Lake Gnangara is the most southerly of the

Wanneroo wetlands The Wanneroo wetlands are a series of wetlands, swamps and lakes that occur on the Swan Coastal Plain of Perth, Western Australia. They are linked very closely to the Gnangara Mound. They are in part, incorporated into the Yellagonga Regiona ...

in metropolitan

Perth Perth is the capital and largest city of the Australian state of Western Australia. It is the fourth most populous city in Australia and Oceania, with a population of 2.1 million (80% of the state) living in Greater Perth in 2020. Perth is ...

, Western Australia. The state government's ''Wetland Atlas'' defines the body of water as a

lake A lake is an area filled with water, localized in a basin, surrounded by land, and distinct from any river or other outlet that serves to feed or drain the lake. Lakes lie on land and are not part of the ocean, although, like the much large ...

. The surrounding terrain consists of low dunes and undulating sand plains. The lake is fed by ground water of the

Gnangara Mound The Gnangara Mound is an area north of Perth, Western Australia where a large mound of sandy soil reaches an elevation of about . It stores about of fresh water, about one hundred times Perth's current annual water usage. It is currently the si ...

which is contained by a thin layer of clay. Lake Gnangara

Previous uses have included

diatomaceous earth Diatomaceous earth (), diatomite (), or kieselgur/kieselguhr is a naturally occurring, soft, siliceous sedimentary rock that can be crumbled into a fine white to off-white powder. It has a particle size ranging from more than 3 μm to le ...

mining, which may have contributed to changes in the lake's characteristics and ecology. The area is now the subject of a conservation plan and management strategies, and protected from potential disturbance by mining activities. The Lake reserve is an important part of the management of the mound. The lake surroundings were the site of a long term

Nyoongar The Noongar (, also spelt Noongah, Nyungar , Nyoongar, Nyoongah, Nyungah, Nyugah, and Yunga ) are Aboriginal Australian peoples who live in the south-west corner of Western Australia, from Geraldton on the west coast to Esperance on the so ...

camp as well as a Nyoongar community college.http://slwa.wa.gov.au/pdf/mn/mn3001_3500/mn3014.pdf Nyoongah Community Aboriginal Corporation (NCAC)and Nyoongah Community Incorporated (NCI)Includes Nyoongah Aboriginal Community College established in 1981 to teach Aboriginal children, situated at Lake Gnangara

Notes

See also