What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
Airmen stated that he was flying in the vicinity of Indiantown airport (X58) at cruise when the engine started to sputter. He switched the fuel selector valve from the left tank to the right tank. The low fuel light came on and shortly after the engine stopped. He landed the aircraft in a field below him east of Indiantown and southwest of stuart (ksua). The momentum on the ground after landing eventually led him and the aircraft to fall in to a canal that ran perpendicular to his landing ground track. The airman egressed the aircraft with assistance from a bystander who swam to assist him out of the aircraft. The aircraft was examined by an inspector and an A&P on scene and both fuel tanks did not contain fuel. The likely cause of the incident was fuel exhaustion.
As the FAA filed it
AIRMEN STATED THAT HE WAS FLYING IN THE VICINITY OF INDIANTOWN AIRPORT (X58) AT CRUISE WHEN THE ENGINE STARTED TO SPUTTER. HE SWITCHED THE FUEL SELECTOR VALVE FROM THE LEFT TANK TO THE RIGHT TANK. THE LOW FUEL LIGHT CAME ON AND SHORTLY AFTER THE ENGINE STOPPED. HE LANDED THE AIRCRAFT IN A FIELD BELOW HIM EAST OF INDIANTOWN AND SOUTHWEST OF STUART (KSUA). THE MOMENTUM ON THE GROUND AFTER LANDING EVENTUALLY LED HIM AND THE AIRCRAFT TO FALL IN TO A CANAL THAT RAN PERPENDICULAR TO HIS LANDING GROUND TRACK. THE AIRMAN EGRESSED THE AIRCRAFT WITH ASSISTANCE FROM A BYSTANDER WHO SWAM TO ASSIST HIM OUT OF THE AIRCRAFT. THE AIRCRAFT WAS EXAMINED BY AN INSPECTOR AND AN A&P ON SCENE AND BOTH FUEL TANKS DID NOT CONTAIN FUEL. THE LIKELY CAUSE OF THE INCIDENT WAS FUEL EXHAUSTION.