• 25 Mar 2024
    NSW Flood Data Portal
    Avoca Lagoon is the largest of the four coastal lagoons within Gosford. The lagoon has a cruciform shape with a surface area of 97.5 hectares and average depth of 1.3 metres....
    • PDF
    • Disaster,
    • Avoca,
    • Avoca Lagoon
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  • 25 Mar 2024
    NSW Flood Data Portal
    Seven flooding precincts have been identified around the lagoon foreshore. These have been sub-divided into four management areas. These management areas have been classified...
    • PDF
    • Disaster,
    • Avoca,
    • Avoca Lagoon
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  • 25 Mar 2024
    NSW Flood Data Portal
    The investigation process used in this flood study was: - collection of available data; - assessment of available data; - overview of lagoon behaviour; - assessment of coastal...
    • PDF
    • Disaster,
    • Avoca,
    • Avoca Lagoon,
    • hydraulic model,
    • hydrologic model
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