description Lake Illawarra Overview
Lake Illawarra is a shallow coastal lagoon in New South Wales, Australia, situated between Wollongong and Shellharbour. Covering roughly 35 square kilometres, it receives water from several creeks and connects with the Pacific Ocean through an entrance at Windang. The lake and its urbanized shoreline support boating, fishing, walking, cycling, and birdlife, while water quality and entrance management remain important environmental concerns.
help Lake Illawarra FAQ
Where is Lake Illawarra?
Lake Illawarra is a shallow coastal lagoon in New South Wales, Australia, between Wollongong and Shellharbour. It lies just inland from the Pacific Ocean and is connected to the sea through the entrance at Windang.
How large is Lake Illawarra?
The lake covers roughly 35 square kilometres. Its size and shallow shape make it sensitive to changes in tidal exchange, rainfall, catchment runoff, and water quality.
How does Lake Illawarra connect to the ocean?
An entrance at Windang connects the lagoon with the Pacific Ocean. That opening controls the exchange of seawater and lagoon water, although the exact condition of the entrance can change over time.
What flows into Lake Illawarra?
Several creeks drain into the lagoon from its surrounding catchment. Those inflows bring freshwater and runoff, while the Windang entrance provides the marine connection.
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