This mountain, which has no formal name, is located on the Canada–US border between boundary markers 445 and 446.

It is the highest point on the border east of the Rocky Mountains.

[2] Specifically it is the highest point for 3,190 miles (5,130 km) of border from the Passamquoddy Bay up to 111 degrees west in Liberty County, Montana at border monument 360 (miles; 580 km) from the Pacific.

The north and west sides of the mountain drain into Ruisseau Clearwater, then into the Rivière Arnold, and the Rivière aux Araignées, into Lac Mégantic, then into the Chaudière River, and Saint Lawrence River, which drains into the Gulf of St. Lawrence.

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