Costigan Lake (Saskatchewan)

Costigan Lake is a lake in northern Saskatchewan, Canada.[1][3] It is the source of the Geikie River which flows to Wollaston Lake, which drains via two river systems: through the Churchill River system to Hudson Bay; and the Mackenzie River system to the Arctic Ocean.[1][3]

Costigan Lake
Costigan Lake Location in Saskatchewan
Location	Saskatchewan
Coordinates	56°57′00″N 105°54′02″W[1]
Type	Lake
Part of	Mackenzie River drainage basin and Churchill River drainage basin
Primary outflows	Geikie River
Basin countries	Canada
Surface elevation	543 m (1,781 ft)[2]
References	[1]