Nagarjuna Sagar Dam was built across the Krishna river at Nagarjuna Sagar where the river is forming boundary between Nalgonda District in Telangana and Guntur district In Andhra Pradesh states in India. The construction duration of the dam was between the years of 1955 and 1967. The dam created a water reservoir whose gross storage capacity is 11.472 billion cubic metres (405.1×109 cu ft). The dam is 490 feet (150 m) tall from its deepest foundation and 0.99 miles (1.6 km) long with 26 flood gates which are 42 feet (13 m) wide and 45 feet (14 m) tall.Nagarjuna Sagar was the earliest in the series of large infrastructure projects termed as "modern temples" initiated for achieving the Green Revolution in India. It is also one of the earliest multi-purpose irrigation and hydro-electric proje