
Tamblingan Lake is one of the three lakes that formed in the great caldera. Not far from Tamblingan Lake, there were Buyan Lake and Bratan Lake.

Wadaslintang Reservoir (Waduk Wadaslintang) located between the Wonosobo district and Kebumen district but most fall within the district of Wonosobo. Builtin in 1992 with an area of about 2.626ha.