The Hathnikund Barrage is located on the Yamuna River. It is a multipurpose barrage, which means that it is used for multiple purposes, including irrigation, flood control, and power generation. The barrage was constructed in 1974 and is located in the Haridwar district of Uttarakhand, India. It is about 200 kilometers from Delhi. The barrage has a length of 1,200 meters and a height of 30 meters. It has 13 gates, each of which is 12 meters wide. The barrage has a storage capacity of 1.2 billion cubic meters of water. It is used to irrigate about 1.5 million hectares of land. The barrage also helps to control floods in the Yamuna River. It generates about 100 megawatts of electricity.
The Yamuna River is one of the major rivers in India. It is a tributary of the Ganges River. The Yamuna River originates in the Garhwal Himalayas and flows through the states of Uttarakhand, Himachal Pradesh, Haryana, Delhi, and Uttar Pradesh. It joins the Ganges River near Allahabad. The Yamuna River is about 1,376 kilometers long. It is a major source of water for irrigation, drinking water, and hydroelectric power generation. The Yamuna River is also a popular tourist destination.