# NTSB investigations: Piper L-4H

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 ANC86FA085](https://openairdocs.org/ntsb/ANC86FA085.md): Piper L-4H · Anchorage, AK · Accident · No injuries · Field investigation · Final report · Jun 21, 1986 · N58988 · Substantial damage
  > The pilot/mechanic stated the engine oil pressure gauge began flickering, so he elected to land and during the descent the engine failed. He landed downwind in 20 knot winds and during the landing roll, across tundra/mud the airplane's wheels struck a large…
- [NTSB MIA71DLD43](https://openairdocs.org/ntsb/MIA71DLD43.md): Piper J-3 · Haines City, FL · Accident · No injuries · Closed · Dec 31, 1970 · N9217H · 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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7100518'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=7100518

---
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.