# NTSB investigations, ID: Powerplant sys/comp malf/fail

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 WPR25LA245](https://openairdocs.org/ntsb/WPR25LA245.md): Denney Kitfox · Parma, ID · Accident · Serious injuries · Class 3 · Limited · Preliminary report · Aug 8, 2025 · N300KF · Substantial damage
  > On August 8, 2025, about 1120 mountain daylight time, an experimental amateur-built Kitfox airplane, N300KF, was substantially damaged when it was involved in an accident near Parma, Idaho. The pilot sustained serious injuries. The airplane was operated as a…
- [NTSB WPR24LA087](https://openairdocs.org/ntsb/WPR24LA087.md): Mooney M20K · Burley, ID · Accident · Minor injuries · Class 3 · Limited · Final report · Feb 10, 2024 · C-FLQQ · Substantial damage
  > The failure of the pilot to fly a stabilized approach during an emergency landing with a tailwind, which resulted in a bounced landing and subsequent runway excursion during the landing roll. Contributing to the accident was the pilot’s inadequate preflight…
- [NTSB WPR24LA034](https://openairdocs.org/ntsb/WPR24LA034.md): Cessna 310 · Hayden, ID · Accident · Minor injuries · Class 3 · Limited · Final report · Nov 13, 2023 · N86H · Substantial damage
  > The pilot’s failure to maintain adequate airspeed and his exceedance of the airplane’s critical angle of attack, which resulted in a loss of control and subsequent stall during a precautionary landing. Contributing to the accident was the improper maintenance…
- [NTSB WPR19LA092](https://openairdocs.org/ntsb/WPR19LA092.md): Cessna 172 · Melba, ID · Accident · No injuries · Class 3 · Limited · Final report · Mar 1, 2019 · N6486J · Substantial damage
  > The total loss of engine power due to a separated carburetor idle mixture adjustment screw and spring assembly for reasons that could not be determined.
- [NTSB WPR18LA050](https://openairdocs.org/ntsb/WPR18LA050.md): Gray Jim Robert Exec · Caldwell, ID · Accident · No injuries · Limited investigation · Final report · Dec 17, 2017 · N716JB · Substantial damage
  > Failure of the oil pressure gauge line, which resulted in oil exhaustion and a total loss of engine power.
- [NTSB WPR13LA304](https://openairdocs.org/ntsb/WPR13LA304.md): Dorman Bakeng · Garden Valley, ID · Accident · No injuries · Limited investigation · Final report · Jul 2, 2013 · N39796 · Substantial damage
  > A mechanical failure of the oil cooler, which resulted in a complete loss of oil and engine power.
- [NTSB WPR12LA306](https://openairdocs.org/ntsb/WPR12LA306.md): Cessna 172N · Rockford, ID · Accident · No injuries · Limited investigation · Final report · Jul 16, 2012 · N5204K · Substantial damage
  > A partial loss of engine power during cruise flight due to the failure of the No. 3 cylinder exhaust valve for reasons that could not be determined due to the damage to the valve head and the missing valve stem. Contributing to the accident was the flight…
- [NTSB WPR12LA265](https://openairdocs.org/ntsb/WPR12LA265.md): Roetman Ryland K JR Eagle · Rexburg, ID · Accident · Serious injuries · Limited investigation · Final report · Jun 16, 2012 · N106BD · Substantial damage
  > A loss of engine oil pressure, which led to the subsequent uncommanded loss of thrust and decrease in the propeller rpm during a low-level aerobatic maneuver.
- [NTSB WPR12LA200](https://openairdocs.org/ntsb/WPR12LA200.md): Champion 7GC · Rexburg, ID · Accident · No injuries · Limited investigation · Final report · May 12, 2012 · N4861E · Substantial damage
  > A decrease in indicated oil pressure while maneuvering at low altitude for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation. Also causal was the pilot’s failure to…
- [NTSB WPR09CA415](https://openairdocs.org/ntsb/WPR09CA415.md): Paul B. Johnson Avid Mark IV · Nampa, ID · Accident · No injuries · Data collection · Final report · Aug 21, 2009 · N333PD · Substantial damage
  > The airplane's encounter with tall vegetation that ensnared the landing gear during an off-field precautionary landing.

## 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" = 'ID' 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" = '340' 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/340/sequence?state=ID

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