# NTSB investigations, DC: Near collision between aircraft

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 DCA99IA023](https://openairdocs.org/ntsb/DCA99IA023.md): Boeing 757 · Washington, DC · Incident · No injuries · Incident investigation · Final report · Nov 29, 1998 · UNK · No damage
  > Undetermined.
- [NTSB BFO89IA036](https://openairdocs.org/ntsb/BFO89IA036.md): Northrop T-38A · Washington, DC · Incident · No injuries · Incident investigation · Final report · May 15, 1989 · N920NS · 2 aircraft · No damage
  > Failure of the T-38 pilot (in the other aircraft) to follow the ATC clearance and to maintain the proper altitude. Factors related to the incident were: failure of air traffic control (ATC) personnel to recognize the T-38'S improper altitude in a timely…

## 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" = 'DC' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o."occurrenceNumber" = 1 AND o."occurrenceCode" = 280)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?occurrence=280&state=DC

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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.