Three people sustained minor injuries when a boat exploded and caught fire off City Island in the Bronx on Saturday afternoon. The incident occurred around 1:40 p.m. in the Long Island Sound, according to the Fire Department of New York.

Emergency services responded to the scene, with 21 units and 79 firefighters tackling the blaze. The 30-foot vessel was docked at City Island at the time of the explosion. The cause of the explosion is currently unknown.

Dramatic video captured the boat engulfed in flames, sending a thick plume of black smoke into the sky. The three injured individuals were transported to area hospitals. The incident is under investigation.