At least 11 people were injured Saturday night when gunfire erupted during a Memorial Day weekend gathering on a docked charter boat in Little River, South Carolina, police said.

       Horry County Police said in an online statement Monday morning that 10 of the people hurt in the shooting were hospitalized with gunshot wounds, including one who was in critical but stable condition. An eleventh victim suffered a non-gunfire-related injury, police said.

       A motive for the shooting remains under investigation, and detectives are working to identify those responsible for the shooting.

       "Thus far, the investigation indicates that the shooting was an isolated event that resulted from an altercation during a private Memorial Day weekend gathering on a charter boat," police said in the statement.

       The incident unfolded around 10 p.m. Sunday in Little River, a town about 24 miles north of Myrtle Beach.

       Numerous police officers and firefighters responded to the scene of the shooting near Watson Avenue near the Intracoastal Waterway and began treating injured victims. Police said some of the victims arrived at hospitals in private vehicles.

       "As the shooting is believed to be an isolated incident, there is currently no associated risk to the community," according to the police statement.

       This is a developing story. Please check back for updates.