The Tapti River is a river in central India located to the south of the Narmada river that flows westwards before draining into the Arabian Sea. The river has a length of around 724 km (450 mi) and flows through the states of Maharashtra, Gujarat and Madhya Pradesh. It flows through the city of Surat, in Gujarat, and is crossed by the Magdalla, ONGC Bridge.

The Narmada River, previously also known as Narbada or anglicised as Nerbudda, is the 5th longest river in India and overall the longest west-flowing river in the country. It is also the largest flowing river in the state of Madhya Pradesh. This river flows through the states of Madhya Pradesh and Gujarat in India. It is also known as the "Lifeline of Madhya Pradesh and Gujarat" due to its huge contribution to the two states in many ways. The Narmada River rises from the Amarkantak Plateau in Anuppur district in Madhya Pradesh. It forms the traditional boundary between North and South India and flows westwards for 1,312 km (815.2 mi) before draining through the Gulf of Khambhat into the Arabian Sea, 30 km (18.6 mi) west of Bharuch city of Gujarat.