This volcano is symmetrical like its neighbor, Mount Sindoro which lies to its northwest.
Administratively, The volcano is divided between 3 regencies: Temanggung, Wonosobo, and Magelang.
It has created a small phreatic crater at the summit.
The Progo River Basin covers more than 50% of the Mount Sumbing complex.
Each of these river basins flows towards the southern coast of Java, eventually emptying into the Indian Ocean.