# NTSB investigations, 1987, ND: In flight collision with terrain/water

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 DEN88LA017](https://openairdocs.org/ntsb/DEN88LA017.md): Piper J5A · Devils Lake, ND · Accident · No injuries · Limited investigation · Final report · Oct 31, 1987 · N32887 · Substantial damage
  > A commercial plt was giving instruction to another commercial plt with a CFI rating. Witnesses observed the aircraft at approximately 100 feet over a water fowl production lake. The plt stated that during a turn and pull up, the engine lostpower and the…
- [NTSB DEN87LA073](https://openairdocs.org/ntsb/DEN87LA073.md): Mooney M20C · Wahpeton, ND · Accident · No injuries · Limited investigation · Final report · Mar 27, 1987 · N6550U · Substantial damage
  > A CFI and a dual student were making practice landings. On the sixth landing, the student failed to lower the landing gear. The CFI did not notice that the acft did not have landing gear extended. The acft landed with gear fully retracted.

## 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 year(c."eventDate") = 1987
  AND c."eventStateOrRegion" = 'ND' 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" = 230)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?occurrence=230&state=ND&year=1987

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