# NTSB investigations: Piper PA-31-325: Loss of engine power(partial) - nonmechanical

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 MIA94FA167](https://openairdocs.org/ntsb/MIA94FA167.md): Piper PA-31-325 · Lantana, FL · Accident · 2 fatal · Field investigation · Final report · Jun 24, 1994 · N27872 · Substantial damage
  > The pilot's impairment of judgment and performance due to drugs, his failure to abort the takeoff after experiencing reduced takeoff performance, and his failure to maintain minimum control speed. Factors in the accident were: a partial loss of engine power…
- [NTSB MIA90FA145](https://openairdocs.org/ntsb/MIA90FA145.md): Piper PA-31 · Panama City, FL · Accident · 2 fatal · Field investigation · Final report · Jun 26, 1990 · N18PA · Destroyed
  > A loss of power on both engines during takeoff as a result of inadequate maintenance. In addition, the pilot failed to abort the takeoff.
- [NTSB FTW86LA029](https://openairdocs.org/ntsb/FTW86LA029.md): Piper PA-31-325 · Junction, TX · Accident · Serious injuries · Limited investigation · Final report · Dec 29, 1985 · N27842 · Destroyed
  > During initial climb after takeoff the pilot noticed oil streaming out from the oil filler access door on the right engine cowling. He elected to continue climbing and make a tear drop turn back to the airport and land in the opposite direction from which he…

## 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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7103105')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 354))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=7103105&occurrence=354

---
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.