A skydiving aircraft carrying 15 people crashed at Cross Keys Airport in Williamstown, New Jersey, on Wednesday, officials said, sending 14 people to local hospitals and leaving three in critical condition.

The plane, a Cessna 208B, went off the end of a runway as it was taking off from a small airport in Gloucester County, according to the F.A.A. Victims were being treated at the scene, officials said.

Fifteen people were taken to the hospital after a skydiving aircraft radioed it was having engine trouble after takeoff and crashed on landing near an airport in southern New Jersey on Wednesday, according to authorities.