Disclosed herein is a hydropower electric generator, in accordance with some embodiments. Accordingly, the hydropower electric generator may include a closed conduit. Further, the closed conduit may include a reservoir, a downward flow pipe, a horizontal pipe, an upward flow pipe. Further, the downward flow pipe may include a first turbine configured to intercept the downward flow of the water and generate rotational force. Further, the upward flow pipe may include an airlift assembly configured to receive compressed air into the upward flow pipe. Further, the upward flow pipe may include a second turbine configured to intercept an upward flow of the water and generate rotational force. Further, the hydropower electric generator may include an air pump configured to generate the compressed air based on electrical energy. Further, the hydropower electric generator may include an energy storage device.