PORT JEFFERSON, N.Y. (CBSNewYork) – Four people were forced to jump into the water off Long Island after their boat burst into flames.

It happened near the Danford’s Hotel & Marina dock in Port Jefferson, reports CBS2’s Mary Calvi.

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It’s not clear how the fire started but the local fire chief says it was probably mechanical.

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The four boaters were pulled from the water by a jet skier.

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They were treated for minor burns and smoke inhalation.