The lake is roughly 350 metres (1,150 ft) wide and 930 metres (3,050 ft) long, with a circumference of 3.09 kilometres (1.92 mi) and a total surface area of 43 hectares (110 acres).[2] The lake water is replenished by several small streams: the Corbon, Haras, d'Ermont, and d'Andilly, all of them under 8 kilometres (5.0 mi) long .[3]
^"Relief, géologie et hydrographie" (in French). Direction départementale des Territoires du Val d’Oise (DDT). 2009. Archived from the original on 29 September 2011. Retrieved 17 July 2011. ...lac d'Enghien, plan d'eau le plus important du département.