NTSB investigations: Aeronca 11AC, MN

10 cases on aircraft the registry lists as Aeronca 11AC. 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

19642026

NTSB investigations: Aeronca 11AC, MN per year, 1964–2026: 10 cases
1964	1
1965	1
1966	1
1972	1
1976	2
1979	2
1980	1
2017	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" = '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 ('0191102')) 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\" = '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 ('0191102'))
  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" = '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 ('0191102'))
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 GAA17CA203Accident · No injuriesData collectionFinal reportAeronca 11AC · Warroad, MNThe pilot’s improper landing flare and his subsequent failure to maintain directional control during the landing in tailwind conditions.Mar 25, 2017 · N9595E · Substantial damage NTSB CHI81FER04Accident · Minor injuriesClosedAeronca 11AC · Clyndon, MNOct 26, 1980 · N85906 · Substantial damage NTSB MKC80DER15Accident · No injuriesClosedAeronca 11AC · Sacred Heart, MNDec 6, 1979 · N86113 · Substantial damage NTSB MKC79FER71Accident · Serious injuriesClosedAeronca 11AC · Lake Park, MNSep 5, 1979 · N85964 · Substantial damage NTSB MKC76AK079Accident · 2 fatalClosedAeronca 11AC · Hastings, MNSep 5, 1976 · N3488E · Destroyed NTSB MKC76DER58Accident · No injuriesClosedAeronca 11AC · Sacred Heart, MNApr 18, 1976 · N86113 · Substantial damage NTSB MKC73FER06Accident · No injuriesClosedAeronca 11AC · Two Harbors, MNJul 18, 1972 · N3289E · Substantial damage NTSB MKC67F0303Accident · No injuriesClosedAeronca 11CC · Savage, MNOct 28, 1966 · N4132E · Substantial damage NTSB MKC65D0070Accident · Serious injuriesClosedAeronca 11BC · Grand Rapids, MNMar 12, 1965 · N86119 · Destroyed NTSB UNK65X1070Accident · No injuriesClosedAeronca 11AC · Gerogetown, MNDec 20, 1964 · N85906 · Substantial damage