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Flood ProjectFlood study
Bogan River at Nyngan Flood Study
CompletedPublication date: 10/09/2014The township of Nyngan is surrounded by flood protection levees. In 1990, Bogan River floodwater overtopped the levees and inundated the town. The flood caused millions of...
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Flood ProjectFlood study
Rural Flood Study Darling River Floodplain - Bogan River Confluence to Louth
CompletedPublication date: 02/12/2009The Darling River Floodplain (Bogan River confluence to Louth) study area is located within the Darling River Valley floodplain. The study area stretches approximately 130...
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Flood ProjectGuidance, Tools and Resources
Brewarrina Shire Local Flood Plan
CompletedPublication date: 01/02/2004This plan covers preparedness measures, the conduct of response operations and the coordination of immediate recovery measures from flooding within the Brewarrina Shire Council...
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Flood ProjectGuidance, Tools and Resources
Lower Bogan River - Provision of Floodways on 'Branglebar'
CompletedPublication date: 01/08/1993This report examines the impacts on flood levels and flow distributions of earthworks on the property of "Branglebar". It recommends corrective action to alleviate the impact of...
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Flood ProjectGuidance, Tools and Resources
Investigation of Waterways Options Proposed by RTA and SRA for Flood Relief...
CompletedPublication date: 01/12/1991Following the April 1990 flood at Nyngan, the Roads and Traffic Authority (RTA) decided to upgrade the Mitchell Highway east of Nyngan to allow road access to the town during a...