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Accidents · NTSB FTW91LA079 · Final report

Cessna 150 accident near Raymondsville, Texas, May 11, 1991

On May 11, 1991 at about 8:55 pm local time, a Cessna 150, registered N5759G, was destroyed in an accident near Raymondsville, Texas. It was an instructional flight under general aviation rules (Part 91). No one was hurt; 1 person was on board or involved. The weather was visual conditions (good weather).

The NTSB's probable cause their words, unchanged

OIL EXHAUSTION FOR UNDETERMINED REASON. A FACTOR WAS THE SOFT TERRAIN.

Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.

What the record shows

Date
May 11, 1991 · about 8:55 pm local time
Place
Raymondsville, Texas
Type
Accident
Injuries
No one was hurt; 1 person was on board or involved.
Weather
visual conditions (good weather)
Aircraft
Cessna 150 · all 150s on the register
Registration
N5759G · no longer on the register · serial 15071269
Damage
Destroyed
Flight
Instructional flight · general aviation rules (Part 91)

The NTSB's narrative final · quoted from the NTSB record

DURING A DAY CROSS COUNTRY FLIGHT, THE STUDENT PILOT EXPEREINCED A LOSS OF ENGINE OIL PRESSURE, FOLLOWED BY A COMPLETE LOSS OF ENGINE POWER. THE STUDENT PILOT EXECUTED A FORCED LANDING TO A LARGE OPEN AREA. DURING THE LANDING ROLL THE NOSE GEAR SANK INTO SAND AND THE AIRPLANE NOSED OVER. EXAMINATION SHOWED THE ENGINE HAD NO OIL. THERE WAS NO OIL SPILLAGE ON THE GROUND AND NONE ON THE ENGINE COWLING.

The complete narrative as the NTSB published it. The NTSB's docket holds the report as a PDF and any photographs, statements and other documents from the investigation.

The factual record from the NTSB's investigation tables, in plain English

Pilot

  • Certificate: student
  • Flight time: 80 hours in all; 11 in this make and model; 12 in the last 90 days; 12 in the last 30 days
  • Medical certificate: Class 3 (valid medical--no waivers/lim.)
  • Seat: unk

The aircraft

  • Last inspection: inspection type not recorded; 0 hours since
  • Maximum gross weight: 1,650 lb
  • Seats: 2
  • Landing gear: fixed
  • Engine: Continental O-200 (piston); 0 hours total
  • Operator: B/S Aviation, INC.

The flight

  • Departed from: LRD Laredo TX
  • Destination: HRL Harlingen TX
  • Flight plan: VFR
  • Runway 0

Weather at the time

  • Light: daylight
  • Wind: from 120° at 13 knots
  • Visibility: 15 statute miles
  • Sky: scat at 3,000 ft
  • Temperature: 0°F (-18°C), dew point 0°F (-18°C)

Injuries

FatalSeriousMinorNone
Crew1

Documents from the investigation the NTSB's docket: the evidence folder behind the report

The docket, the folder of records gathered during an investigation (maintenance records, photographs, witness statements, examinations), has not been read from the NTSB for this case yet; the list appears here once it has. Open the docket at the NTSB.

Everything on this page comes from the NTSB's public records. The narrative, probable cause and findings are the NTSB's own words; the coded tables behind the report are written out in plain English, with pilots' ages, home towns and medical details left out. The documents and photographs are the NTSB's docket, shown as the NTSB released them. This site's own text never names anyone involved. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.