# NTSB investigations, 1990, SD

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 CHI90FA265](https://openairdocs.org/ntsb/CHI90FA265.md): Cessna 172M · Aberdeen, SD · Accident · 2 fatal · Field investigation · Final report · Sep 15, 1990 · N73059 · Destroyed
  > Failure to maintain a safe airspeed resulting in an inadvertent stall/spin.
- [NTSB CHI90LA224](https://openairdocs.org/ntsb/CHI90LA224.md): Piper PA-28-180 · Sturgis, SD · Accident · No injuries · Limited investigation · Final report · Aug 10, 1990 · N15803 · Substantial damage
  > Poor planning/decision, flight into known adverse weather conditions and over confidence in personal ability by the PIC. Contributing factors were thunderstorms, turbulence and unfavorable wind.
- [NTSB CHI90LA177](https://openairdocs.org/ntsb/CHI90LA177.md): Cessna 152 · Wall, SD · Accident · No injuries · Limited investigation · Final report · Jul 15, 1990 · N68422 · Substantial damage
  > The pilot in command's improper in flight planning which resulted in fuel exhaustion and a forced landing in a field at which time the aircraft nosed over.
- [NTSB DEN90LA131](https://openairdocs.org/ntsb/DEN90LA131.md): Piper PA-25-235 · Andover, SD · Accident · Minor injuries · Limited investigation · Final report · Jun 9, 1990 · N7136Z · Destroyed
  > The pilot's failure to maintain proper clearance during the swath run.
- [NTSB DEN90LA127](https://openairdocs.org/ntsb/DEN90LA127.md): Aero Commander S2R · Sisseton, SD · Accident · No injuries · Limited investigation · Final report · Jun 7, 1990 · N5649X · Substantial damage
  > A total loss of power due to fuel starvation. Fuel starvation was caused by a missing fuel valve support clamp and a resultant cracked fuel line. Inadequate maintenance inspections and rough, uneven terrain were contributing factors.
- [NTSB DEN90LA125](https://openairdocs.org/ntsb/DEN90LA125.md): Cessna 188A · Martin, SD · Accident · No injuries · Limited investigation · Final report · Jun 4, 1990 · N78516 · Substantial damage
  > The on-ground loss of control during the takeoff ground run. Contributing to this accident was the pilot's failure to use optimum takeoff flaps for the runway conditions that existed, and the soft wet runway surface.
- [NTSB DEN90LA124](https://openairdocs.org/ntsb/DEN90LA124.md): Cessna 150F · Sturgis, SD · Accident · Serious injuries · Limited investigation · Final report · Jun 4, 1990 · N6418F · Destroyed
  > Pilot inadvertently stalling the airplane. Contributing to the accident was the pilot's lack of total experience.
- [NTSB DEN90LA112](https://openairdocs.org/ntsb/DEN90LA112.md): Cessna 182RG · Sioux Falls, SD · Accident · No injuries · Limited investigation · Final report · May 20, 1990 · N4850S · Substantial damage
  > The pilot's loss of directional control during landing roll.
- [NTSB DEN90DTK01](https://openairdocs.org/ntsb/DEN90DTK01.md): Piper PA-36-375 · Woonsocket, SD · Accident · 1 fatal · Final report · May 8, 1990 · N3634E · 2 aircraft · Destroyed
  > Failure of the pilot of N3634E to follow the briefed plan of operation, and failure of both pilots to see-and-avoid each other (inadequate visual lookout).
- [NTSB DEN90LA095](https://openairdocs.org/ntsb/DEN90LA095.md): Piper PA-22 · Edgemont, SD · Accident · No injuries · Limited investigation · Final report · Apr 21, 1990 · N8528D · Substantial damage
  > The failure of the pilot to maintain directional control during the landing rollout.
- [NTSB DEN90FA076](https://openairdocs.org/ntsb/DEN90FA076.md): Cessna 182N · Caputa, SD · Accident · 4 fatal · Field investigation · Final report · Mar 22, 1990 · N92292 · Destroyed
  > Improper planning/decision by the pilot, accumulation of structural ice and the pilot's failure to maintain control of the aircraft. The adverrse weather was a related factor.
- [NTSB DEN90LA084](https://openairdocs.org/ntsb/DEN90LA084.md): Cessna 172I · Isabel, SD · Accident · No injuries · Limited investigation · Final report · Mar 11, 1990 · N35485 · Substantial damage
  > Pilot's inadequate compensation for the wind conditions.
- [NTSB DEN90LA070](https://openairdocs.org/ntsb/DEN90LA070.md): Champion 7EC · Pine Ridge, SD · Accident · 1 fatal · Limited investigation · Final report · Mar 4, 1990 · N4301C · Destroyed
  > The failure of the pilot to maintain an adequate airspeed, after diverting his attention, which resulted in an inadvertent stall.
- [NTSB CHI90TL#03](https://openairdocs.org/ntsb/CHI90TL%2303.md): Bell 206B · Fort Thompson, SD · Accident · Serious injuries · Class 3 · Final report · Feb 12, 1990 · N620 · Destroyed
- [NTSB DEN90FA055](https://openairdocs.org/ntsb/DEN90FA055.md): Mitsubishi MU-2B-60 · Rapid City, SD · Accident · 1 fatal · Field investigation · Final report · Feb 9, 1990 · N64MD · Substantial damage
  > Failure of the pilot to maintain adequate airspeed (VMC), which resulted in a loss of aircraft control. A factor related to the accident was: fatigue failure of a coupling shaft in the #1 engine, which resulted in loss of power in that engine.
- [NTSB DEN90LA038](https://openairdocs.org/ntsb/DEN90LA038.md): Cessna 182M · Pierre, SD · Accident · No injuries · Limited investigation · Final report · Jan 11, 1990 · N70844 · Substantial damage
  > Inadequate compensation for the wind conditions by the pilot. An on ground encounter with wind gusts is considered an additional cause.

## 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 year(c."eventDate") = 1990
  AND c."eventStateOrRegion" = 'SD' AND c."eventCountry" = 'USA'
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?state=SD&year=1990

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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.