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Accidents · NTSB SEA87FA112 · Preliminary: the investigation is not finished

Cessna 150L accident near The Dalles, Oregon, June 9, 1987

On June 9, 1987 at about 9:56 pm local time, a Cessna 150L, registered N6528G, was substantially damaged in an accident near The Dalles, Oregon (The Dalles Municipal airport). It was an instructional flight under general aviation rules (Part 91). 1 person was seriously injured. The weather was visual conditions (good weather).

The NTSB's probable cause their words, unchanged

The NTSB has not yet published a probable cause for this accident. Investigations usually take one to two years; this page updates when the final report is released.

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

What the record shows

Date
June 9, 1987 · about 9:56 pm local time
Place
The Dalles, Oregon · The Dalles Municipal · map
Type
Accident
Injuries
1 person was seriously injured.
Weather
visual conditions (good weather)
Aircraft
Cessna 150L · all 150Ls on the register
Registration
N6528G · no longer on the register · serial 15072028
Damage
Substantial damage
Flight
Instructional flight · general aviation rules (Part 91)

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

THE STUDENT PLT'S INSTRUCTOR BECAME SERIOUSLY ILL AFTER THE FIRST LEG OF A DUAL, CROSS COUNTRY FLIGHT. ANOTHER INSTRUCTOR/PILOT EXAMINER SIGNED OFF ON THE STUDENT PILOT'S LOGBOOK TO RETURN SOLO TO THE DEPARTURE AIRPORT. THE INSTRUCTOR/PILOT EXAMINER FAILED TO ASSURE THAT THE STUDENT WAS QUALIFIED FOR THIS, HER FIRST SOLO CROSS COUNTRY, THAT A FLIGHT PLAN HAD BEEN FILED, OR THAT ADEQUATE WEATHER CONDITIONS EXISTED FOR THIS FLIGHT. THE STUDENT PILOT STATED SHE WAS NERVOUS AND SHE HAD NOT RECEIVED TRAINING ON VOR/RADIO OPERATION. AT THE DESTINATION AIRPORT, GUSTING CROSSWINDS WERE PRESENT. ON SHORT FINAL THE AIRCRAFT STALLED STRIKING THE GROUND NOSE FIRST.

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
  • Ratings: single-engine land
  • Flight time: 18 hours in all; 18 in this make and model; 18 in the last 90 days; 10 in the last 30 days; 6 as pilot in command
  • Medical certificate: Class 3 (valid medical--w/ waivers/lim.)
  • Seat: left

The aircraft

  • Airframe total time: 5,707 hours
  • Last inspection: 100-hour inspection, August 4, 1986; 280 hours since
  • Maximum gross weight: 1,600 lb
  • Seats: 2
  • Landing gear: fixed
  • Engine: Continental O-200A (piston); 0 hours total
  • Operator: Mid-Columbia Flying Club

The flight

  • Departed from: S33 Madras OR at 9:45 pm
  • Flight plan: none
  • Runway 25, 4,649 ft by 150 ft

Weather at the time

  • Light: daylight
  • Wind: from 290° at 15 knots, gusting 25
  • Visibility: 30 statute miles
  • Sky: clear
  • Temperature: 79°F (26°C), dew point 43°F (6°C)
  • Altimeter: 29.00 inHg
  • Observation at 10:03 pm from DLS, 1 miles away

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.