# NTSB investigations: Amateur-built UNKNOWN ENG, MO

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 CEN26LA191](https://openairdocs.org/ntsb/CEN26LA191.md): Vertical Hummingbird · Lee's Summit, MO · Accident · Minor injuries · Class 3 · Limited · Preliminary report · May 16, 2026 · N284ST · Substantial damage
  > On May 16, 2026, about 0950 central daylight time, a Vertical Aviation Technologies 300L Hummingbird helicopter, N284ST, was substantially damaged when it was involved in an accident near Lee’s Summit, Missouri. One passenger sustained minor injuries. The…
- [NTSB CEN23LA242](https://openairdocs.org/ntsb/CEN23LA242.md): Tipton Kitfox Kitfox IV · Odessa, MO · Accident · Minor injuries · Class 4 · Limited · Final report · Jun 17, 2023 · N4287Y · Substantial damage
  > The pilot’s failure to attain the proper touchdown speed, which resulted in a runway excursion and subsequent nose over.
- [NTSB CEN22LA063](https://openairdocs.org/ntsb/CEN22LA063.md): Mcdonnell Douglas Helicopter 369E · St. Louis, MO · Accident · No injuries · Class 4 · Limited · Final report · Dec 2, 2021 · N911PH · Substantial damage
  > The pilot’s failure to apply power during the recovery procedure for the practice autorotation, which resulted in a hard landing.
- [NTSB CEN21LA053](https://openairdocs.org/ntsb/CEN21LA053.md): Trick Trikes Stss · Holden, MO · Accident · 1 fatal · Class 3 · Limited · Final report · Nov 11, 2020 · N5152E · Destroyed
  > The noncertificated pilot’s failure to maintain aircraft control during takeoff.
- [NTSB CEN20LA360](https://openairdocs.org/ntsb/CEN20LA360.md): Cessna 180 · St Louis, MO · Accident · Serious injuries · Class 3 · Limited · Final report · Aug 22, 2020 · N7620A · Substantial damage
  > A total loss of engine power due to improper maintenance of the mixture control cable and attachment hardware, which led to a forced landing into a congested area.
- [NTSB CEN20CA062](https://openairdocs.org/ntsb/CEN20CA062.md): Beech 76 · St. Charles, MO · Accident · No injuries · Data collection · Final report · Jan 16, 2020 · N6630D · Substantial damage
  > The pilot receiving instruction’s misunderstanding of the flight instructor’s instruction and the pilot's and the instructor’s insufficient use of rudder while adding power to the operating engine, which resulted in the airplane rolling left and the wing…
- [NTSB GAA17CA272](https://openairdocs.org/ntsb/GAA17CA272.md): John Murphy JSX-2 · Chesterfield, MO · Accident · No injuries · Data collection · Final report · May 7, 2017 · N458V · Substantial damage
  > The pilot’s failure to ensure that the canopy was properly secured before takeoff, which resulted in an unstable landing flare and hard landing.
- [NTSB CEN17LA061](https://openairdocs.org/ntsb/CEN17LA061.md): Mead RV 8A · Farmington, MO · Accident · Minor injuries · Limited investigation · Final report · Dec 27, 2016 · N918KS · Substantial damage
  > The pilot's failure to maintain airplane control during takeoff in crosswind conditions.
- [NTSB CEN14CA382](https://openairdocs.org/ntsb/CEN14CA382.md): Gremminger Greg Magni M 16 · Cape Girardeau, MO · Accident · Serious injuries · Data collection · Final report · Jul 17, 2014 · N216MG · Substantial damage
  > The pilot's failure to maintain sufficient altitude while maneuvering which led to a collision with power lines.
- [NTSB CEN12LA636](https://openairdocs.org/ntsb/CEN12LA636.md): JDT Mini-Max 1500R · Cameron, MO · Accident · 1 fatal · Limited investigation · Final report · Sep 16, 2012 · N3533D · Substantial damage
  > The pilot's failure to maintain adequate airspeed during initial climb, which resulted in an aerodynamic stall and spin at a low altitude.
- [NTSB CEN12IA592](https://openairdocs.org/ntsb/CEN12IA592.md): British Aerospace BAE Jetstream 3101 · Kansas City, MO · Incident · No injuries · Incident investigation · Final report · Aug 29, 2012 · N695MA · Minor damage
  > The flight crew’s failure to ensure that the cargo door was properly fastened before departure.
- [NTSB CEN12LA637](https://openairdocs.org/ntsb/CEN12LA637.md): Sackman Sackman Special · Ste. Genevieve, MO · Accident · No injuries · Limited investigation · Final report · Aug 11, 2012 · N4760R · Substantial damage
  > The loss of engine power during a low level maneuver due to oil starvation for reasons that could not be determined during postaccident examination.
- [NTSB CEN11FA469](https://openairdocs.org/ntsb/CEN11FA469.md): Bowie Richard Sonerai II · Dudley, MO · Accident · 1 fatal · Field investigation · Final report · Jul 9, 2011 · N113RB · Substantial damage
  > Fuel starvation due to the pilot’s improper fuel management and his decision to conduct the flight while under the influence of marijuana.
- [NTSB CEN11CA314](https://openairdocs.org/ntsb/CEN11CA314.md): Prichard Kevin Legacy 2K · Kansas City, MO · Accident · No injuries · Data collection · Final report · May 2, 2011 · N50KP · Substantial damage
  > The pilot's misjudgment of the landing area, which resulted in the airplane touching down on a grass area adjacent to the runway and between parallel taxiways.
- [NTSB CEN10LA171](https://openairdocs.org/ntsb/CEN10LA171.md): Loehr Thomas H Zenith Stol CH701 · Eldon, MO · Accident · No injuries · Limited investigation · Final report · Mar 22, 2010 · N144AC · Substantial damage
  > A loss of engine thrust during takeoff due to the failure of the engine-to-propeller drive belts as a result of improper belt tension. Contributing to the accident was the non-certificated pilot's improper preflight inspection.
- [NTSB CEN09CA468](https://openairdocs.org/ntsb/CEN09CA468.md): Corvus Carone MK 1 · Lee's Summit, MO · Accident · No injuries · Data collection · Final report · Jul 23, 2009 · N51299 · Substantial damage
  > A loss of engine power for undetermined reasons.
- [NTSB CEN09CA423](https://openairdocs.org/ntsb/CEN09CA423.md): Lewis Keith O Viggenite · Chesterfield, MO · Accident · No injuries · Data collection · Final report · Jul 8, 2009 · N20VV · Substantial damage
  > The loss of engine power for unknown reasons.
- [NTSB CHI06LA164](https://openairdocs.org/ntsb/CHI06LA164.md): Miller Zenair Cricket MC-12 · Lee's Summit, MO · Accident · 1 fatal · Limited investigation · Final report · Jun 24, 2006 · N36CZ · Substantial damage
  > The pilot's failure to maintain airspeed while operating in the traffic pattern after the loss of power in one engine, resulting in an inadvertent stall/spin. An additional cause was the loss of engine power in one of the two engines for undetermined reasons.
- [NTSB CHI06LA069](https://openairdocs.org/ntsb/CHI06LA069.md): Zilz Zenith CH801 · Moscow Mills, MO · Accident · No injuries · Limited investigation · Final report · Jan 18, 2006 · N143ZT · Substantial damage
  > A loss of engine power due to inadequate design of the engine compartment which resulted in inadequate engine cooling and fuel starvation due to vapor lock. Factors associated with the accident were the utility pole and trees which were contacted during the…
- [NTSB CHI06CA003](https://openairdocs.org/ntsb/CHI06CA003.md): DallMeyer Zenith CH-701 · Rolla, MO · Accident · No injuries · Data collection · Final report · Oct 10, 2005 · N701PR · Substantial damage
  > The pilot misjudged the power required during the landing flare which resulted in a hard landing on the nose wheel. A factor associated with the accident was the pilot's lack of experience in the airplane.
- [NTSB CHI05CA100](https://openairdocs.org/ntsb/CHI05CA100.md): Mitchell KR-2S · Cameron, MO · Accident · Minor injuries · Data collection · Final report · Apr 14, 2005 · N316RP · Destroyed
  > The loss of engine power for an undetermined reason and the misjudged landing flare which resulted in the bounced landing. Additional causes were the improper recovery from the bounced landing and the inadvertent stall. A factor was the pilot's lack of…
- [NTSB CHI03IA207](https://openairdocs.org/ntsb/CHI03IA207.md): Spiker Rotorway 162F · Creve Coeur, MO · Incident · No injuries · Incident investigation · Final report · Jul 11, 2003 · N444T · Minor damage
  > The inadvertent dynamic rollover of the helicopter after the helicopter became airborne during an engine run-up.
- [NTSB CHI03FA099](https://openairdocs.org/ntsb/CHI03FA099.md): Dassault DA-20C · St Louis, MO · Accident · Serious injuries · Field investigation · Final report · Apr 8, 2003 · N179GA · Destroyed
  > The pilot in command's improper in-flight decision not to divert to an alternate destination resulting in the exhaustion of the airplane's fuel supply, and his failure to relay his low fuel state to air traffic control in a timely manner.
- [NTSB CHI02LA108](https://openairdocs.org/ntsb/CHI02LA108.md): Long FEW TF-51 · Summersville, MO · Accident · Minor injuries · Limited investigation · Final report · Apr 16, 2002 · N51HL · Substantial damage
  > The unsuitable terrain encountered during the power off landing. The loss of engine power for unknown reasons was a contributing factor.
- [NTSB CHI00LA224](https://openairdocs.org/ntsb/CHI00LA224.md): Bohner Pitts Model 12 · Neosho, MO · Accident · Minor injuries · Limited investigation · Final report · Jul 26, 2000 · N811WS · Substantial damage
  > The unsuitable terrain the pilot selected during his emergency landing. Factors were the hay rolls and the loss of engine power for undetermined reasons.
- [NTSB CHI00LA119](https://openairdocs.org/ntsb/CHI00LA119.md): Brice Rotorway Exec 162F · Kimberling, MO · Accident · No injuries · Limited investigation · Final report · Apr 22, 2000 · N627RM · Substantial damage
  > aircraft control not being maintained by the pilot. Factors to the accident were the encountered dynamic rollover and the uneven terrain.
- [NTSB CHI96LA010](https://openairdocs.org/ntsb/CHI96LA010.md): Crowley/Zenair Zodiac CH-600 · Columbia, MO · Accident · No injuries · Limited investigation · Final report · Oct 15, 1995 · N596WC · Substantial damage
  > A loss of elevator control as a result of the top elevator control cable working its way out of a fitting.
- [NTSB CHI92LA126](https://openairdocs.org/ntsb/CHI92LA126.md): Cessna 170B · St. James, MO · Accident · Serious injuries · Limited investigation · Final report · Apr 11, 1992 · N1966C · Substantial damage
  > The pilot's failure to maintain clearance from terrain during the attempted takeoff and climb out. A related factor was the rising terrain.
- [NTSB MKC87IA043](https://openairdocs.org/ntsb/MKC87IA043.md): Embraer EMB-120 · Springfield, MO · Incident · No injuries · Incident investigation · Final report · Jan 23, 1987 · N120AM · Minor damage
  > The PIC of this air midwest flt 4408 said that, while on initial climb, power (np) on the left engine decayed to 60% and would not recover. The engine was feathered by condition lever but the torque rose to 140% while returning for a landing, according to the…
- [NTSB MKC83LA139](https://openairdocs.org/ntsb/MKC83LA139.md): Bowlin Quickie · Grain Valley, MO · Accident · No injuries · Limited investigation · Final report · Jun 28, 1983 · N55772 · Substantial damage
  > The acft made a landing during its first test flight. The plt stated that he had slowed the acft to below 65 mph at about 10 ft above the rwy. At this point the canard stalled & the nose pitched down. There was no damage on the first rwy contact. On the…
- [NTSB MKC78DCG10](https://openairdocs.org/ntsb/MKC78DCG10.md): Terrill SPEC-L · Kimberling, MO · Accident · No injuries · Closed · Nov 18, 1977 · N3622G · Substantial damage
- [NTSB MKC76FCA39](https://openairdocs.org/ntsb/MKC76FCA39.md): Bell 47J · St Louis, MO · Accident · No injuries · Closed · Aug 7, 1976 · N5154B · Substantial damage
- [NTSB MKC76DCA07](https://openairdocs.org/ntsb/MKC76DCA07.md): Hughes 269B · Kennett, MO · Accident · No injuries · Closed · Aug 6, 1975 · N11XC · Substantial damage
- [NTSB MKC68D0537](https://openairdocs.org/ntsb/MKC68D0537.md): Beech D95A · Kansas City, MO · Accident · No injuries · Closed · Apr 16, 1968 · N8613M · Substantial damage
- [NTSB MKC68D0214](https://openairdocs.org/ntsb/MKC68D0214.md): Cessna 140 · Independence, MO · Accident · Minor injuries · Closed · Aug 24, 1967 · N76939 · Substantial damage
- [NTSB MKC66F0499](https://openairdocs.org/ntsb/MKC66F0499.md): Piper PA-22 · Columbia, MO · Accident · No injuries · Closed · Feb 26, 1966 · N7804D · Substantial damage

## 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" = 'MO' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('99999'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=99999&state=MO

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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.