About Telaga Menjer
Telaga Menjer is the largest natural lake in the Dieng area, located in Desa Maron, Garung District, Wonosobo Regency, Central Java. Situated at about 1,300 meters above sea level beneath Mount Pakuwaja, the 70-hectare lake was formed by volcanic activity. It serves as a water source for the Garung hydroelectric power plant and is a popular tourist destination for boating and scenic views of surrounding hills and pine forests.
Visitors guide
Visitors can expect a large calm freshwater lake surrounded by hills, pine forests and agricultural fields at the foot of Mount Pakuwaja. The site offers wooden and small motor boats for circling the lake, viewpoints and photo spots along the shoreline, and stalls selling local food. The area is relatively quiet with cool mountain air, and visitors can explore the lakeside, observe fishing activity and view the hydroelectric intake infrastructure.
Key highlights
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Largest natural lake in Wonosobo and Dieng region with approximately 70 hectares surface area
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Scenic mountain setting at 1,300 meters elevation beneath Mount Pakuwaja
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Boat rides on the lake with views of pine-covered hills
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Water source for PLTA Garung hydroelectric power plant
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Cool climate and photography spots along the shoreline
History of Telaga Menjer
Telaga Menjer is a natural volcanic lake formed by ancient volcanic activity in the Dieng plateau area. Since the 1980s its water has been utilized for the Garung Hydroelectric Power Plant (PLTA Garung), which supplies electricity for Central Java. The lake remains an important water resource and long-standing natural landmark for Wonosobo Regency.
Culture & Context
The lake is part of the Dieng tourism region and holds local significance for surrounding farming communities in Garung. It is associated with local folklore of the Dieng area and is commonly visited as part of cultural and nature tourism circuits around Wonosobo.
Route
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