'disembarked at' is a correct and usable phrase in written English.
It is used when someone leaves a boat, train, plane, bus, or other form of transportation. For example, "We disembarked at the train station."
Almost everyone disembarked at Seattle, me included.
Writer disembarked at the Marriott Hotel in Newton.
Early in 1946 they disembarked at Southampton into "freezing cold.
Six months later he disembarked at Lahaina, in the Hawaiian Islands.
Young men disembarked at Gaziantep's little airport and drove down the road to join the war.
There was a distinct chill in the air as Bond disembarked at the Gare du Nord.
Next day among the Kyles of Bute we disembarked at the village of Tighnabruaich.
That would have allowed them to mingle undisturbed with the people who disembarked at Corigliano.
At least until we disembarked at the pyramids, where the harassment rose to a frenzy.
Four other trains were stuck elsewhere on the line, before passengers could be disembarked at other stations.
In 1601 a small Spanish force was disembarked at Kinsale, in Ireland, to cooperate with the Irish rebels.
