Gjersjøen

Gjersjøen
Location	Akershus county, Norway
Coordinates	59°47′00″N 10°47′00″E / 59.7833°N 10.7833°E / 59.7833; 10.7833Coordinates: 59°47′00″N 10°47′00″E / 59.7833°N 10.7833°E / 59.7833; 10.7833
Type	Natural lake
Basin countries	Norway
Surface area	2.6 km2 (1.0 sq mi)
Surface elevation	40 m (130 ft)

Gjersjøen is a lake in the municipalities Oppegård and Ås in Akershus county, Norway. It has a surface area of 2.6 km² (1.0 sq mi), and is 40 m above sea level. The lake drains through Gjersjøelva to Bunnefjorden.

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