Ukai Dam (Vallabhbhai Patel Dam) on the Tapi River, Gujarat

Ukai Dam, also named Vallabhbhai Patel Dam after India's first Deputy PM, is a concrete gravity dam on the Tapi River near Ukai town in Surat District, Gujarat, western India.

Key Facts

• Completed: 1972.
• Height: 80 m (262 ft); Length: 4,927 m.
• Reservoir: Ukai Reservoir (capacity 7.4 km³).
• Purpose: Irrigation (1.5M+ ha), hydroelectric (300 MW), flood control, water supply.
• Operator: Sardar Sarovar Narmada Nigam / Gujarat Water Resources.

It's a linchpin of Gujarat's water security and agricultural prosperity.