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

June 16, 1991 · Piper PA-28-181 · N5055F

Marquette, MI

Overview

Report Status
Probable Cause
Event Type
Accident
Date
June 16, 1991
Injury Outcomes
1 injury (1 serious injury)
Location
Marquette, MI
Aircraft
Piper PA-28-181
Tail Number
N5055F
Operator
Eric E Nyman
Injuries
Serious
Aircraft Damage
Substantial
NTSB Number
CHI91LA192

THE AIRCRAFT WAS CLEARED FOR AN ILS-BACKCOURSE APPROACH TO RUNWAY 26. WITNESSES AT THE AIRPORT OBSERVED THE AIRCRAFT APPROACH THE AIRPORT FROM THE SOUTHEAST HEADING NORTHWEST. THEY SAW AIRCRAFT PASS OVER THE AIRPORT ON A NORTHEAST HEADING THEN TURN NORTH AND DESCEND INTO THE TERRAIN. THE PILOT DID NOT GIVE AN EXPLANATION FOR THE ACCIDENT. NOTHING WAS FOUND OF A MECHANICAL NATURE WHICH WOULD HAVE CONTRIBUTED TO THE ACCIDENT.

NTSB Probable Cause

THE PILOT-IN-COMMAND'S FAILURE TO MAINTAIN PROPER ALTITUDE.

Full Narrative

THE AIRCRAFT WAS CLEARED FOR AN ILS-BACKCOURSE APPROACH TO RUNWAY 26. WITNESSES AT THE AIRPORT OBSERVED THE AIRCRAFT APPROACH THE AIRPORT FROM THE SOUTHEAST HEADING NORTHWEST. THEY SAW AIRCRAFT PASS OVER THE AIRPORT ON A NORTHEAST HEADING THEN TURN NORTH AND DESCEND INTO THE TERRAIN. THE PILOT DID NOT GIVE AN EXPLANATION FOR THE ACCIDENT. NOTHING WAS FOUND OF A MECHANICAL NATURE WHICH WOULD HAVE CONTRIBUTED TO THE ACCIDENT.

Flight

Event TypeAccident
Event Time22:30 CDT
Nearest AirportMarquette County (0nm N)
Runway26
Runway Length6500 ft
Runway Width150 ft
Flight Plan FiledNone
Aircraft FireNo
Aircraft ExplosionNo

Aircraft

AircraftPiper PA-28-181
Tail NumberN5055F
Aircraft CategoryAir
DamageSubstantial
OperatorEric E Nyman
Operating RulePart 91
Engines1
Engine TypeReciprocating
Engine DetailsLycoming · O-360-A4M · Reciprocating · 180
Seats4

People & Injuries

Injury Summary1 injury (1 serious injury)
Fatal0
Serious1
Minor0
Uninjured0
Total1
Crew 1Age 58 · Third Class

Conditions

ConditionsIMC
LightDark Night
Wind300° @ 8 kt
Visibility5 sm
CeilingOvercast 600 ft
Temperature / Dew Point0 C / 0 C
Altimeter0
Observation Time03:32
Weather SourceWFAC

Appendix: Source Data