# NTSB investigations: Piper PA-31-310, MN

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 CHI86LA228](https://openairdocs.org/ntsb/CHI86LA228.md): Piper PA-31-310 · St. Paul, MN · Accident · No injuries · Limited investigation · Final report · Sep 18, 1986 · N707HB · Substantial damage
  > At the end of an uneventful flight the pilot lowered the landing gear and noted three gear down indicator lights. Upon landing rollout the nose gear collapsed. An inspection following the accident revealed that a hydraulic leak was present near the hydraulic…
- [NTSB MKC76DER68](https://openairdocs.org/ntsb/MKC76DER68.md): Piper PA-31 · Baxter, MN · Accident · No injuries · Closed · Jun 7, 1976 · N6T · 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" = 'MN' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7103102'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=7103102&state=MN

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