrological and hydraulic models, and IFD estimates. Flood Frequency Analysis and Regional Flood Frequency Estimation methods were undertaken to assess the model perfomance. A damage assessment was undertaken to determine the cost of damage and the degree of disruption to the community caused duing flooding event.

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Additional Info

Field Value
Title Post 2022 Event Flood Behaviour Analysis - Brunswick River Report
Language English
Licence Not Specified
Landing Page https://data.gov.au/data/dataset/4f7b7e38-8c66-430f-bf91-84789705a2f2
Remote Last Updated 27/03/2025
Contact Point
NSW Department of Climate Change, Energy, the Environment and Water
flooddata.support@environment.nsw.gov.au
Reference Period 04/04/2024 - 12/02/2024
Geospatial Coverage
Map data © OpenStreetMap contributors
{
  "coordinates": [
    147.0179,
    -32.1618
  ],
  "type": "Point"
}
Data Portal DataNSW

Data Source

This dataset was originally found on DataNSW "Post 2022 Event Flood Behaviour Analysis - Brunswick River Report". Please visit the source to access the original metadata of the dataset:
https://data.nsw.gov.au/data/dataset/nsw-fdp-related-dataset_revision_post-2022-event-flood-behaviour-analysis-brunswick-river-repor