Umsaskis lake
Location of Umsaskis Lake in Maine, USA.
Location of Umsaskis Lake in Maine, USA.
Umsaskis lake
Location of Umsaskis Lake in Maine, USA.
Location of Umsaskis Lake in Maine, USA.
Umsaskis lake
LocationNorth Maine Woods,
Aroostook County,
Maine
Coordinates46°35.5′N 69°22.5′W / 46.5917°N 69.3750°W / 46.5917; -69.3750Coordinates: 46°35.5′N 69°22.5′W / 46.5917°N 69.3750°W / 46.5917; -69.3750
Primary inflowsAllagash River
Primary outflowsAllagash River
Basin countriesUnited States
Surface elevation818 feet (249 m)

Umsaskis Lake is a lake on the Allagash River in the North Maine Woods region of Maine.

It is located in Aroostook County and lies approximately 27 miles (43 km) from the Canada-U.S. border.

The lake is on the Northern Forest Canoe Trail.