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Accidents · NTSB NYC91LA093 · Final report

Cessna 150L accident near Chambersburg, Pennsylvania, March 24, 1991

On March 24, 1991 at about 4:15 pm local time, a Cessna 150L, registered N19102, was substantially damaged in an accident near Chambersburg, Pennsylvania (Chambersburg airport). 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

CARBURETOR ICE AND THE PILOT'S IMPROPER USE OF CARBURETOR HEAT. A FACTOR RELATED TO THE ACCIDENT WAS: CARBURETOR ICING (WEATHER CONDITIONS).

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

What the record shows

Date
March 24, 1991 · about 4:15 pm local time
Place
Chambersburg, Pennsylvania · Chambersburg · map
Type
Accident
Injuries
No one was hurt; 1 person was on board or involved.
Weather
visual conditions (good weather)
Aircraft
Cessna 150L · all 150Ls on the register
Registration
N19102 · no longer on the register · serial 150 74171
Damage
Substantial damage
Flight
Instructional flight · general aviation rules (Part 91)

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

THE PILOT WAS TURNING BASE TO FINAL WHEN THE ENGINE LOST POWER. THE CARBURETOR HEAT WAS FOUND IN THE OFF POSITION AT THE ACCIDENT SITE. THE CARBURETOR ICING PROBABILITY CHART SHOWED THE WEATHER CONDITIONS AT THE TIME OF THE ACCIDENT WERE CONDUCTIVE FOR SERIOUS ICING DURING GLIDE POWER.

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: 29 hours in all; 29 in this make and model
  • Medical certificate: Class 3 (valid medical--no waivers/lim.)
  • Seat: unk

The aircraft

  • Last inspection: inspection type not recorded, January 2, 2000
  • Maximum gross weight: 1,600 lb
  • Seats: 2
  • Landing gear: fixed
  • Engine: Continental O-200-A (piston); 0 hours total

The flight

  • Flight plan: none
  • Runway 24, 3,304 ft by 75 ft

Weather at the time

  • Light: daylight
  • Wind: from 240° at 9 knots
  • Visibility: 6 statute miles
  • Sky: clear
  • 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.