A Lighthouse Service name retained.
(Str.: dp. 241; l. 180'; b. 27'6"; dr. 10'6"; cpl. 25)
Madrono, an iron‑hulled lighthouse tender built at Camden, N.J., in 1885; was acquired by the Navy during World War I; and commissioned 27 November 1917.
Madrono operated on patrol out of San Francisco Bay until returned, by Executive order of 4 July 1919, to the custody of the Department of Commerce with the Lighthouse Service.