NTSB investigations: Beech C23, IN

6 cases on aircraft the registry lists as Beech C23. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.

Defining event

Finding

Phase of flight

Aircraft model

Cases per year

19762026

NTSB investigations: Beech C23, IN per year, 1976–2026: 6 cases
1976	1
1979	1
1980	1
1994	1
1999	1
2025	1

Where

Open the map

Latest cases

Query with 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" = 'IN' 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 ('1151242')) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

duckdb -csv -c "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\" = 'IN' 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 ('1151242'))
  ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

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" = 'IN' 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 ('1151242'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.

NTSB CEN25LA382Accident · No injuriesClass 4 · LimitedFinal reportBeech C23 · South Bend, INThe pilot’s failure to maintain control of the airplane during a go around which resulted in an aerodynamic stall. Contributing to the accident was the loss of directional control during the landing roll.Sep 10, 2025 · N997V · Substantial damage NTSB CHI00LA001Accident · Minor injuriesLimited investigationFinal reportBeech C-23 · Greenwood, INundetermined.Oct 3, 1999 · N9213S · Substantial damage NTSB CHI94LA187Accident · No injuriesLimited investigationFinal reportBeech C-23 · Gary, INImproper preflight planning and preparation by the pilot-in-command which resulted in fuel exhaustion. A factor associated with the accident was the delay in emergency procedures by the pilot-in-command.Jun 4, 1994 · N18893 · Substantial damage NTSB CHI80FEX26Accident · No injuriesClosedBeech C-23 · Martinsville, INJul 17, 1980 · N1917L · Substantial damage NTSB CHI79FEX21Accident · Serious injuriesClosedBeech C-23 · Fishers, INApr 17, 1979 · N2064L · Substantial damage NTSB CHI77FET01Accident · Minor injuriesClosedBeech C23 · Culver, INOct 2, 1976 · N9165S · Substantial damage