Mianwali is a city in the Punjab province of Pakistan. It is the capital of the Mianwali District. The city is located northwest of the province, at the edge of the Punjab Plain. The River Indus flows through the district. The city is about 300 kilometers from the provincial capital, Lahore. Mianwali was founded in the 16th century. It was a part of the Sikh Empire. After the British conquered the Sikh Empire, Mianwali became a part of the British Raj. It remained a part of British India until 1947, when it became part of the newly independent Pakistan.
About Chashma Barrage
The Chashma Barrage is a barrage located on the River Indus in Mianwali District, Pakistan. The barrage was built in 1961 and has a length of 4,360 metres. It has a total of 32 gates, with 24 being used for irrigation and 8 for flood control. The barrage has a discharge capacity of 8,000 cubic metres per second.

The Chashma Barrage plays an important role in the irrigation of agricultural land in the Mianwali District. It also provides water for the Chashma Nuclear Power Plant, which is located downstream of the barrage. The power plant has a capacity of 340 megawatts and provides electricity to the Pakistan Electric Power Company.
The Chashma Barrage is a key part of the Indus Basin Project, which is a joint venture between Pakistan and India. The project aims to improve water management and irrigation in the Indus Basin. It also includes the construction of the Baglihar Dam in India and the Basha Dam in Pakistan.
Mianwali is a relatively small city, with a population of about 100,000. The city is known for its textile industry. It is also a major producer of wheat, sugarcane, and cotton.
The people of Mianwali are warm and friendly. The city has a laid-back, relaxed atmosphere. There is not much nightlife, but there are plenty of places to enjoy a quiet cup of tea or coffee.