(KTTS News) — A boat explosion at Lake of the Ozarks leaves 16 people hurt.

The Highway Patrol says it happened at the Millstone Marina.

Troopers say gas fumes built up in the engine area and a spark set off the explosion.

15 people on the boat and one person on the dock were hurt.

The injuries were minor to moderate.

Troopers are investigating a boat explosion at the Millstone Marina at Lake of the Ozarks. Gas fumes built up in the engine area and a spark set off the explosion.

A total of 16 people have been injured (15 on the boat and 1 on the dock). They range from minor to moderate. pic.twitter.com/U4aMbjTzne

— MSHP Troop F (@MSHPTrooperF) August 11, 2023