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Accidents · NTSB SEA84LA152 · Preliminary: the investigation is not finished

Cessna T188C accident near Pasco, Washington, June 28, 1984

On June 28, 1984 at about 7:00 pm local time, a Cessna T188C, registered N1964J, was substantially damaged in an accident near Pasco, Washington. It was an aerial application (crop spraying) flight under agricultural flying rules (Part 137). No one was hurt; 1 person was on board or involved. 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 28, 1984 · about 7:00 pm local time
Place
Pasco, Washington · map
Type
Accident
Injuries
No one was hurt; 1 person was on board or involved.
Weather
visual conditions (good weather)
Aircraft
Cessna T188C · all T188Cs on the register
Registration
N1964J · no longer on the register · serial T18803307T
Damage
Substantial damage
Flight
Aerial application (crop spraying) flight · agricultural flying rules (Part 137)

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

WHILE TAXIING TO TAKEOFF, THE RIGHT MAIN GEAR GOT INTO SOFT TERRAIN OFF THE RIGHT EDGE TO THE RWY. THIS PULLED THE ACFT TO THE RIGHT & THE RIGHT WING STRUCK AN EMBANKMENT. THE RIGHT MAIN GEAR COLLAPSED & THE RIGHT WING WAS BUCKLED.

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: flight instructor, commercial pilot
  • Ratings: multi-engine land; single-engine land; instructor: airplane single-engine; instrument: airplane
  • Flight time: 3,053 hours in all; 120 in this make and model; 120 in the last 90 days; 3,053 as pilot in command
  • Medical certificate: Class 2 (valid medical--w/ waivers/lim.)
  • Seat: ctr

The aircraft

  • Airframe total time: 2,425 hours
  • Last inspection: annual inspection, February 15, 1984
  • Maximum gross weight: 4,400 lb
  • Seats: 1
  • Landing gear: fixed
  • Engine: Continental TSIO-520-T (piston); 0 hours total

The flight

  • Flight plan: none
  • Runway 0

Weather at the time

  • Light: dawn
  • Visibility: 30 statute miles
  • Sky: clear
  • Temperature: 75°F (24°C), dew point 0°F (-18°C)
  • Altimeter: 30.00 inHg

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.

Other NTSB records under N1964J the same tail number, which may have belonged to a different aircraft at the time

2002-01-20NYC02LA050 · accident near Manassas, VA · substantial damage · no injuries
1985-07-27SEA85LA183 · accident near Pasco, WA · substantial damage · no injuries

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.