In 2013 the Sapelo seized a shipment of 1.3 tons of cocaine, estimated to be worth $34 million United States dollars.
In June 2015, the Homer News reported that a sister ship of Sapelo, Roanoke Island, stationed in Homer, Alaska, was being retired.They reported that, since the Sapelo had been replaced by a new Sentinel class cutter, she would be brought to Homer to replace Roanoke Island. The previous crew of Roanoke Island would then cross-deck to Sapelo in a crew swap.
The Island-class patrol boats were constructed in Bollinger Shipyards, Lockport, Louisiana. Sapelo has an overall length of 110feet. It had a beam of 21feet and a draft of 7feet at the time of construction. The patrol boat has a displacement of 154t at full load and 137t at half load. It is powered two Paxman Valenta 16 CM diesel engines or two Caterpillar 3516 diesel engines. It has two 99kW 3304T diesel generators made by Caterpillar; these can serve as motor–generators. Its hull is constructed from highly strong steel, and the superstructure and major deck are constructed from aluminium.[1] [2]
The Island-class patrol boats have maximum sustained speeds of 29.5kn. It is fitted with one machine gun and two M60 light machine guns; it may also be fitted with two Browning .50 Caliber Machine Guns. It is fitted with satellite navigation systems, collision avoidance systems, surface radar, and a Loran C system. It has a range of 3330miles and an endurance of five days. Its complement is sixteen (two officers and fourteen crew members). Island-class patrol boats are based on Vosper Thornycroft patrol boats and have similar dimensions.[1] [2]