Cessna 150H accident near Waipahu, Hawaii, June 13, 1985
On June 13, 1985 at about 9:45 pm local time, a Cessna 150H, registered N6573S, was substantially damaged in an accident near Waipahu, Hawaii. 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
- June 13, 1985 · about 9:45 pm local time
- Place
- Waipahu, Hawaii · map
- Type
- Accident
- Injuries
- 2 people were seriously injured.
- Weather
- visual conditions (good weather)
- Aircraft
- Cessna 150H · all 150Hs on the register
- Registration
- N6573S · no longer on the register · serial 15067373
- Damage
- Substantial damage
- Flight
- Instructional flight · general aviation rules (Part 91)
The NTSB's narrative final · quoted from the NTSB record
APRX 1/2 HR INTO THIS DUAL INSTRUCTIONAL FLT THE ACFT STRUCK UNMARKED HIGH VOLTAGE PWR CABLES, ENTERED AN UNCONTROLLED DESCENT AND STRUCK THE GROUND. ONE OF THE PURPOSES OF THE FLT WAS TO PRACTICE EMERGENCY APCH PROCEDURES. BOTH THE INSTRUCTOR AND THE STUDENT PLT WERE SERIOUSLY INJURED AND DO NOT REMEMBER THE EVENTS IMMEDIATELY BEFORE, DURING OR IMMEDIATELY AFTER THE ACCIDENT. THE ENG OPERATED AT 2400 RPM ON A TEST STAND WITH LITTLE VIBRATION AFTER THE ACCIDENT.
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: airline transport pilot, flight instructor
- Ratings: multi-engine land; single-engine land; instructor: airplane multi-engine; instructor: airplane single-engine; instructor: instrument airplane; instrument: airplane
- Flight time: 11,713 hours in all; 1,400 in this make and model; 86 in the last 90 days
- Medical certificate: Class 2 (valid medical--no waivers/lim.)
- Seat: rgt
The aircraft
- Airframe total time: 9,383 hours
- Last inspection: annual inspection, June 6, 1985; 5 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: NAX Barbers Point HI at 9:16 pm
- Flight plan: VFR
- Runway 0
- A second pilot was aboard
Weather at the time
- Light: daylight
- Wind: from 060° at 10 knots, gusting 23
- Visibility: 15 statute miles
- Sky: scat at 4,500 ft
- Temperature: 88°F (31°C), dew point 61°F (16°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.