1898

The Wyoming was the number 10 single turret Monitor built by the Union Iron Works, San Francisco, California in 1898. She was stationed at Mare Island Navy Yard, San Francisco, California and was commanded by V.L. Cottman. From 1903-1905 she cruised the Pacific Ocean as far as Central America. She was put in for repairs in 1905 until 1908 at the Mare Island Navy Yard. 1909 her name was changed to Cheyenne. During that year test were made on her new oil burning engines.
From August 1910-1912 the Cheyenne was assigned to the Washington State Naval Militia. In 1913 she was refitted as a submarine tender and then was assigned to the 2nd Division, Pacific Torpedo Flotilla. During April and May 1914 she carried refugees from Ensenada and San Quentin, Mexico to San Diego, California.

In April 1917 the Cheyenne was assigned to Port Angeles, Washington, a mobilization point, with submarines H-1 and H-2. After a complete overhaul at Puget Sound, she was reassigned to San Pedro, California in June 1917. The Cheyenne then went to the Atlantic Coast where she served as a flagship and tender in Division 3, Flotilla 1, Submarine Force, Atlantic Fleet. On December 17, 1918 she was re-assigned to Division 1, American Patrol Detachment. From January 15 to October 9, 1919 she was stationed off Tampico, Mexico. She was decommissioned at the Philadelphia Navy Yard.

Displacement: 3,225 tons
Length: 225 feet 1 inch
Beam: 50 feet
Draft: 12 feet 6 inches