# NTSB investigations, 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.

Page 16 of 56 · 2,799 cases

## Cases, newest first

- [NTSB FTW95LA057](https://openairdocs.org/ntsb/FTW95LA057.md): Cessna 172 · Lawton, OK · Accident · 1 fatal · Limited investigation · Final report · Nov 30, 1994 · N7099A · Substantial damage
  > The pilot's failure to attain sufficient airspeed during takeoff resulting in a stall. Factors were the pilot's selection of the downwind runway and his failure to use all availabble runway.
- [NTSB FTW95LA055](https://openairdocs.org/ntsb/FTW95LA055.md): Boeing 757-24APF · Tulsa, OK · Accident · No injuries · Limited investigation · Final report · Nov 25, 1994 · N413UP · Substantial damage
  > The pilot's failure to maintain vref during approach and his improper flare touchdown that resulted in an excessive pitch up attitude following touchdown.
- [NTSB FTW95LA045](https://openairdocs.org/ntsb/FTW95LA045.md): Cessna 182P · Haskell, OK · Accident · Minor injuries · Limited investigation · Final report · Nov 16, 1994 · N5931J · Substantial damage
  > The total loss of engine power due to contaminated fuel. Factors were the improper maintenance procedures resulting in fuel contamination, the pilot's inadequate preflight inspection, and the lack of suitable terrain available for the forced landing.
- [NTSB FTW95LA026](https://openairdocs.org/ntsb/FTW95LA026.md): George Spacewalker 1 · Mountain View, OK · Accident · Serious injuries · Limited investigation · Final report · Oct 23, 1994 · N64BG · Substantial damage
  > The pilot's failure to maintain minimum required airspeed for flight.
- [NTSB FTW95FA001](https://openairdocs.org/ntsb/FTW95FA001.md): Mcmurtrie Jurca MJ-10 · Bartlesville, OK · Accident · 1 fatal · Field investigation · Final report · Oct 1, 1994 · N379SF · Destroyed
  > An inadvertent pilot-induced stall at too low an altitude to effect a safe recovery. Factors were the malfunctioning propeller system and the uncommanded feathering of the propeller.
- [NTSB FTW94LA317](https://openairdocs.org/ntsb/FTW94LA317.md): Cessna 172B · Poteau, OK · Accident · No injuries · Limited investigation · Final report · Sep 28, 1994 · N7617X · Substantial damage
  > The loss of engine power due to the pilot's delayed use of carburetor heat and the resultant carburetor icing. Factors were the weather condition and the lack of suitable terrain for the forced landing.
- [NTSB FTW94LA304](https://openairdocs.org/ntsb/FTW94LA304.md): Mooney, Dan Rotorway Exec 90 · Owasso, OK · Accident · No injuries · Limited investigation · Final report · Sep 16, 1994 · N92RE · Substantial damage
  > The flight instructor's inadequate supervision of the student. A factor was the student's failure to maintain adequate rotor RPM.
- [NTSB FTW94FA295](https://openairdocs.org/ntsb/FTW94FA295.md): Cessna 175 · Oklahoma City, OK · Accident · 2 fatal · Field investigation · Final report · Sep 10, 1994 · N7554M · Substantial damage
  > Improper maintenance of the engine by unknown person(s), the installation of unapproved parts, and subsequent bearing seizure. The lack of suitable terrain in the forced landing area was a related factor.
- [NTSB FTW94LA289](https://openairdocs.org/ntsb/FTW94LA289.md): Cessna 182L · Ardmore, OK · Accident · Minor injuries · Limited investigation · Final report · Sep 2, 1994 · N3413R · Substantial damage
  > The partial loss of power due to a cylinder head separation. Factors were the lack of suitable terrain for the forced landing and the low ceiling.
- [NTSB FTW94LA283](https://openairdocs.org/ntsb/FTW94LA283.md): Walton Skybolt · Collinsville, OK · Accident · 2 fatal · Limited investigation · Final report · Aug 27, 1994 · N113BW · Destroyed
  > The pilot's failure to maintain airspeed resulting in an inadvertent stall.
- [NTSB FTW94LA276](https://openairdocs.org/ntsb/FTW94LA276.md): Piper PA-28R-201 · Tulsa, OK · Accident · Minor injuries · Limited investigation · Final report · Aug 23, 1994 · N94AA · Substantial damage
  > Loss of engine power following fuel starvation caused by improper tank selection by the pilot. A factor was the lack of suitable terrain for the forced landing.
- [NTSB FTW94FA273](https://openairdocs.org/ntsb/FTW94FA273.md): Cessna 310 · Pryor, OK · Accident · 3 fatal · Field investigation · Final report · Aug 18, 1994 · N5319A · Destroyed
  > Failure of the pilot to maintain minimum control airspeed (VMC), which resulted in a loss of aircraft control. Factors related to the accident were: an oil leak from a fatigue crack in the engine crankcase, and inadequate maintenance.
- [NTSB FTW94LA250](https://openairdocs.org/ntsb/FTW94LA250.md): Let L-23 · Stillwater, OK · Accident · No injuries · Limited investigation · Final report · Jul 24, 1994 · N923SB · Substantial damage
  > The certified flight instructor's failure to maintain flying speed.
- [NTSB FTW94LA245](https://openairdocs.org/ntsb/FTW94LA245.md): Cessna 150M · Owasso, OK · Accident · No injuries · Limited investigation · Final report · Jul 23, 1994 · N704EH · Substantial damage
  > The pilot's failure to attain the proper touchdown point.
- [NTSB FTW94LA234](https://openairdocs.org/ntsb/FTW94LA234.md): Piper PA-28-160 · Tulsa, OK · Accident · No injuries · Limited investigation · Final report · Jul 14, 1994 · N5193W · Substantial damage
  > The loss of engine power for undetermined reasons. The lack of terrain suitable for a forced landing was a factor.
- [NTSB FTW94FA220](https://openairdocs.org/ntsb/FTW94FA220.md): SIAI-Marchetti F.260 · Dover, OK · Accident · 2 fatal · Field investigation · Final report · Jul 5, 1994 · N260MS · Destroyed
  > Failure of the pilot to maintain adequate altitude while performing an aerobatic demonstration. Factors related to the accident were: the pilot's inadequate training, his lack of experience in the type of operation, and insufficient FAA oversight of this type…
- [NTSB FTW94FA208](https://openairdocs.org/ntsb/FTW94FA208.md): Piper PA-28R-201T · Southard, OK · Accident · 1 fatal · Field investigation · Final report · Jun 19, 1994 · N9766K · Destroyed
  > The pilot's continued flight into known adverse weather resulting in the design limits of the airplane being exceeded. Factors were the thunderstorms and the pilot's disregard for the forecasted adverse weather.
- [NTSB FTW94IA198](https://openairdocs.org/ntsb/FTW94IA198.md): Aerospatiale ATR-72-212 · Caddo, OK · Incident · No injuries · Incident investigation · Final report · Jun 17, 1994 · N632AS · Minor damage
  > The fuel nozzle drain leak due to a defective o-ring.
- [NTSB FTW94LA194](https://openairdocs.org/ntsb/FTW94LA194.md): Cessna 177 · Watonga, OK · Accident · No injuries · Limited investigation · Final report · Jun 13, 1994 · N2867X · Substantial damage
  > Was the pilot's failure to maintain the proper glidepath, his failure to compensate for existing wind conditions, and his failure to maintain clearance with the fence. A factor was the weather.
- [NTSB FTW94LA193](https://openairdocs.org/ntsb/FTW94LA193.md): Bell 47H-1 · Tulsa, OK · Accident · No injuries · Limited investigation · Final report · Jun 4, 1994 · N2831B · Substantial damage
  > The pilot's failure to maintain rotor RPM, his delayed landing flare, and the improper touchdown.
- [NTSB FTW94LA166](https://openairdocs.org/ntsb/FTW94LA166.md): Bell 47G · Sulphur, OK · Accident · No injuries · Limited investigation · Final report · May 18, 1994 · N933B · Substantial damage
  > The loss of engine power due to the failure of an engine accessory oil pump gear. A factor was the lack of suitable terrain for the autorotation.
- [NTSB FTW94FA158](https://openairdocs.org/ntsb/FTW94FA158.md): Bell 47G-2 · Tulsa, OK · Accident · 1 fatal · Field investigation · Final report · May 16, 1994 · N47GY · Destroyed
  > In flight loss of control due to the pilot's improper use of the cyclic and collective controls when he maneuvered abruptly to avoid colliding with a flock of birds. Factors were the birds and the inflight separation of the left synchronized elevator.
- [NTSB FTW94LA126](https://openairdocs.org/ntsb/FTW94LA126.md): Piper PA-25-260 · Muskogee, OK · Accident · Minor injuries · Limited investigation · Final report · Apr 16, 1994 · N4647Y · Substantial damage
  > The pilot's failure to maintain clearance with the power line. Factors were a chemical spray contaminated windscreen, the resultant limitation to visibility, and sun glare.
- [NTSB FTW94LA129](https://openairdocs.org/ntsb/FTW94LA129.md): Cessna 172P · Tulsa, OK · Accident · No injuries · Limited investigation · Final report · Apr 15, 1994 · N63456 · Substantial damage
  > The pilot's failure to compensate for wind conditions. A factor was the gusting cross wind.
- [NTSB FTW94LA107](https://openairdocs.org/ntsb/FTW94LA107.md): Cessna 210L · Haskell, OK · Accident · No injuries · Limited investigation · Final report · Mar 19, 1994 · N8145L · Substantial damage
  > Was the loss of engine power for undetermined reasons. A factor was the lack of suitable terrain for the forced landing.
- [NTSB FTW94LA094](https://openairdocs.org/ntsb/FTW94LA094.md): Piper PA-23 · Duncan, OK · Accident · No injuries · Limited investigation · Final report · Mar 13, 1994 · N2297P · Substantial damage
  > The pilot's selection of the wrong engine for shut down. A factor was the lack of suitable terrain for the forced landing.
- [NTSB FTW94LA075](https://openairdocs.org/ntsb/FTW94LA075.md): Cessna T-210J · Hobart, OK · Accident · Serious injuries · Limited investigation · Final report · Jan 26, 1994 · N2298R · Substantial damage
  > The pilot's continued VFR flight into IMC. Factors were the weather, the pilot's failure to obtain a weather briefing for the flight, and the dark night conditions.
- [NTSB FTW94FA074](https://openairdocs.org/ntsb/FTW94FA074.md): Aeronca 7AC · Tulsa, OK · Accident · 1 fatal · Field investigation · Final report · Jan 25, 1994 · N84212 · Substantial damage
  > Was the inadvertent stall. Factors were the pilots failure to use carburetor heat when weather conditions existed that were conducive to carburetor icing, and his abrupt maneuver to avoid a light pole.
- [NTSB FTW94LA072](https://openairdocs.org/ntsb/FTW94LA072.md): Cessna 152 · Tulsa, OK · Accident · Minor injuries · Limited investigation · Final report · Jan 21, 1994 · N6374M · Substantial damage
  > The student pilot's improper braking technique and the resultant failure to maintain directional control. A factor was the pilot not obtaining an ATC clearance prior to takeoff.
- [NTSB FTW94FA044](https://openairdocs.org/ntsb/FTW94FA044.md): Upton Mustang M-II · Guthrie, OK · Accident · 1 fatal · Field investigation · Final report · Dec 5, 1993 · N4YP · Destroyed
  > Was the in flight failure of the left aileron for reasons undetermined.
- [NTSB FTW94FA036](https://openairdocs.org/ntsb/FTW94FA036.md): Cessna 152 · Guthrie, OK · Accident · 2 fatal · Field investigation · Final report · Nov 18, 1993 · N45968 · Substantial damage
  > Was the pilot-in-command continued VFR flight into IMC. A factor was fog.
- [NTSB FTW94FA028](https://openairdocs.org/ntsb/FTW94FA028.md): Cessna 182P · Marlow, OK · Accident · 3 fatal · Field investigation · Final report · Nov 9, 1993 · N182JS · Destroyed
  > An inoperative vacuum system, an inoperative turn & bank indicator, and an inoperative directional gyro, which resulted in an inability of the pilot to control the airplane after it encountered instrument meteorological conditions (IMC). Factors related to…
- [NTSB FTW94LA010](https://openairdocs.org/ntsb/FTW94LA010.md): Emmert Tierra II · Yukon, OK · Accident · Serious injuries · Limited investigation · Final report · Oct 11, 1993 · N246RE · Substantial damage
  > Was an inadvertent stall. A factor was the gusty tailwind.
- [NTSB FTW93LA248](https://openairdocs.org/ntsb/FTW93LA248.md): Piper PA-28-151 · Tulsa, OK · Accident · No injuries · Limited investigation · Final report · Aug 28, 1993 · N41377 · Destroyed
  > The loss of engine power and engine fire for undetermined reasons.
- [NTSB FTW93FA244](https://openairdocs.org/ntsb/FTW93FA244.md): Busby Celebrity · Perry, OK · Accident · 2 fatal · Field investigation · Final report · Aug 23, 1993 · N2828 · Destroyed
  > The pilot's failure to maintain airspeed due to alcohol impairment. A factor which contributed to the accident was the pilot performing aerobatics at a altitude inadequate to recover from a stall.
- [NTSB FTW93LA223](https://openairdocs.org/ntsb/FTW93LA223.md): Beech 35-33 · Guymon, OK · Accident · No injuries · Limited investigation · Final report · Aug 1, 1993 · N864R · Substantial damage
  > The pilot's inadequate compensation for wind conditions. Factors were windshear and gusty crosswinds.
- [NTSB FTW93LA216](https://openairdocs.org/ntsb/FTW93LA216.md): Cessna 172N · Purcell, OK · Accident · No injuries · Limited investigation · Final report · Jul 25, 1993 · N4884G · Substantial damage
  > The lack of suitable terrain onto which to execute the forced landing which was neccesitated by the partial power loss. The power loss was a result of the fatigue failure of the exhaust valve rocker arm attachment stud. A factor was the night conditions.
- [NTSB FTW93LA217](https://openairdocs.org/ntsb/FTW93LA217.md): Cessna 172P · Cookson, OK · Accident · No injuries · Limited investigation · Final report · Jul 24, 1993 · N65709 · Substantial damage
  > The pilot's improper flare and his failure to maintain directional control during the aborted landing.
- [NTSB DEN93FA075](https://openairdocs.org/ntsb/DEN93FA075.md): Wiley Pitts S-1-E · Walters, OK · Accident · 1 fatal · Field investigation · Final report · Jul 8, 1993 · N70BW · Destroyed
  > Performance of an aerobatic maneuver at an altitude insufficient for adequate terrain clearance.
- [NTSB FTW93LA204](https://openairdocs.org/ntsb/FTW93LA204.md): Cessna 177B · Shawnee, OK · Accident · No injuries · Limited investigation · Final report · Jul 4, 1993 · N18739 · Substantial damage
  > Fuel system exhaustion induced power loss for undetermined reasons. A factor was a lack of suitable terrain.
- [NTSB FTW93LA199](https://openairdocs.org/ntsb/FTW93LA199.md): Maule MX-7-180 · Eufaula, OK · Accident · Serious injuries · Limited investigation · Final report · Jun 29, 1993 · N4UM · Substantial damage
  > The pilots improper compensation for the wind conditions. A factor was the crosswind
- [NTSB FTW93LA164](https://openairdocs.org/ntsb/FTW93LA164.md): Piper PA-25-151 · Calera, OK · Accident · No injuries · Limited investigation · Final report · May 24, 1993 · N6129Z · Substantial damage
  > Aircraft performance exceeded and takeoff not aborted. Factors were the soft wet turf runway
- [NTSB FTW93LA157](https://openairdocs.org/ntsb/FTW93LA157.md): Aero Commander 680 · Marietta, OK · Accident · Minor injuries · Limited investigation · Final report · May 17, 1993 · N6244D · Substantial damage
  > The pilot's inadequate visual lookout for obstructions on the runway and the airport operator's failure to ensure that animals could not enter the runway environment
- [NTSB FTW93LA148](https://openairdocs.org/ntsb/FTW93LA148.md): Rockwell S-2R · Lookeba, OK · Accident · No injuries · Limited investigation · Final report · May 4, 1993 · N424OX · Substantial damage
  > The loss of engine power for undetermined reasons. Factors were the smoke in the cockpit and loss of outside visual reference.
- [NTSB FTW93IA141](https://openairdocs.org/ntsb/FTW93IA141.md): Commander 114B · Oklahoma City, OK · Incident · No injuries · Incident investigation · Final report · Apr 28, 1993 · N194A · 2 aircraft · Minor damage
  > The pilot of the pitts, N51ST, misunderstanding of the tower's instructions and clearance, and his failure to see and avoid the Commander 114B, N194A.
- [NTSB FTW93FA132](https://openairdocs.org/ntsb/FTW93FA132.md): Piper PA-23-250 · Henryetta, OK · Accident · 1 fatal · Field investigation · Final report · Apr 18, 1993 · N4689P · Destroyed
  > The pilot's decision to fly into known adverse weather conditions and the ensuing spatial disorientation. Factors were the weather, and the pilot's decision to fly into IMC with inadequate flight and navigational equipment installed in the aircraft.
- [NTSB FTW93FA128](https://openairdocs.org/ntsb/FTW93FA128.md): Cessna 172M · Hobart, OK · Accident · 2 fatal · Field investigation · Final report · Apr 13, 1993 · N61529 · Destroyed
  > Inadvertent stall. Factors were the instructor pilot's spatial disorientation, his lack of total instrument time, the weather, and the dark night conditions.
- [NTSB FTW93LA111](https://openairdocs.org/ntsb/FTW93LA111.md): Cessna 182 · Washington, OK · Accident · No injuries · Limited investigation · Final report · Mar 26, 1993 · N5520B · Destroyed
  > Loss of engine power for undetermined reason(s).
- [NTSB FTW93LA104](https://openairdocs.org/ntsb/FTW93LA104.md): Cessna 172M · Overbrook, OK · Accident · No injuries · Limited investigation · Final report · Mar 15, 1993 · N9689H · Substantial damage
  > The pilot's failure to assure that the elevator trim was properly set for takeoff and his delay in aborting the takeoff
- [NTSB FTW93LA098](https://openairdocs.org/ntsb/FTW93LA098.md): Cessna 177 · Overbrook, OK · Accident · No injuries · Limited investigation · Final report · Mar 7, 1993 · N3103T · Destroyed
  > The pilot's improper compensation for wind conditions and his failure to recover from a bounced landing. A factor was turbulence

Next page: https://openairdocs.org/ntsb.md?state=OK&page=17

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

This list as a web page: https://openairdocs.org/ntsb?page=16&state=OK

---
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.