TheTapti River (orTapi) is a river incentral India located to the south of theNarmada river that flows westwards before draining into theArabian Sea.[2] The river has a length of around 724 km (450 miles) and flows through the states ofMaharashtra,Gujarat andMadhya Pradesh.[2] It flows through the city ofSurat, in Gujarat, and is crossed by theMagdalla, ONGC Bridge.[3]
On 7 August 1968, before the construction of theUkai Dam to bring its waters under control and provide hydroelectric power, the Tapti River overflowed its banks during heavy rains in themonsoon season. More than 1,000 people drowned in the flood,[4] and the city of Surat was submerged beneath 10 feet of water for several days.[5] After the floodwaters receded, at least 1,000 more people died in Gujarat during acholera epidemic from the contamination of the drinking water.[6] The Tapti basin covers parts of Madhya Pradesh, Gujarat and Maharashtra.[citation needed]
The Tapti River rises inMultai, in Madhya Pradesh, and with a total length of 724 km[7] is the second longest west-flowing river in India, after theNarmada River.[8] The Tapti travels east to west and flows through the Indian states of Maharashtra, Gujarat and Madhya Pradesh.[7] It drains into theGulf of Khambhat, in theArabian Sea, in Gujarat.[2] The Tapti River has 14 major tributaries, four are right bank and ten are left bank tributaries. The right bank tributaries originate in the Satpura ranges and include Vaki, Aner,Arunawati, andGomai.[7] The left bank tributaries include Nesu, Amravati, Buray, Panjhara, Bori,Girna, Waghur,Purna, Mona, and Sipna. They originate in the Gawilgarh hills, Ajanta hills, theWestern Ghats, andSatmalas.[7]