continuing in her service as supply ship to the pacific fleet until 1918, "glacier" was employed in delivering fresh provisions, stores, ammunition, target material, and mail; transporting personnel; and towing target rafts and coal barges. her principal area of operations was on the u.s. west coast, mexico, and central america. she made two trips to asiatic waters (22 september 1909 – 14 february 1910 and 8 april – 17 august 1912) to supply ships operating in the hawaiian area, the philippines, and the china and japan coasts. from 1913 to 1917 she operated between california and mexico and nicaragua, delivering stores, mail and men to the fleet, investigating conditions at mexican ports, and giving refuge to united states and other foreign citizens during the unsettled conditions in mexico. she loaded stores, fresh meats, and ammunition at san francisco 9 to 14 may 1917, arrived 30 june at rio de janeiro and, through march 1918, delivered her cargo to ships operating on the east coast of south america.