Honolulu fire crews are responding to a boat fire of Hawaii Kai, with reports of people jumping off the boat into the water.
At least one of the jumpers had been picked up by a good Samaritan boater, according to emergency dispatch reports.
The Fire Department was preparing to put two rescue jumpers in the water.
Fifteen people had been aboard the vessel, which remains anchored.
A helicopter landing zone was being set up at the Hawaii Kai boat launch ramp parking lot.