The extent of the damage, if any, to the coral reef in Hagatna Bay by a barge that ran aground was not known. The barge, the Tamara 5, associated with the U.S.-flagged tug boat June T was working on sewage system repair at the Hagatna Wastewater Treatment Plant when it ran aground. According to U.S. Coast Guard Lt. Marcus Hirschberg, the primary concern of all the agencies involved is the safety of salvage personnel and minimizing the impact on the environment. There were no injuries among those on board the vessel; however, four individuals went into the water around the barge. Those individuals safely made it back to the grounded vessel. The owner of the vessel is working closely with agencies including the U.S.