flat/creek Wave Prograding Thin beds of silt, sand Tidal channels oriented Semi-confined where sand and mud King Sound, and mud; carbonate shore-normal and branching are interbedded; thin and laterally Joseph Bonaparte sediments inland, forming a dendritic extensive; high permeability basal Gulf (WA), Van pattern marine sediments Diemen Gulf, Victoria River (NT), Shark Bay (WA), Spencer Gulf, Gulf of St Vincent (SA), Corner Inlet (VIC) Tidal Transgressive Sands at mouth; Sand bars parallel to axis of Unconfined aquifers associated with Ord River (WA) marginal sediments are estuarine funnel; dendritic the tidal channel (main) and estuary fine muds & tributary pattern tributary channel (secondary); silts; sands & gravel intervening fine-grained sediments along estuary axis form aquitards; older aquifers may be semi-confined 15 Summary of key aquifer characteristics of coastal aquifers in older rocks and other settings Dominant Depositional Coastline physical Aquifer material Aquifer architecture Aquifer characteristics Examples environment type processes
flat/creek Wave Prograding Thin beds of silt, sand and mud; carbonate sediments Tidal channels oriented shore-normal and branching inland, forming a dendritic pattern Semi-confined where sand and mud are interbedded; thin and laterally extensive; high permeability basal marine sediments King Sound, Joseph Bonaparte Gulf (WA), Van Diemen Gulf, Victoria River (NT), Shark Bay (WA), Spencer Gulf, Gulf of St Vincent (SA), Corner Inlet (VIC) estuary Tidal Transgressive Sands at mouth; marginal sediments are fine muds & silts; sands & gravel along estuary axis Sand bars parallel to axis of estuarine funnel; dendritic tributary pattern Unconfined aquifers associated with the tidal channel (main) and tributary channel (secondary); intervening fine-grained sediments form aquitards; older aquifers may be semi-confined Ord River (WA) 15 Summary of key aquifer characteristics of coastal aquifers in older rocks and other settings Depositional environment Dominant physical processes Coastline type Aquifer material Aquifer architecture Aquifer characteristics Examples
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