The US Coast Guard (USCG) claims the crew of the 428,000-cbf Murcia Carrier (built 1996) dumped between 15 and 20 metal drums of hydraulic oil into the ocean during voyages completed earlier this year.

The accusation follows a recent investigation in which port inspectors from Delaware City, Delaware found what a report describes as “evidence” that the discharges were international.

In the same report officials noted that the port state control officer who detained the ship after uncovering the infraction questioned the authenticity of the vessel’s garbage record book as well since the dumping wasn’t documented.

While