Overall Trends
Total, fatal, and serious accidents in the selected range.
Search investigations, review source evidence, monitor watched reports, and trace long-term patterns from one calm, data-first workspace.
Fast key and full-text search with live filters, watches, and precise metadata.
Use quotes for exact phrase matches (for example "fuel selector valve").
Track fatal and non-fatal accident patterns across Part 91, Part 135, and Part 121 operations.
Major cases, deep-report coverage, and investigation media across decades of NTSB history.
Move quickly by aircraft, airport, operator, and time with indexes built for research, not wandering.
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.
San Carlos, NI
On November 17, 2015, about 1140 coordinated universal time, a Bell 206L4 helicopter, Nicaraguan registered YN-ISA, impacted the San Juan River near San Carlos, Rio San Juan, Nicaragua. The pilot and three passengers were fatally injured and the helicopter was destroyed. The flight was originating at the time of the accident. Witnesses reported dense fog in the area. The accident investigation is under the jurisdiction and control of the Nicaraguan government. This report is for informational purposes only and contains only information released by or obtained from the Nicaraguan Civil Aeronautics Institute (INAC). Further information pertaining to this accident may be obtained from: Nicaraguan Civil Aeronautics Institute (INAC) Aircraft Accident Investigation Commission Tel: +505-233-2907 / 276-8580 ext. 1090 Fax: +505-2276-8588 seguridad@inac.gob.ni
On November 17, 2015, about 1140 coordinated universal time, a Bell 206L4 helicopter, Nicaraguan registered YN-ISA, impacted the San Juan River near San Carlos, Rio San Juan, Nicaragua. The pilot and three passengers were fatally injured and the helicopter was destroyed. The flight was originating at the time of the accident. Witnesses reported dense fog in the area. The accident investigation is under the jurisdiction and control of the Nicaraguan government. This report is for informational purposes only and contains only information released by or obtained from the Nicaraguan Civil Aeronautics Institute (INAC). Further information pertaining to this accident may be obtained from: Nicaraguan Civil Aeronautics Institute (INAC) Aircraft Accident Investigation Commission Tel: +505-233-2907 / 276-8580 ext. 1090 Fax: +505-2276-8588 seguridad@inac.gob.ni