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The USCGC ALDER (WTGB-102) is a 225' multi-mission buoy tender located in Duluth, Minnesota. ALDER's primary missions are aids to navigation (AtoN), ice breaking, law enforcement (LE), and search and rescue (SAR). The ship also performs missions such as search and rescue, marine environmental protection, law enforcement and port security and safety.  ALDER operates throughout all of the Great Lakes.

Additional Unit Information



1201 Minnesota Avenue

Duluth Minnesota, 55802

(218) 529-3131



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Last Modified 2/9/2015