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Accidents · NTSB ANC91LA135 · Final report

Maule M-7-235 accident near Mystic Pass, Alaska, August 25, 1991

On August 25, 1991, a Maule M-7-235, registered N5657A, was substantially damaged in an accident near Mystic Pass, Alaska. It was a business flight under general aviation rules (Part 91). No one was hurt; 3 people were on board or involved. The weather was visual conditions (good weather).

The NTSB's probable cause their words, unchanged

THE PILOT LOST CONTROL OF THE AIRPLANE. CONTRIBUTING TO THE ACCIDENT WAS UNFAVORABLE WIND AND TURBULENCE.

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

What the record shows

Date
August 25, 1991
Place
Mystic Pass, Alaska · map
Type
Accident
Injuries
No one was hurt; 3 people were on board or involved.
Weather
visual conditions (good weather)
Aircraft
Maule M-7-235 · all M-7-235s on the register
Registration
N5657A · registry record · serial 4013C
Damage
Substantial damage
Flight
Business flight · general aviation rules (Part 91)

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

THE PILOT STATED THAT JUST AFTER THE AIRPLANE LIFTED OFF THE GROUND, THE 30 KNOT HEADWIND CHANGED TO A CROSSWIND. THE AIRPLANE WAS BLOWN OFF THE SIDE OF THE STRIP AND CRASHED INTO THE BUSHES.

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: private
  • Ratings: single-engine land; single-engine sea
  • Flight time: 4,600 hours in all; 1,200 in this make and model; 163 in the last 90 days; 63 in the last 30 days; 4,540 as pilot in command
  • Medical certificate: Class 3 (expired)
  • Seat: unk

The aircraft

  • Airframe total time: 1,505 hours
  • Last inspection: annual inspection, May 9, 1991; 176 hours since
  • Maximum gross weight: 2,500 lb
  • Seats: 4
  • Landing gear: fixed
  • Engine: Lycoming IO-540-W1A5D (piston); 0 hours total

The flight

  • Runway 0

Weather at the time

  • Light: daylight
  • Wind: from 180° at 20 knots, gusting 35
  • Visibility: 25 statute miles
  • Sky: broken clouds; not recorded at 4,000 ft
  • Temperature: 0°F (-18°C), dew point 0°F (-18°C)

Injuries

FatalSeriousMinorNone
Crew1
Passengers2

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.

Other NTSB records under N5657A the same tail number, which may have belonged to a different aircraft at the time

2003-09-19ANC03LA119 · accident near Mcgrath, AK · substantial damage · no injuries
1999-11-15ANC00LA013 · accident near Palmer, AK · substantial damage · no injuries

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.