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Accidents · NTSB DEN86FA165 · Preliminary: the investigation is not finished

Beech A36 accident near Mosquero, New Mexico, June 18, 1986

On June 18, 1986 at about 11:58 pm local time, a Beech A36, registered N333RS, was destroyed in an accident near Mosquero, New Mexico. It was a business flight under general aviation rules (Part 91). 1 person was 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 18, 1986 · about 11:58 pm local time
Place
Mosquero, New Mexico · map
Type
Accident
Injuries
1 person was killed.
Weather
visual conditions (good weather)
Aircraft
Beech A36 · all A36s on the register
Registration
N333RS · no longer on the register · serial E-849
Damage
Destroyed
Flight
Business flight · general aviation rules (Part 91)

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

THE ACFT WAS OBSERVED FLYING AT LOW ALTITUDE WHEN IT PITCHED UP AT A STEEP ANGLE, CLIMBED ABOUT 400 FT, ROLLED OFF ON LEFT WING, DESCENDED INTO THE GROUND, EXPLODED AND BURNED. POST ACCIDENT EXAM REVEALED THE LANDING GEAR WAS RETRACTED BUT THE FLAPS WERE EXTENDED 12 DEGREES. NO EVIDENCE OF AIRFRAME, ENGINE, PROP, FLIGHT CONTROL, OR SYSTEM FAILURE WAS FOUND.

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: multi-engine land; single-engine land; instrument: airplane; rotorcraft: helicopter
  • Flight time: 6,086 hours in all; 1,712 in this make and model; 32 in the last 90 days; 4 in the last 30 days
  • Medical certificate: Class 2 (valid medical--w/ waivers/lim.)
  • Seat: left

The aircraft

  • Airframe total time: 1,832 hours
  • Last inspection: annual inspection, July 31, 1985
  • Maximum gross weight: 3,600 lb
  • Seats: 4
  • Landing gear: retractable
  • Engine: Continental IO-520-BA(12) (piston); 0 hours total
  • Fire on the ground

The flight

  • Departed from: Yates NM at 11:30 pm
  • Destination: Albert NM
  • Flight plan: none
  • Runway 0

Weather at the time

  • Light: daylight
  • Wind: from 130° at 18 knots
  • Visibility: 30 statute miles
  • Sky: broken clouds at 20,000 ft; scat at 5,000 ft
  • Temperature: 81°F (27°C), dew point 59°F (15°C)
  • Altimeter: 30.00 inHg
  • Observation at 11:55 pm from TCC, 38 miles away

Injuries

FatalSeriousMinorNone
Crew1

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.