# NTSB investigations, SD: Preflight or dispatch event

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 CEN19FA021](https://openairdocs.org/ntsb/CEN19FA021.md): Cessna 210 · Bradley, SD · Accident · 1 fatal · Field investigation · Final report · Nov 2, 2018 · N81KD · Destroyed
  > The non-instrument-rated pilot's improper decision to conduct a flight in which instrument meteorological conditions existed along the route of flight, which resulted in spatial disorientation and a loss of airplane control.
- [NTSB CEN18LA146](https://openairdocs.org/ntsb/CEN18LA146.md): Cessna T303 · Pine Ridge, SD · Accident · Minor injuries · Limited investigation · Final report · Apr 24, 2018 · N9746C · Substantial damage
  > The airplane’s inadvertent encounter with severe icing conditions during descent, which resulted in structural icing, the pilot’s inability to maintain altitude, and an emergency landing. Contributing to the accident was an incomplete preflight weather…
- [NTSB GAA15CA117](https://openairdocs.org/ntsb/GAA15CA117.md): Air Tractor AT 401 · Wall, SD · Accident · No injuries · Data collection · Final report · Jun 9, 2015 · N4549E · Substantial damage
  > The pilot's failure to adjust the airplane's useful load to compensate for the high temperature, which resulted in an insufficient climb rate to clear surrounding terrain, and a runway excursion.
- [NTSB GAA15CA097](https://openairdocs.org/ntsb/GAA15CA097.md): Bell 47G 3B 1 · Fort Pierre, SD · Accident · No injuries · Data collection · Final report · May 28, 2015 · N112SH · Substantial damage
  > The pilot's inadequate preflight fuel planning that resulted in a total loss of engine power due to fuel exhaustion, and the pilot's failure to maintain control of the helicopter during the subsequent autorotation landing.
- [NTSB CEN10CA305](https://openairdocs.org/ntsb/CEN10CA305.md): Cessna 337 · Custer, SD · Accident · No injuries · Data collection · Final report · Jun 5, 2010 · N2267X · Substantial damage
  > A partial loss of engine power due to fuel starvation as a result of the pilot's inadequate fuel mismanagement.

## 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" = 'SD' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '030' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent"))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/030/sequence?state=SD

---
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.