2.4 km (0.93 sq mi)
| Great Southern, Western Australia|Lake Altham Wikipedia
Lake Altham, part of the Lake Grace System, is a wetland located in the Great Southern region of Western Australia. Situated in the Shire of Kent, the lake is part of the Western Mallee subregion of the Mallee region. It has an area of about 2.4 square kilometres (0.93 sq mi) and is one of four lakes in the area comprising a DIWA-listed wetland of national importance.