# NTSB investigations, 1990, OK

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 FTW91LA026](https://openairdocs.org/ntsb/FTW91LA026.md): Cessna 205 · Medford, OK · Accident · No injuries · Limited investigation · Final report · Dec 25, 1990 · N8219Z · Substantial damage
  > The pilot's use of improper starting procedures which resulted in the loss of control of the airplane. A factor in the accident was the airplane's encounter with rough terrain during the unmanned taxi.
- [NTSB FTW91LA009](https://openairdocs.org/ntsb/FTW91LA009.md): Piper PA-28R-180 · Eufaula, OK · Accident · No injuries · Limited investigation · Final report · Oct 25, 1990 · N4537J · Substantial damage
  > A restriction in the movement of the right rudder pedal. The restriction resulted from a passenger's inadvertent placement of an object on the cockpit's floor.
- [NTSB FTW91LA003](https://openairdocs.org/ntsb/FTW91LA003.md): Cessna 172 · Claremore, OK · Accident · No injuries · Limited investigation · Final report · Oct 9, 1990 · N46174 · Substantial damage
  > Failure of pilot in command to insure the aircraft contained enough fuel for the flight resulting in engine failure due to fuel exhaustion.
- [NTSB FTW91GA001](https://openairdocs.org/ntsb/FTW91GA001.md): Mcdonnell Douglas 369E · Anadarko, OK · Accident · No injuries · Final report · Oct 1, 1990 · N381F · Substantial damage
  > Failure of the pilot to maintain proper visual lookout prior to and during departure.
- [NTSB DEN90LA188](https://openairdocs.org/ntsb/DEN90LA188.md): Cessna 150 · Marietta, OK · Accident · No injuries · Limited investigation · Final report · Sep 18, 1990 · N3313V · Substantial damage
  > The loss of directional control by the pilot. The selection of unsuitable terrain is a factor.
- [NTSB FTW90DPJ12](https://openairdocs.org/ntsb/FTW90DPJ12.md): Massegee Rebel 300 · El Reno, OK · Accident · No injuries · Final report · Sep 17, 1990 · N469RR · Destroyed
  > Failure of the elevator control rod at the bell crank.
- [NTSB FTW90DPJ11](https://openairdocs.org/ntsb/FTW90DPJ11.md): Dooley Mustang MII · Cashion, OK · Accident · No injuries · Final report · Sep 15, 1990 · N7015A · Destroyed
  > The separation of a 14 inch section of one propeller blade due to previous damage.
- [NTSB DEN90LA183](https://openairdocs.org/ntsb/DEN90LA183.md): Beech E 33 · Tulsa, OK · Accident · 1 fatal · Limited investigation · Final report · Sep 9, 1990 · N7155N · Substantial damage
  > The pilot's failure to select the right tank prior to the approach resulting in fuel starvation.
- [NTSB FTW90LA174](https://openairdocs.org/ntsb/FTW90LA174.md): Cessna C172N · Marietta, OK · Accident · Minor injuries · Limited investigation · Final report · Sep 1, 1990 · N6434J · Substantial damage
  > Failure of the pilot to attain the proper climb rate after takeoff resulting in the aircraft colliding with trees at the departure end of the runway. Contribuing to the accident was the pilot in commands failure to account for high density altitude.
- [NTSB FTW90FA160](https://openairdocs.org/ntsb/FTW90FA160.md): Aerospatiale/Socata TB-10 · Ada, OK · Accident · 4 fatal · Field investigation · Final report · Aug 21, 1990 · N20AZ · Destroyed
  > Improper planning/decision by the pilot, which resulted in his failure to attain sufficient airspeed for a climb profile. Factors related to the accident were: the pilot allowed the weight and balance of the aircraft to exceed the certified limits, his use of…
- [NTSB FTW90LA158](https://openairdocs.org/ntsb/FTW90LA158.md): Cessna 172M · Broken Arrow, OK · Accident · Minor injuries · Limited investigation · Final report · Aug 20, 1990 · N73571 · Substantial damage
  > The pilot in command's failure to maintain directional control during the takeoff.
- [NTSB FTW90LA157](https://openairdocs.org/ntsb/FTW90LA157.md): Piper PA-28-140 · Kansas, OK · Accident · Minor injuries · Limited investigation · Final report · Aug 18, 1990 · N8335R · Substantial damage
  > Student pilot's failure to execute a go-around in a timely manner.
- [NTSB FTW90DPJ10](https://openairdocs.org/ntsb/FTW90DPJ10.md): Homebuilt Midget Mustang M1 · Bristow, OK · Accident · No injuries · Final report · Aug 3, 1990 · N40PW · Substantial damage
  > Fuel starvation induced power loss, a compromised fuel vent system, and improper installation of the plumbing in the fuel vent system.
- [NTSB FTW90GA146](https://openairdocs.org/ntsb/FTW90GA146.md): Robinson R22B · Tahlequah, OK · Accident · 1 fatal · Final report · Jul 26, 1990 · N20K · Destroyed
  > The pilot's failure to maintain adequate altitude.
- [NTSB FTW90DPJ09](https://openairdocs.org/ntsb/FTW90DPJ09.md): Schweizer SGS 2-33A · Norman, OK · Accident · No injuries · Final report · Jul 8, 1990 · N65879 · Substantial damage
  > The pilot's misjudgement of proper glidepath.
- [NTSB FTW90FA120](https://openairdocs.org/ntsb/FTW90FA120.md): Sukhoi SU-26MX · Oklahoma City, OK · Accident · 1 fatal · Field investigation · Final report · Jun 17, 1990 · N26TJ · Destroyed
  > Failure of the pilot to recover from the aerobatic maneuver and subsequent stall/spin, due to inadequate altitude. Fatigue may have been a related factor.
- [NTSB FTW90LA117](https://openairdocs.org/ntsb/FTW90LA117.md): Boeing E75 · Watonga, OK · Accident · No injuries · Limited investigation · Final report · Jun 8, 1990 · N55292 · Substantial damage
  > Pic's failure to use all of the available runway. A factor was the high density altitude.
- [NTSB FTW90DPJ08](https://openairdocs.org/ntsb/FTW90DPJ08.md): De Havilland Venom 112 MK4 · Muskogee, OK · Accident · 1 fatal · Final report · Jun 8, 1990 · N902DM · Destroyed
  > The pilot's premature rotation and the subsequent stall. A factor was the pilot's lack of experience in the airplane.
- [NTSB FTW90DPJ07](https://openairdocs.org/ntsb/FTW90DPJ07.md): Cessna T188C · Altus, OK · Accident · Minor injuries · Final report · Jun 3, 1990 · N4680J · Destroyed
  > The PIC did not maintain the proper clearance from the powerline.
- [NTSB FTW90DPJ06](https://openairdocs.org/ntsb/FTW90DPJ06.md): Stits SA-3A Playboy · Bartlesville, OK · Accident · 1 fatal · Final report · Jun 2, 1990 · N434K · Destroyed
  > An inadvertent stall.
- [NTSB FTW90LA102](https://openairdocs.org/ntsb/FTW90LA102.md): Piper PA-32-260 · Tulsa, OK · Accident · Minor injuries · Limited investigation · Final report · Apr 27, 1990 · N7732J · Destroyed
  > An engine failure due to a disconnect in the magneto drive train caused by the crankshaft gear not being properly installed and secured during a recent engine overhaul.
- [NTSB FTW90DPJ05](https://openairdocs.org/ntsb/FTW90DPJ05.md): Bell 47G-4A · Bixby, OK · Accident · Minor injuries · Final report · Apr 14, 1990 · N2238W · Destroyed
  > Loss of control due to undetermined mechanical failure.
- [NTSB FTW90FA093](https://openairdocs.org/ntsb/FTW90FA093.md): Mooney M-20J · Inola, OK · Accident · 1 fatal · Field investigation · Final report · Apr 10, 1990 · N526L · Destroyed
  > The pilot's decision to conduct the flight into known adverse weather and his inability to maintain control of the airplane due to spatial disorientation. Factors were the dark night conditions and thunderstorms.
- [NTSB FTW90DPJ04](https://openairdocs.org/ntsb/FTW90DPJ04.md): Mooney M20F · Bethany, OK · Accident · 1 fatal · Final report · Apr 3, 1990 · N3514X · Destroyed
  > Loss of control in flight when the pilot stalled and spun the airplane inadvertently while turning to the base leg. A factor was lack of night flying time.
- [NTSB FTW90LA089](https://openairdocs.org/ntsb/FTW90LA089.md): Piper PA28-140 · Durant, OK · Accident · No injuries · Limited investigation · Final report · Mar 31, 1990 · N7174R · Substantial damage
  > Pilot's failure to maintain adequate airspeed (vso) and subsequent stall of the aircraft at an altitude from which recovery was not possible. A factor in the accident was the pilot's improper procedures for the landing approach.
- [NTSB FTW90DPJ03](https://openairdocs.org/ntsb/FTW90DPJ03.md): Piper PA36-400 · Temple, OK · Accident · Minor injuries · Final report · Mar 22, 1990 · N2331X · Substantial damage
  > Failure of an aileron attachment (bolt) due to fatigue.
- [NTSB FTW90LA067](https://openairdocs.org/ntsb/FTW90LA067.md): Cessna 172C · Prue, OK · Accident · Serious injuries · Limited investigation · Final report · Feb 10, 1990 · N1407Y · Substantial damage
  > Failure of the pilot to see-and-avoid the powerlines. The powerlines were a related factor.
- [NTSB FTW90FA062](https://openairdocs.org/ntsb/FTW90FA062.md): Piper PA-32-300 · Coalgate, OK · Accident · 4 fatal · Field investigation · Final report · Feb 1, 1990 · N9235Z · Destroyed
  > Flight into known adverse weather conditions by the non-instrument rated pilot, and his subsequent spatial disorientation, which resulted in a loss of aircraft control. Factors related to the accident were: inoperative instrument panel lights, dark night,…
- [NTSB FTW90LA050](https://openairdocs.org/ntsb/FTW90LA050.md): Cessna 152 · Glencoe, OK · Accident · No injuries · Limited investigation · Final report · Jan 6, 1990 · N5414P · Substantial damage
  > The power loss due to carburetor ice, which resulted from the pilot's failure to engage carburetor heat in a timely manner. A factor in this accident was the pilot's lack of total experience.

## 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" = 'OK' AND c."eventCountry" = 'USA'
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

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

---
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.