Four people injured, 2 critically, after airplane crash in Winnebago County

UPDATE: 07/28/17

Four people were hospitalized, two in critical condition, following the crash of a seaplane on Lake Winnebago Thursday.  According to the Winnebago County Sheriff’s office, the seaplane, a Lake LA-250, crashed around 7:45 PM as it was attempting to take off from the seaplane base on Lake Winnebago.

Winnebago County Sheriff’s Lieutenant David Roth said three people in the plane and one rescue diver were injured in the crash and response. Two of the planes occupants are in critical condition in an Oshkosh hospital, the third suffered non-life threatening injuries. All three are from Minnesota and according to Lt. Roth, they were returning to Minnesota after attending the EAA AirVenture in Oshkosh. The injured rescue diver received burns from the aviation fuel spilled in the water.

Crews from the Oshkosh Fire Department and U.S. Coast Guard assisted in rescuing the pilot and two passengers.

The plane sank after the crashing, and according to Lt. Roth, crews will attempt to recover the plane sometime Friday.

Lt. Roth said the Federal Aviation Administration and National Transportation Safety Board will be investigating the cause of the crash.

ORIGINAL: 07/27/17

Three people were injured when a plane crashed Thursday evening in Winnebago County.

It happened at the EAA Seaplane Base shortly after 8 p.m.

Two were critically injured and trapped inside of the plane after it crashed into the water.

A third person suffered minor injuries and was able to evacuate the plane before emergency crews arrived on scene.

Fire Departments, the Coast Guard, and the Winnebago County Sheriff's Office all responded to the scene. 

A diver who assisted in the rescue was also hurt. 

This is a developing story.

Stay with CBS 58 News for more information as it becomes available.