1.5 mi. W of US Canada boundary, 32 mi. ENE of Petersburg, Coast Mts.
Named in 1895 by US@C&GS for John F. Pratt, US@C&GS.
LeConte Glacier, Popof Glacier, Shakes Glacier, Summit Glacier,
Shakes Lake,
Castle Mountain, Kates Needle, Mount Pratt,