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Wallis Lake
Wallis Lake from Whoota Lookout - panoramio.jpg
Location Mid North Coast, New South Wales, Australia
Coordinates 32°18′S 152°30′E / 32.300°S 152.500°E / -32.300; 152.500Coordinates: 32°18′S 152°30′E / 32.300°S 152.500°E / -32.300; 152.500
Lake type An open and trained wave dominated barrier estuary
Primary inflows Wallamba River, Coolongolook River, Pipers Creek
Primary outflows Coolongolook River to the Tasman Sea
Catchment area 1,196.9 square kilometres (462.1 sq mi)
Basin countries Australia
Managing agency Mid-Coast Council
Max. length 25 kilometres (16 mi)
Max. width 9 kilometres (5.6 mi)
Surface area 98.7 square kilometres (38.1 sq mi)
Average depth 2.3 metres (7 ft 7 in)
Water volume 217,951.5 megalitres (7,696.88×10^6 cu ft)
Surface elevation 0 m (0 ft)
Islands Hadleys Island, Wallis Island
Settlements Coomba Park, Forster, Green Point, Pacific Palms, Tuncurry

Wallis Lake, an open and trained wave dominated barrier estuary, is located within the Mid-Coast Council local government area in the Mid North Coast region of New South Wales, Australia. Wallis Lake is located adjacent to the towns of Forster and Tuncurry, and adjacent to the east coast, about 308 kilometres (191 mi) north of Sydney.

Features and location

Drawing its catchment from within Wallingat National Park and the Wallamba River, Coolongolook River, and Pipers Creek, Wallis Lake has a catchment area of 1,197 square kilometres (462 sq mi) and a surface area of 99 square kilometres (38 sq mi). When full, Wallis Lake covers an area of around 10,000 hectares (25,000 acres), is approximately 25 kilometres (16 mi) long, with a width of 9 kilometres (5.6 mi).

Hadleys Island lies within Wallis Lake, near the confluence of the Wallamba and Coolongolook rivers.

The waterways surrounding Wallis Lake are well known for oyster production.

Lake Wallis was named in honour of James Wallis, an officer of the 46th Regiment.

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