The waves have been high enough to carve a channel through the dunes and it is flowing into Pumicestone PassageQueensland Parks and Wildlife Service officers will assess the site as soon as it is safe to do solow-pressure system off the coast that has brought huge downpours to south-east Queensland and northern New South Wales
He said it had been a "serious event" and another high tide and storm surge this morning could lead to further erosion. But Mr Pearce said despite the "over-top" flow of water, it was unlikely conditions would be severe enough to split the island at this stage.
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