# Ongoing NTSB investigations: Pratt & Whitney PW4000 series

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 DCA27LA019](https://openairdocs.org/ntsb/DCA27LA019.md): Boeing 777-222 · Pacific Ocean (Pacific Ocean) · Accident · Serious injuries · Class 4 · Limited · Investigation open · Oct 21, 2026 · N769UA · No damage
- [NTSB ENG27LA001](https://openairdocs.org/ntsb/ENG27LA001.md): Boeing 777-222 · San Francisco, CA · Incident · No injuries · Class 4 · Limited · Investigation open · Oct 6, 2026 · N796UA
- [NTSB ENG25LA038](https://openairdocs.org/ntsb/ENG25LA038.md): Boeing 777 · Beijing, China · Incident · Class 3 · Limited · Preliminary report · May 26, 2025 · N793UA · Minor damage
  > On May 26, 2025, at approximately 0925 UTC, a Boeing 777-200, registration N793UA, operated as United Airlines flight 889, executed a rejected takeoff at Beijing Capital International Airport when the crew heard a loud bang and followed by a No. 2 (right)…

## 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."completionStatus" = 'Ongoing'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52119'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=52119&status=ongoing

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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.