The Coast Guard responded to reports that the 180-ft. barge Sei 17 sank in Quincy Shipyard in Quincy, Mass., with no one aboard, spilling an unknown amount of diesel fuel into the water .
"Assets from Station Point Allerton arrived on scene shortly after the Coast Guard received notification, and we dispatched a petty officer from Sector Boston to investigate the situation," said Ensign Shelly Wyman, of Sector Boston's incident management branch.
Shipyard personnel deployed fuel-containment boom and contacted Cyn Environmental, a private contracting company, to continue containment and clean-up efforts.
The cause of the incident is under investigation.