Country/territory: Nigeria
Central coordinates (latitude / longitude): 06°52'29"N (6.8747°) / 004°21'05"E (4.3515°)
Area (reported): 132,000 hectares / 1,320.00 km² / 326,179 acres / 509.65 square miles
Area (GIS-derived): 132,772 hectares / 1,327.72 km² / 328,087 acres / 512.64 square miles
Altitude: 15–300 m (49–984 ft)