# NTSB investigations, NE: Loss of engine power (partial)

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 CEN25FA006](https://openairdocs.org/ntsb/CEN25FA006.md): Beech C99 · Norfolk, NE · Accident · 1 fatal · Class 3 · Field · Final report · Oct 8, 2024 · N130GP · Destroyed
  > The pilot’s failure to maintain adequate airspeed following a partial loss of engine power during takeoff, which resulted in a loss of airplane control. Contributing to the accident was the fatigue failure of the compressor turbine fan disk blade.
- [NTSB CEN24LA269](https://openairdocs.org/ntsb/CEN24LA269.md): Piper PA-36-375 · Avoca, NE · Accident · No injuries · Class 3 · Limited · Final report · Jul 16, 2024 · N2386X · Substantial damage
  > A partial loss of engine power due to the loose left magneto which resulted in erratic engine timing.
- [NTSB CEN22LA309](https://openairdocs.org/ntsb/CEN22LA309.md): Cessna 172M · Friend, NE · Accident · No injuries · Class 3 · Limited · Final report · Jul 8, 2022 · N5177H · Substantial damage
  > A loss of engine power due to a stuck valve.
- [NTSB CEN19LA250](https://openairdocs.org/ntsb/CEN19LA250.md): Robinson Helicopter R44 II · Lyons, NE · Accident · Minor injuries · Class 3 · Limited · Final report · Aug 3, 2019 · N440EM · Substantial damage
  > The engine's low cylinder compression, which resulted in low rotor rpm and a subsequent dynamic rollover following landing on soft terrain.
- [NTSB CEN19LA121](https://openairdocs.org/ntsb/CEN19LA121.md): Bell OH 58A · Omaha, NE · Accident · No injuries · Class 3 · Limited · Final report · Apr 16, 2019 · N109PD · Substantial damage
  > A partial loss of engine power for reasons that could not be determined based on the available evidence.
- [NTSB GAA19CA160](https://openairdocs.org/ntsb/GAA19CA160.md): Piper PA18 · Rushville, NE · Accident · No injuries · Data collection · Final report · Mar 8, 2019 · N8566D · Substantial damage
  > The partial loss of engine power due to the accumulation of carburetor ice, which resulted in a forced landing on rough terrain.
- [NTSB CEN18LA363](https://openairdocs.org/ntsb/CEN18LA363.md): Cessna P210N · Crete, NE · Accident · Serious injuries · Limited investigation · Final report · Sep 1, 2018 · N210PF · Substantial damage
  > The stuck turbocharger wastegate in the closed position for reasons that could not be determined based on the available information. Also causal was the pilot's failure to reduce the throttle during takeoff when the manifold pressure and fuel flow exceeded…
- [NTSB CEN18LA199](https://openairdocs.org/ntsb/CEN18LA199.md): Aeronca 58B · Tekamah, NE · Accident · Serious injuries · Limited investigation · Final report · May 28, 2018 · N47252 · Substantial damage
  > The partial loss of engine power due to the formation of carburetor ice. Contributing to the accident was the pilot's failure to use carburetor heat and his decision to continue flight with reduced engine power rather than landing the airplane on suitable…
- [NTSB CEN15LA389](https://openairdocs.org/ntsb/CEN15LA389.md): Air Tractor AT 502B · Monroe, NE · Accident · Minor injuries · Limited investigation · Final report · Aug 27, 2015 · N61267 · Substantial damage
  > Loss of propeller thrust for reasons that could not be determined, since examination of the airplane's engine, propeller, and associated accessories revealed no anomalies.
- [NTSB CEN14CA395](https://openairdocs.org/ntsb/CEN14CA395.md): Cessna A188B · Milford, NE · Accident · No injuries · Data collection · Final report · Jul 23, 2014 · N730GU · Substantial damage
  > The pilot's improper engine mixture setting which reduced available engine power, and his inadvertent retraction of flaps which resulted in an impact with crops and terrain.
- [NTSB CEN11CA526](https://openairdocs.org/ntsb/CEN11CA526.md): Piper PA-36-375 · Cambridge, NE · Accident · No injuries · Data collection · Final report · Jul 23, 2011 · N3963E · Substantial damage
  > The pilot's failure to reset the engine's mixture control lever to the full rich position prior to takeoff.
- [NTSB CEN10LA012](https://openairdocs.org/ntsb/CEN10LA012.md): Luscombe 8E · Weeping Water, NE · Accident · Serious injuries · Limited investigation · Final report · Oct 11, 2009 · N1536B · Substantial damage
  > The pilot’s failure to maintain aircraft control resulting in a stall. Contributing to the accident was the stuck exhaust valve resulting in the partial loss of engine power.
- [NTSB DEN08LA120](https://openairdocs.org/ntsb/DEN08LA120.md): Chomo EAA Biplane B1 · Schuyler, NE · Accident · Serious injuries · Limited investigation · Final report · Jul 3, 2008 · N6WC · Substantial damage
  > The pilot's failure to maintain clearance from the wire due to his diverted attention resulting in in-flight collision with the wire. Contributing to the accident was the pilot's failure to locate an emergency landing site.

## 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" = 'NE' 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" = '342' 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/342/sequence?state=NE

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