The Sardar Sarovar Dam is a gravity dam on the River Narmada near Navagam in Surat District, Gujarat. One of the 30 dams planned on River Narmada, it is the largest such structure to be built among the largest dams in the world. Four Indian states- Gujarat, Madhya Pradesh, Maharastra and Rajasthan- receive water and elecricity supplied from the dam.