Cessna T210N accident near Humphreys Peak, Arizona, June 4, 1982
On June 4, 1982 at about 2:25 am local time, a Cessna T210N, registered N4777Y, was destroyed in an accident near Humphreys Peak, Arizona. It was a personal flight under general aviation rules (Part 91). 3 people were killed. 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 4, 1982 · about 2:25 am local time
- Place
- Humphreys Peak, Arizona
- Type
- Accident
- Injuries
- 3 people were killed.
- Weather
- visual conditions (good weather)
- Aircraft
- Cessna T210N · all T210Ns on the register
- Registration
- N4777Y · no longer on the register · serial 21064008
- Damage
- Destroyed
- Flight
- Personal flight · general aviation rules (Part 91)
The NTSB's narrative final · quoted from the NTSB record
TE ACFT IMPACTED HUMPHREYS PEAK AT 10,200 FT MSL. THE LAST WX OBSERVATION AT GRAND CANYON WAS AT 1745. THE REPORTED WWX WAS A CLEAR SKY & 50 MI VISIBILITY.
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: multi-engine land; single-engine land; instrument: airplane
- Flight time: 4,400 hours in all; 1,500 in this make and model
- Medical certificate: Class 2 (valid medical--no waivers/lim.)
- Seat: unk
The aircraft
- Airframe total time: 644 hours
- Last inspection: inspection type not recorded; 322 hours since
- Maximum gross weight: 4,000 lb
- Seats: 6
- Landing gear: retractable
- Engine: Continental TSIO-520R (piston); 0 hours total
- Fire on the ground
The flight
- Departed from: PGA Page AZ at 6:15 pm
- Destination: SDL Scottsdale AZ
- Flight plan: none
- Runway 0
Weather at the time
- Light: dusk
- Wind: from 240° at 6 knots
- Visibility: 50 statute miles
- Sky: not recorded; clear
- Temperature: 160°F (71°C), dew point 0°F (-18°C)
- Observation at 5:45 pm from GCN, 42 miles away
Injuries
| Fatal | Serious | Minor | None | |
|---|---|---|---|---|
| Crew | 1 | |||
| Passengers | 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.