There is evidence of large tsunamis reaching the Australian coast in the past. Their presence is recorded by chevrons, which are similar to parabolic coastal dunes.
These tsunamis are undated.
Tsunamis in Western Australia |
Description |
Cape Arid National Park |
Length on land 6 km, height 60 m. |
Albany |
Affected 30 km coast, length on land 3 km, height 100 m. |
Irwin Inlet |
Length on land 5 km, height 150 m. |
Northcliffe |
Length on land 7 km, height 100 m. |
White Point |
Affected 30 km coast, length on land 2 km, height 30-40 m. |
Cape Leeuwin |
Length on land 4 km, height 100 m. |
Bunbury |
Length on land 1 km, height 20-30 m. |
Mandurah/Pinjarra |
Length on land 1 km, affected 30 km coast, height 40 m. |
North of Perth |
Length on land 5 km, affected 60 km coast, height 40 m. |
Beagle Island |
Length on land several km, height 30 m. |
Dongara |
Length on land 2 km, height 60 m. |
Geraldton |
Length on land 2 km, height 40 m. |
Edel, Tamala and Denham |
Length on land several km, height 80 m. |
Carnavon |
Length on land 3 km, height 28 m. |
Quobba |
Length on land several km, height 100 m. |
Ningaloo |
Length on land several km, height 20 m. |
Tsunamis in Northern Territory |
Description |
Roper River |
Affected 40 km of coast, length on land 3 km, height 33 m. |
Tsunamis in Queensland |
Description |
Cape Melville |
Affected 10 km coastline, length on land 5 km. |
Tsunamis in Victoria |
Description |
Cape Bridgewater |
Traveled 4 km., height 20 m. |