Country/territory: Bulgaria
Central coordinates (latitude / longitude): 43°00'04"N (43.0013°) / 027°49'00"E (27.8167°)
Area (reported): 10,076 hectares / 100.76 km² / 24,898 acres / 38.90 square miles
Area (GIS-derived): 10,079 hectares / 100.79 km² / 24,906 acres / 38.92 square miles
Altitude: 0–146 m (0–479 ft)