Country/territory: USA
Central coordinates (latitude / longitude): 55°16'00"N (55.2667°) / 162°37'59"W (-162.6333°)
Area (reported): 240,100 hectares / 2,401.00 km² / 593,300 acres / 927.03 square miles
Area (GIS-derived): 239,538 hectares / 2,395.38 km² / 591,911 acres / 924.86 square miles
Altitude: 0–20 m (0–66 ft)