INS Satavahana is the premier Submarine Training Base of the Indian Navy and is located at Visakhapatnam, Andhra Pradesh.
The facility was constructed by Larsen & Toubro and is equipped with a five-meter escape tower integrated with an adjacent diving basin.
Six months are spent on training in campus followed by an equal amount of time on board an operational submarine.
Personnel from 25 countries including Vietnam, Bhutan, Myanmar, Nepal, Sri Lanka and South Africa have been trained here.
[2][9] Apart from training, the unit has been entrusted with the upkeep and running of various facilities of the Eastern Naval Command.