Ivaylovgrad Reservoir

Ivailovgrad Reservoir is one of the largest water reservoirs in Bulgaria. It is located in the eastern Rhodope Mountains, 20 kilometres (12 mi) northwest of the town of Ivailovgrad.

Ivailovgrad lake
dried out lake bed
Ivailovgrad lake
Location	Rhodope Mountains
Coordinates	41°39′N 25°57′E
Type	reservoir
Primary inflows	Arda
Primary outflows	Arda
Basin countries	Bulgaria
Max. length	36 km (22 mi)
Max. width	300 m (980 ft)
Surface area	15 km2 (5.8 sq mi)
Max. depth	70 m (230 ft)
Water volume	157 hm3 (127,000 acre⋅ft)
Surface elevation	120 m (390 ft)
Islands	D

The reservoir is impounded by the Ivaylovgrad Dam, which was built from 1959 until 1964 for the purpose of electricity generation.