# NTSB investigations, OR: Turbulence

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB WPR26LA165](https://openairdocs.org/ntsb/WPR26LA165.md): Aeronca 7FC · Bend, OR · Accident · No injuries · Class 4 · Limited · Final report · Apr 17, 2026 · N7541B · Substantial damage
  > The pilot’s failure to maintain directional control during landing roll. Contributing to the accident was the rotor wash from a nearby helicopter.
- [NTSB WPR25LA287](https://openairdocs.org/ntsb/WPR25LA287.md): Briseno Samuel Kolb Firefly · Cave Junction, OR · Accident · Serious injuries · Class 4 · Limited · Final report · Sep 13, 2025 · N139SB · Substantial damage
  > The non-certificated pilot's improper landing flare in turbulent wind conditions, which resulted in a hard landing.
- [NTSB WPR24FA105](https://openairdocs.org/ntsb/WPR24FA105.md): Piper PA-32-260 · Madras, OR · Accident · 2 fatal · Class 3 · Field · Final report · Mar 10, 2024 · N3264W · Destroyed
  > The pilot’s continued visual flight rules flight into instrument meteorological conditions, which resulted in an encounter with turbulence and structural icing conditions, loss of control, and subsequent impact with terrain.
- [NTSB WPR24LA021](https://openairdocs.org/ntsb/WPR24LA021.md): Cessna 152 · The Dalles, OR · Accident · Minor injuries · Class 4 · Limited · Final report · Oct 20, 2023 · N6308Q · Substantial damage
  > The pilot’s encounter with severe turbulence at night which resulted in an extended downwind and collision with wires during the base turn.
- [NTSB WPR20CA276](https://openairdocs.org/ntsb/WPR20CA276.md): Mooney M20C · Hillsboro, OR · Accident · No injuries · Class 4 · Data collection · Final report · Aug 19, 2020 · N2933L · Substantial damage
  > The pilot’s failure to maintain altitude on short final due to an encounter with a down draft and the flight instructor's delayed remedial action.
- [NTSB WPR17FA085](https://openairdocs.org/ntsb/WPR17FA085.md): Piper PA 46-310P · Harrisburg, OR · Accident · 4 fatal · Field investigation · Final report · Apr 7, 2017 · N123SB · Destroyed
  > An encounter with a downburst during an instrument approach, which resulted in a loss of control at low altitude. Contributing to the accident was the air traffic controller's failure to solicit and disseminate pilot reports from arriving and departing…
- [NTSB WPR14CA166](https://openairdocs.org/ntsb/WPR14CA166.md): Piper PA 18-135 · Kent, OR · Accident · Serious injuries · Data collection · Final report · Apr 12, 2014 · N1394Y · Substantial damage
  > The pilot's failure to maintain aircraft control during takeoff.
- [NTSB WPR11FA256](https://openairdocs.org/ntsb/WPR11FA256.md): Bellanca 17-31ATC · Ukiah, OR · Accident · 3 fatal · Field investigation · Final report · Jun 11, 2011 · N79BF · Substantial damage
  > The non-instrument-rated pilot's decision to conduct a visual flight rules flight over mountainous terrain into a region covered by clouds, which likely resulted in spatial disorientation and subsequent loss of airplane control.

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."eventStateOrRegion" = 'OR' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE starts_with(f."findingCode", '030320'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-findings/030320/cases?state=OR

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OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.