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

February 28, 1983 · Raven RX-7 · N5563L

Anchorage, AK

Overview

Report Status
Preliminary report
Event Type
Accident
Date
February 28, 1983
Injury Outcomes
No injuries (5 uninjured)
Location
Anchorage, AK
Aircraft
Raven RX-7
Tail Number
N5563L
Injuries
None
Aircraft Damage
Substantial
NTSB Number
ANC83LA049

THE TWO BALLOONS COLLIDED IN MID AIR. ONE (N4195L) SUFFERED A RIP IN THE ENVELOPE WHICH NEGATED ITS LIFT, WITH BURNER FULL ON. IT DESCENDED AT 500 RPM AND MADE A HARD LANDING. THE HOLE IN THE ENVELOPE EXTENDED ACROSS 5 GORE PANELS. THE 2 BALLOONS DEPARTED THE SAME AREA WITH N4195L IN THE LEAD. IT CLIMBED SLOWER AND THE OTHER BALLOON (N5563L) OVERCLIMBED ITAND SLID ACROSS THE TOP OF IT. A BOLT PROTRUDING FROM THE METAL BASKET OF N5563L RIPPED THE ENVELOPE OF N4195L. N5563L WAS NOT DAMAGED.

Full Narrative

THE TWO BALLOONS COLLIDED IN MID AIR. ONE (N4195L) SUFFERED A RIP IN THE ENVELOPE WHICH NEGATED ITS LIFT, WITH BURNER FULL ON. IT DESCENDED AT 500 RPM AND MADE A HARD LANDING. THE HOLE IN THE ENVELOPE EXTENDED ACROSS 5 GORE PANELS. THE 2 BALLOONS DEPARTED THE SAME AREA WITH N4195L IN THE LEAD. IT CLIMBED SLOWER AND THE OTHER BALLOON (N5563L) OVERCLIMBED ITAND SLID ACROSS THE TOP OF IT. A BOLT PROTRUDING FROM THE METAL BASKET OF N5563L RIPPED THE ENVELOPE OF N4195L. N5563L WAS NOT DAMAGED.

Flight

Event TypeAccident
Event Time05:00 AHST
Nearest AirportMerrill Field (4nm ESE)
Runway0
Flight Plan FiledNone
Aircraft FireNo
Aircraft ExplosionNo

Aircraft

AircraftRaven RX-7
Tail NumberN5563L
Aircraft CategoryBall
DamageSubstantial
Operating RulePart 91
Engine TypeUnknown
Engine DetailsNone · NONE · Unknown | None · NONE · Unknown

People & Injuries

Injury SummaryNo injuries (5 uninjured)
Fatal0
Serious0
Minor0
Uninjured5
Total5
Crew 1Age 30 · Unknown

Conditions

ConditionsVMC
LightDaylight
Wind30° @ 5 kt
Visibility60 sm
CeilingNone
Temperature / Dew Point45 C / 0 C
Altimeter0
Weather SourceWIT

Appendix: Source Data