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Accidents · NTSB LAX90LA078 · Final report

Cessna 172 accident near Inyokern, California, January 27, 1990

On January 27, 1990 at about 8:10 pm local time, a Cessna 172, registered N12528, was substantially damaged in an accident near Inyokern, California (Inyokern airport). It was a flight of an unrecorded kind under general aviation rules (Part 91). No one was hurt; 2 people were on board or involved. The weather was visual conditions (good weather).

The NTSB's probable cause their words, unchanged

IMPROPER IN-FLIGHT PLANNING/DECISION BY THE PILOT-IN-COMMAND (PIC), AND HIS FAILURE TO MAINTAIN ADEQUATE AIRSPEED WHILE MANEUVERING, WHICH RESULTED IN AN INADVERTENT STALL/MUSH.

Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.

What the record shows

Date
January 27, 1990 · about 8:10 pm local time
Place
Inyokern, California · Inyokern · map
Type
Accident
Injuries
No one was hurt; 2 people were on board or involved.
Weather
visual conditions (good weather)
Aircraft
Cessna 172 · all 172s on the register
Registration
N12528 · no longer on the register · serial 17262043
Damage
Substantial damage
Flight
Flight of an unrecorded kind · general aviation rules (Part 91)

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

THE FLT WAS ENGAGED IN A BALLOON POPPING CONTEST. AN APCH WAS MADE TO THE CONTEST AREA AT ABOUT 200' AGL, WITH SLOW AIRSPEED & THE FLAPS EXTENDED. THE PLT-IN-COMMAND (PIC) SAW A BALLOON TO HIS LEFT & MANEUVERED TO CHASE THE BALLOON. WHILE MANEUVERING, THE ACFT BEGAN TO SETTLE & THE PIC WAS UNABLE TO ARREST THE DESCENT BEFORE GROUND CONTACT.

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: single-engine land
  • Flight time: 142 hours in all; 76 in this make and model; 6 in the last 90 days; 1 in the last 30 days; 107 as pilot in command
  • Medical certificate: Class 3 (valid medical--no waivers/lim.)
  • Seat: left

The aircraft

  • Airframe total time: 1,110 hours
  • Last inspection: 100-hour inspection, December 15, 1989; 70 hours since
  • Maximum gross weight: 2,558 lb
  • Seats: 4
  • Landing gear: fixed
  • Engine: Lycoming O-320-E2D (piston); 0 hours total

The flight

  • Departed from: IYK at 7:45 pm
  • Destination: IYK
  • Flight plan: none
  • Runway 33, 7,344 ft by 75 ft

Weather at the time

  • Light: daylight
  • Wind: from 350° at 5 knots, gusting 10
  • Visibility: 50 statute miles
  • Sky: clear
  • Temperature: 55°F (13°C), dew point 18°F (-8°C)
  • Altimeter: 30.00 inHg

Injuries

FatalSeriousMinorNone
Crew2

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.