sentences:  "Castine" was decommissioned at New Orleans, Louisiana, on 28 August 1919 and sold on 5 August 1921 for $12,500.00; she was resold for $40,000.00 in 1923.On 12 December 1924, she was under tow to Texas, where she was to be scrapped, when an explosion aboard her caused her to sink in 20 minutes.The wreck of "Castine" was identified by Thales Geosolutions in 2001 as a modern ship in 105 feet (32 meters) of sea water.