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Accidents · NTSB ANC83LA014 · Preliminary: the investigation is not finished

Cessna 150 accident near Anchorage, Alaska, November 21, 1982

On November 21, 1982 at about 4:37 pm local time, a Cessna 150, registered N7964V, was substantially damaged in an accident near Anchorage, Alaska (Anchorage airport). It was a personal 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

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
November 21, 1982 · about 4:37 pm local time
Place
Anchorage, Alaska · Anchorage
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
N7964V · registry record · serial 18051864
Damage
Substantial damage
Flight
Personal flight · general aviation rules (Part 91)

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

PRIOR TO LANDING, THE PILOT WAS ADVISED THAT THE LAKES WERE CLOSED BY THE AIRPORT MANAGEMENT AND THAT HE WOULD BE LANDING AT HIS OWN RISK. HE ACKNOWLEDGED THE RADIO TRANSMISSION, BUT ELECTED TO LAND HIS SKI EQUIPPED PLANE ON THE FROZEN LAKE. THE LAKE HAD BEEN CLOSED DUE TO ROUGH, RUTTED ICE CONDITIONS WHICH HAD BEEN CONSIDERED UNSUITABLE FOR SKI OR WHEEL OPERATIONS. THE LANDING WAS NORMAL UNTIL ABOUT 300 TO 400 FT PAST THE TOUCHDOWN POINT WHERE THE LEFT SKI/GEAR ENCOUNTERED A DIAGONAL RUT AND FAILED.

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: 543 hours in all; 430 in this make and model; 4 in the last 90 days; 2 in the last 30 days; 513 as pilot in command
  • Medical certificate: Class 3 (valid medical--w/ waivers/lim.)
  • Seat: unk

The aircraft

  • Airframe total time: 5,896 hours
  • Last inspection: inspection type not recorded; 53 hours since
  • Maximum gross weight: 2,870 lb
  • Seats: 6
  • Landing gear: fixed
  • Engine: Continental O-470-R (piston); 0 hours total

The flight

  • Departed from: A Butterfly Lake AK at 12:15 pm
  • Destination: LHD Anchorage AK
  • Flight plan: none
  • Runway 0, 4,540 ft by 150 ft

Weather at the time

  • Light: daylight
  • Wind: from 360° at 8 knots
  • Visibility: 60 statute miles
  • Sky: overcast at 18,000 ft; scat at 6,000 ft
  • Temperature: 72°F (22°C), dew point 0°F (-18°C)
  • Altimeter: 30.00 inHg
  • Observation at 11:54 am from ANC, 7 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.