Hughes 269B accident near Warrenton, Oregon, June 19, 1991
On June 19, 1991 at about 4:00 pm local time, a Hughes 269B (helicopter), registered N9380F, was substantially damaged in an accident near Warrenton, Oregon. It was a personal flight under general aviation rules (Part 91). 1 person had minor injuries. The weather was visual conditions (good weather).
The NTSB's probable cause their words, unchanged
THE PILOT FAILED TO MAINTAIN PROPER ROTOR SPEED DURING A SIMULATED AUTOROTATION.
Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.
What the record shows
- Date
- June 19, 1991 · about 4:00 pm local time
- Place
- Warrenton, Oregon · map
- Type
- Accident
- Injuries
- 1 person had minor injuries.
- Weather
- visual conditions (good weather)
- Aircraft
- Hughes 269B · all 269Bs on the register
- Registration
- N9380F · no longer on the register · serial 64-0096
- Damage
- Substantial damage
- Flight
- Personal flight · general aviation rules (Part 91)
The NTSB's narrative final · quoted from the NTSB record
THE PILOT OF THE HUGHES 269B HELICOPTER WAS PRACTICING SOLO AUTOROTATION LANDINGS. DURING THE FOURTH AUTOROTATION THE ROTOR SPEED HAD DROPPED AND THE AIRCRAFT IMPACTED IN THE SAND DURING THE RECOVERY ATTEMPT.
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: commercial pilot
- Ratings: single-engine land; rotorcraft: helicopter
- Flight time: 314 hours in all; 110 in this make and model; 48 in the last 90 days; 44 in the last 30 days; 211 as pilot in command
- Medical certificate: Class 2 (valid medical--w/ waivers/lim.)
- Seat: unk
The aircraft
- Last inspection: inspection type not recorded; 0 hours since
- Maximum gross weight: 1,670 lb
- Seats: 3
- Landing gear: fixed
- Engine: Lycoming HIO-360-A1A (piston); 0 hours total
- Operator: Conquest Helicopter, INC
The flight
- Departed from: Seaside OR at 3:40 pm
- Flight plan: none
- Runway 0
Weather at the time
- Light: daylight
- Visibility: 1 statute miles
- Sky: overcast at 700 ft; not recorded
- Temperature: 50°F (10°C), dew point 0°F (-18°C)
Injuries
| Fatal | Serious | Minor | None | |
|---|---|---|---|---|
| Crew | 1 |
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 N9380F the same tail number, which may have belonged to a different aircraft at the time
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.