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Accidents · NTSB CHI88DEV01 · Preliminary: the investigation is not finished

Cessna 150L accident near Marion, Illinois, December 5, 1987

On December 5, 1987 at about 11:20 pm local time, a Cessna 150L, registered N7533G, was substantially damaged in an accident near Marion, Illinois (Williamson County Region airport). It was a personal flight under general aviation rules (Part 91). 1 person was killed; 1 other was unhurt. 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 12, 2026. Docket and reports at the NTSB.

What the record shows

Date
December 5, 1987 · about 11:20 pm local time · cases in 1987
Place
Marion, Illinois · Williamson County Region · cases near this airport · map
Type
Accident
Injuries
1 person was killed; 1 other was unhurt.
Weather
visual conditions (good weather)
Aircraft
Cessna 150L · all 150Ls on the register
Registration
N7533G · registry record · serial 15074691
Damage
Substantial damage
Flight
Personal flight · general aviation rules (Part 91)

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

PILOT IN COMMAND SUFFERED A FATAL HEART ATTACK. HIS WIFE, A PRIVATE PILOT, ATTEMPTED TO LAND THE AIRCRAFT, LOST CONTROL ON LANDING ROLL AND STRUCK A RUNWAY LIGHT.

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
  • Flight time: 197 hours in all; 197 in this make and model; 8 in the last 30 days; 171 as pilot in command
  • Medical certificate: Class 3 (valid medical--w/ waivers/lim.)
  • Seat: left

The aircraft

  • Airframe total time: 3,937 hours
  • Last inspection: annual inspection, September 25, 1987; 17 hours since
  • Maximum gross weight: 1,600 lb
  • Seats: 2
  • Landing gear: fixed
  • Engine: Continental O-200-A (piston); 0 hours total

The flight

  • Departed from: K07 Rolla MO
  • Flight plan: none
  • Runway 20, 6,502 ft by 150 ft

Weather at the time

  • Light: daylight
  • Visibility: 7 statute miles
  • Sky: overcast at 20,000 ft
  • Temperature: 39°F (4°C), dew point 0°F (-18°C)
  • Altimeter: 30.00 inHg
  • Observation at 11:45 pm from MWA

Injuries

FatalSeriousMinorNone
Crew1
Passengers1

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.

Connections how this case links to the rest of the register

Aircraft
Place

The whole map of how records connect · these connections as data: /graph/accident/CHI88DEV01.json.

The bigger picture in Aviation Analytics: accidents over time since 1982, by model, by phase of flight and conditions, by place and on the map.

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 does not name anyone involved, its policy at this time. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.