# NTSB investigations, MA: Unknown or undetermined

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 ERA26LA305](https://openairdocs.org/ntsb/ERA26LA305.md): Barry Lynn Kromer Zenith Cruzer · Chatham, MA · Accident · Minor injuries · Class 3 · Limited · Preliminary report · Aug 14, 2026 · N673BK · Substantial damage
  > On August 14, 2026, about 1040 eastern daylight time, an experimental amateur-built Zenith Cruzer, N673BK, was substantially damaged when it was involved in an accident near Chatham, Massachusetts. The pilot and the pilot-rated passenger received minor…
- [NTSB CEN26FA257](https://openairdocs.org/ntsb/CEN26FA257.md): Dakota Cub Super 18 · Plymouth, MA · Accident · 1 fatal · Class 3 · Field · Preliminary report · Jul 16, 2026 · N84AJ · Substantial damage
  > On July 16, 2026, about 0740 eastern daylight time, a Dakota Cub Super 18 airplane, N84AJ, was substantially damaged when it was involved in an accident near Plymouth, Massachusetts. The pilot was fatally injured. The airplane operated under the provisions of…
- [NTSB ERA23LA373](https://openairdocs.org/ntsb/ERA23LA373.md): Liore et Oliver Nieuport 28 · Hudson, MA · Accident · No injuries · Class 3 · Limited · Final report · Sep 17, 2023 · SE-BMA · Substantial damage
  > A total loss of engine power for undetermined reasons.
- [NTSB ERA13LA360](https://openairdocs.org/ntsb/ERA13LA360.md): Quest Kodiak 100 · Westport, MA · Accident · Minor injuries · Limited investigation · Final report · Aug 11, 2013 · N10PZ · Substantial damage
  > A failure to achieve a positive climb rate after takeoff for reasons that could not be determined because postaccident examination of the airframe and engine did not reveal any mechanical malfunctions or anomalies that would have precluded normal operation.
- [NTSB ERA11FA094](https://openairdocs.org/ntsb/ERA11FA094.md): Piper PA-28-151 · Spencer, MA · Accident · 1 fatal · Field investigation · Final report · Dec 22, 2010 · N30ZZ · Substantial damage
  > The in-flight collision with a tree while returning to land for undetermined reasons.

## 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" = 'MA' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '000' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent"))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/000/sequence?state=MA

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