It covers just under 20 km2 (7.7 sq mi) and is at an elevation of 117 m (384 ft).

[2] The lake is located in the 13H12 NTS zone.

[1] Barron River flows out of the lake and joins with North River about 20 km (12 mi) to the north.

The Mealy Mountains surround the lake, which is also a part of the Mealy Mountains National Park Reserve.

[3] The lake is surrounded by late-Labradorian granitoid intrusions (dated 1660-1600 ma): megacrystic/porphyritic granite to granodiorite; early-Labradorian granitoid and associated rocks (dated 1678-1671 ma): foliated to gneissic granite and alkali feldspar granite, foliated to gneissic syenite, alkali feldspar syenite and alkali feldspar granite, and compositionally equivalent well-banded gneiss; and pre-Labradorian supracrustal rocks (dated 1800-1770 ma): pelitic schist and gneiss, quartz-feldspar psammitic schist and gneiss, and metasedimentary diatexite.