Alcatraz water tower Alcatraz water tower Alcatraz water tower is on Alcatraz Island in the San Francisco Bay, off the coast of San Francisco, California. It is located on the northwestern side of the island, near Tower No. 3, beyond the Morgue and Recreation Yard. The water tank is situated on six cross-braced steel legs submerged in concrete foundations. As Alcatraz had no water supply of its own, it had to import it from the mainland, brought by tug and barge. During the island's military years, it was stored in ground tanks and cisterns situated on the roof of the citadel. The water
Alcatraz Citadel coves and bay. In 1882, the citadel was enlarged to provide more accommodation for the families of the military officers working on Alcatraz. Between 1873 and 1895, 32 Native Americans were imprisoned at the citadel on Alcatraz, including 19 Hopi men held in captivity there between January and August 1895 after being transferred from Fort Defiance. The island continued to develop in the 1880s and in 1898 the population of Alcatraz increased dramatically from 26 to over 450 due to the Spanish–American War and placed a demand for new buildings. The original barracks evolved into Building 64 in 1905. The