Cessna 150M accident near Nashua, New Hampshire, August 2, 1986
On August 2, 1986 at about 9:28 pm local time, a Cessna 150M, registered N66672, was destroyed in an accident near Nashua, New Hampshire (Boire Field). It was an instructional flight under general aviation rules (Part 91). 2 people were 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
- August 2, 1986 · about 9:28 pm local time
- Place
- Nashua, New Hampshire · Boire Field
- Type
- Accident
- Injuries
- 2 people were seriously injured.
- Weather
- visual conditions (good weather)
- Aircraft
- Cessna 150M · all 150Ms on the register
- Registration
- N66672 · no longer on the register · serial 15076198
- Damage
- Destroyed
- Flight
- Instructional flight · general aviation rules (Part 91)
The NTSB's narrative final · quoted from the NTSB record
THE CFI HAD ALLOWED THE STUDENT TO MAKE THE TAKEOFF, WITNESS OBSERVED THE C150 FLYING ABOVE THE RWY AT APPROX 75 TO 100 FT WITH 20 DEGREE FLAPS. OTHER WITNESSES STATED THAT THE NOSE WAS OBSERVED TO PITCH UP THEN THE LEFT WING DROPPED AND THE ACFT WENT FROM SIGHT BEHIND A ROW OF HANGARS IMPACTING LEFT WING DOWN. BOTH OCCUPANTS REC'D SERIOUS INJURIES. CESSNA AIRCRAFT HAS NOT APPROVED THIS AIRCRAFT FOR TAKEOFF WITH THIS FLAP SETTING.
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: flight instructor, commercial pilot
- Ratings: single-engine land; single-engine sea; instructor: airplane single-engine; instrument: airplane
- Flight time: 3,000 hours in all; 350 in this make and model; 40 in the last 90 days; 20 in the last 30 days; 850 as pilot in command; 250 on instruments
- Medical certificate: Class 2 (valid medical--w/ waivers/lim.)
- Seat: unk
The aircraft
- Last inspection: 100-hour inspection, May 12, 1986; 83 hours since
- Maximum gross weight: 1,600 lb
- Seats: 2
- Landing gear: fixed
- Engine: Continental O-200A (piston); 0 hours total
The flight
- Departed from: ASH Nashua NH at 9:00 pm
- Flight plan: none
- Runway 14, 5,500 ft by 100 ft
- A second pilot was aboard
Weather at the time
- Light: daylight
- Wind: from 150° at 4 knots
- Visibility: 5 statute miles
- Sky: overcast at 4,000 ft; clear
- Temperature: 79°F (26°C), dew point 66°F (19°C)
- Altimeter: 29.00 inHg
Injuries
| Fatal | Serious | Minor | None | |
|---|---|---|---|---|
| Crew | 2 |
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.