Premium research interface

The modern interface for aviation safety intelligence.

Search investigations, review source evidence, monitor watched reports, and trace long-term patterns from one calm, data-first workspace.

63k+
Reports indexed
1940-2026
Coverage
Recent
Last data refresh
Featured Report

Loading…

Loading featured report…

Loading…
Open Report

Safety trends by operating rule

Track fatal and non-fatal accident patterns across Part 91, Part 135, and Part 121 operations.

Loading trend charts…

Browse the aviation graph

Move quickly by aircraft, airport, operator, and time with indexes built for research, not wandering.

Last Data Update

By Decade

By Month

Aircraft Manufacturer

More manufacturers

Airports

More airports

Operators

More operators

About

Aviation safety reports, made easier to study

NTSB Reports is an independent research and search tool for public aviation accident and incident records. It brings NTSB aviation reports, structured fields, docket files, extracted figures, photos, videos, and update history into one searchable interface.

The goal is practical safety education: make it faster to find relevant investigations, compare similar events, review factual records, and understand the evidence behind probable-cause and preliminary reports.

The investigative work and source records belong to the National Transportation Safety Board and the published investigation record. This site is not affiliated with or endorsed by the NTSB.

FAQs

NTSB Report

July 9, 1984 · Grumman G164B · N8222K

Mc Gehee, AR

Overview

Report Status
Preliminary report
Event Type
Accident
Date
July 9, 1984
Injury Outcomes
No injuries (1 uninjured)
Location
Mc Gehee, AR
Aircraft
Grumman G164B
Tail Number
N8222K
Injuries
None
Aircraft Damage
Substantial
NTSB Number
MKC84LA210

THE ACFT WAS ENGAGED IN AN AERIAL APPLICATION FLT WHEN THE ENG LOST POWER. THE PLT MADE A FORCED LANDING IN A BEAN FIELD. DURING THE LANDING ROLL, THE ACFT STRUCK A LEVEE THAT WAS OBSCURED BY HIGH VEGETATION & NOSED OVER. A POST-ACCIDENT INVESTIGATION REVEALED THE CARBURETOR NEEDLE VALVE SEAT WAS LOOSE & ALLOWED FUEL TO BYPASS THE VALVE & ENTER THE INTAKE MANIFOLD. AN INTERVIEW WITH PERSONNEL THAT OVERHAULED THE CARBURETOR REVEALED THAT RECOMMENDED TORQUE VALVES WERE NOT BEING USED DURING INSTALLATION OF THE NEEDLE VALVE SEAT. AN INVESTIGATION ALSO REVEALED THAT PRIOR TO THIS FLT, THE ENG COULD NOT BE SHUT DOWN BY MOVING THE MIXTURE CONTROL TO THE 'CUT-OFF' POSITION. TO STOP THE ENG ON PREVIOUS FLTS, THE PLT USED THE FUEL SELECTOR VALVE BY MOVING IT TO THE 'OFF' POSITION.

Full Narrative

THE ACFT WAS ENGAGED IN AN AERIAL APPLICATION FLT WHEN THE ENG LOST POWER. THE PLT MADE A FORCED LANDING IN A BEAN FIELD. DURING THE LANDING ROLL, THE ACFT STRUCK A LEVEE THAT WAS OBSCURED BY HIGH VEGETATION & NOSED OVER. A POST-ACCIDENT INVESTIGATION REVEALED THE CARBURETOR NEEDLE VALVE SEAT WAS LOOSE & ALLOWED FUEL TO BYPASS THE VALVE & ENTER THE INTAKE MANIFOLD. AN INTERVIEW WITH PERSONNEL THAT OVERHAULED THE CARBURETOR REVEALED THAT RECOMMENDED TORQUE VALVES WERE NOT BEING USED DURING INSTALLATION OF THE NEEDLE VALVE SEAT. AN INVESTIGATION ALSO REVEALED THAT PRIOR TO THIS FLT, THE ENG COULD NOT BE SHUT DOWN BY MOVING THE MIXTURE CONTROL TO THE 'CUT-OFF' POSITION. TO STOP THE ENG ON PREVIOUS FLTS, THE PLT USED THE FUEL SELECTOR VALVE BY MOVING IT TO THE 'OFF' POSITION.

Flight

Event TypeAccident
Event Time17:00 CDT
Nearest Airport0nm N
Runway0
Flight Plan FiledNone
Aircraft FireNo
Aircraft ExplosionNo

Aircraft

AircraftGrumman G164B
Tail NumberN8222K
Aircraft CategoryAir
DamageSubstantial
Operating RulePart 137
Engines1
Engine TypeReciprocating
Engine DetailsP&W · R-1340 · Reciprocating · 600
Seats1

People & Injuries

Injury SummaryNo injuries (1 uninjured)
Fatal0
Serious0
Minor0
Uninjured1
Total1
Crew 1Age 37 · Second Class

Conditions

ConditionsVMC
LightDaylight
Wind210° @ 4 kt
Visibility15 sm
CeilingNone
Altimeter30.00 inHg
Observation Time22:49
Weather SourceWFAC

Appendix: Source Data