Manchar Lake: Pakistan’s Largest Shallow Freshwater Lake

Manchar Lake, the largest shallow freshwater lake in Pakistan, is located in district Jamshoro, approximately 18 kilometers west of Sehwan Sharif, along the western side of the River Indus. The lake holds immense geographical, environmental, and economic importance for the region.

The area of Manchar Lake changes significantly with the seasons. During dry periods, its surface area can shrink to around 350 square kilometers, while in the monsoon season it expands to nearly 520 square kilometers. This seasonal fluctuation makes Manchar one of the most dynamic water bodies in the country.

The lake collects water from numerous streams and brooks originating in the Kirthar Mountains. These natural water flows eventually drain into the River Indus, making Manchar an important part of the region’s hydrological system.

Manchar is a man-made (synthetic) lake, created in 1930 after the construction of the Sukkur Barrage on the Indus River. Its primary purpose was to regulate water flow and support irrigation in surrounding areas. The lake is sustained by two main canals — the Aral Canal and the Danister Canal — which bring water from the Indus River into the lake.

Historically, Manchar Lake has supported fishing communities and agricultural activities, providing livelihoods to thousands of people. However, over the years, pollution and reduced freshwater inflow have posed serious challenges to the lake’s ecosystem. Environmental experts emphasize the need for sustainable water management and pollution control to preserve this vital freshwater resource for future generations.

Report Sabih Salik