Lake Petpenoun, Crater lake in Kouoptamo, Cameroon

Lake Petpenoun is a small crater lake in Kouoptamo, near Foumban in the Noun department of Cameroon. It sits at just over 1,120 meters above sea level and is edged by trees and grass that reach down to the shoreline.

The lake formed through volcanic activity typical of the highlands of western Cameroon and was long used by surrounding communities as a natural resource. Over time, protection measures were put in place around the water to safeguard its wildlife.

The lake's name appears in several spellings: Petponoun, Petpenoun, Paponoun and Pètponoun, as recorded in geographical databases. It lies at Kouoptamo, near Foumban, in the Noun department, and is a local tourist site. A domaine has been laid out beside the water to receive visitors and to make the most of the lake landscape.

The Complexe Touristique du Lac Petpenoun is open around the clock and has a restaurant, a bar, accommodation, and a parking area on site. It is a good idea to book ahead, especially on weekends or during busier periods.

The lake is also recorded as "lacs Pètponoun" in some geographical databases, and its altitude is given as about 1,120 m. A tourist domain has been laid out on its shores to receive visitors and to make the lake landscape better known.