NTSB investigations: Aeronca 15AC, WI

6 cases on aircraft the registry lists as Aeronca 15AC. 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

19652026

NTSB investigations: Aeronca 15AC, WI per year, 1965–2026: 6 cases
1965	1
1966	3
1989	1
1991	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" = 'WI' 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 ('0191202')) 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\" = 'WI' 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 ('0191202'))
  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" = 'WI' 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 ('0191202'))
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 CHI91LA102Accident · 1 fatalLimited investigationFinal reportAeronca 15AC · St.Croix Falls, WIFailure to conduct a passenger safety briefing, and inadequate supervision, by the pilot in command. A factor related to the accident is the passenger's inattentiveness.Mar 3, 1991 · N1340H · No damage NTSB CHI89DEP06Accident · Minor injuriesFinal reportAeronca 15AC · Fort Atkinson, WIWater contamination of the fuel and the pilot's inadequate preflight. Factors related to the accident were: lack of suitable terrain for a forced landing & trees.Jul 3, 1989 · N1271H · Substantial damage NTSB CHI67D0436Accident · No injuriesClosedAeronca 15AC · Pt.Washington, WIDec 18, 1966 · N1401H · Substantial damage NTSB CHI67F0191Accident · Minor injuriesClosedAeronca 15AC · Superior, WISep 6, 1966 · N1156H · Substantial damage NTSB CHI67F0162Accident · Serious injuriesClosedAeronca 15AC · Minocqua, WIAug 6, 1966 · N1377H · Destroyed NTSB CHI66D0112Accident · No injuriesClosedAeronca 15AC · Wisconsin Dls, WIJun 19, 1965 · N1314H · Substantial damage