What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-23) At approximately 1147 hours local time the pilot privacy data omitted and one passenger attempted to depart lake john, near Lakewood, WI. In N914JS, an experimental/amateur built, airventura ii. Witnesses stated the amphibian aircraft circled the lake twice before attempting to depart to the southwest. The aircraft became airborne and then climbed steeply to clear trees, leveling off briefly before the left wing dropped and the aircraft fell nose first into the ground. First responders report the aircraft engine continued to operate at full throttle for ten to fifteen minutes after the crash as no one knew how to shut it down. The pilot survived the crash but died of his injuries later that night. The passenger sustained serious injury but is expected to survive.
As the FAA filed it
(-23) AT APPROXIMATELY 1147 HOURS LOCAL TIME THE PILOT ^PRIVACY DATA OMITTED^ AND ONE PASSENGER ATTEMPTED TO DEPART LAKE JOHN, NEAR LAKEWOOD, WI. IN N914JS, AN EXPERIMENTAL/AMATEUR BUILT, AIRVENTURA II. WITNESSES STATED THE AMPHIBIAN AIRCRAFT CIRCLED THE LAKE TWICE BEFORE ATTEMPTING TO DEPART TO THE SOUTHWEST. THE AIRCRAFT BECAME AIRBORNE AND THEN CLIMBED STEEPLY TO CLEAR TREES, LEVELING OFF BRIEFLY BEFORE THE LEFT WING DROPPED AND THE AIRCRAFT FELL NOSE FIRST INTO THE GROUND. FIRST RESPONDERS REPORT THE AIRCRAFT ENGINE CONTINUED TO OPERATE AT FULL THROTTLE FOR TEN TO FIFTEEN MINUTES AFTER THE CRASH AS NO ONE KNEW HOW TO SHUT IT DOWN. THE PILOT SURVIVED THE CRASH BUT DIED OF HIS INJURIES LATER THAT NIGHT. THE PASSENGER SUSTAINED SERIOUS INJURY BUT IS EXPECTED TO SURVIVE.
NTSB investigation
The NTSB’s investigation of this event, with its probable cause and findings. Matched to this report by N-number and date.