# NTSB investigations: Lycoming 0-145B series, AK

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 ANC26LA104](https://openairdocs.org/ntsb/ANC26LA104.md): Taylorcraft BL-65 · Ninilchik, AK · Accident · No injuries · Class 4 · Limited · Investigation open · Sep 11, 2026 · N22619 · Substantial damage
- [NTSB ANC23LA013](https://openairdocs.org/ntsb/ANC23LA013.md): Taylorcraft BL-65 · Wasilla, AK · Accident · No injuries · Class 3 · Limited · Final report · Jan 14, 2023 · N29886 · Substantial damage
  > The pilot's failure to remove all water from the fuel tank, which resulted in fuel contamination and a subsequent partial loss of engine power.
- [NTSB ANC13LA102](https://openairdocs.org/ntsb/ANC13LA102.md): Piper J3L-65 · Nondalton, AK · Accident · No injuries · Limited investigation · Final report · Sep 5, 2013 · N38262 · Substantial damage
  > The fracture and subsequent failure of the No. 4 cylinder exhaust valve during cruise flight, which resulted in a total loss of engine power.
- [NTSB ANC98FA043](https://openairdocs.org/ntsb/ANC98FA043.md): Taylorcraft BL12 · Sitka, AK · Accident · 1 fatal · Field investigation · Final report · Apr 28, 1998 · N33902 · Destroyed
  > The pilot's attempted VFR flight into instrument meteorological conditions. Contributing factors were clouds, the pilot's lack of instrument flight experience, obscuration and mountainous terrain.
- [NTSB ANC78DAH06](https://openairdocs.org/ntsb/ANC78DAH06.md): Piper PA-18 · Farewell, AK · Accident · No injuries · Closed · Aug 14, 1978 · N38762 · Substantial damage
- [NTSB ANC73FAA12](https://openairdocs.org/ntsb/ANC73FAA12.md): Champion 7ECA · Fairbanks, AK · Accident · No injuries · Closed · Aug 29, 1972 · N2644G · 2 aircraft · 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" = 'AK' 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 ('41502'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41502&state=AK

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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.