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Fatal NTSB investigations: Aeronca 11AC

33 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.

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Cases per year

19642026

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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."highestInjuryLevel" = 'Fatal' 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.\"highestInjuryLevel\" = 'Fatal'
    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."highestInjuryLevel" = 'Fatal'
  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 CEN16FA269Accident · 2 fatalField investigationFinal reportAeronca 11AC · Ishpeming, MIThe pilot's failure to maintain airspeed following a loss of engine power due to carburetor icing while turning from base to final at a low altitude, which resulted in the airplane's wing exceeding its critical angle of attack and a subsequent aerodynamic…Jul 19, 2016 · N85893 · Substantial damage NTSB CEN16FA240Accident · 2 fatalField investigationFinal reportAeronca 11AC · Frankenmuth, MIThe pilot's loss of control for undetermined reasons based on available information.Jul 3, 2016 · N86078 · Destroyed NTSB ATL04FA046Accident · 1 fatalField investigationFinal reportAeronca 11AC · San Antonio, FLThe pilot's failure to maintain clearance above objects on approach, which resulted in an in-flight collision with trees and the subsequent collision with terrain.Dec 5, 2003 · N9085F · Substantial damage NTSB CHI96FA290Accident · 2 fatalField investigationFinal reportAeronca 11AC · Charlotte, MIthe pilot's improper use of engine controls (carburetor heat and/or throttle), while making a relatively high speed approach, low pass, and pull-up, which resulted in partial loss of engine power; and failure of the pilot to maintain sufficient airspeed after…Aug 9, 1996 · N85825 · Destroyed NTSB LAX94LA267Accident · 1 fatalLimited investigationFinal reportAeronca 11AC · Wickenburg, AZLoss of engine power for an unknown reason, and failure of the pilot to maintain airspeed, which resulted in an inadvertent stall and collision with the ground.Jun 28, 1994 · N5512N · Substantial damage NTSB NYC94LA088Accident · 1 fatalLimited investigationFinal reportAeronca 11AC · Berwick, METhe pilot's inadequate preflight which fail to detect proper operation of the elevator which resulted in the loss of control inflight. A factor is inadequate maintenance which consisted of misrigging of the elevator flight controls.May 21, 1994 · N3167E · Destroyed NTSB ANC94LA003Accident · 1 fatalLimited investigationFinal reportAeronca 11AC · Kenney Lake, AKThe pilot's intentional VFR takeoff into instrument meteorological conditions which resulted in spatial disorientation and a loss of control. Factors in the accident were the weather and low light conditions.Oct 5, 1993 · N9230E · Destroyed NTSB CHI91DEM06Accident · 1 fatalFinal reportAeronca 11-AC · Central Lake, MIA result of the pilot in command not maintaining aircraft control and not performing remedial action after the airplane entered the steep descent. A factor contributing to this accident was the pilot in command's lack of recent experience.Jul 11, 1991 · N86083 · Destroyed NTSB FTW89FA091Accident · 2 fatalField investigationFinal reportAeronca 11AC · Paradise, TXLoss of engine power for an undetermined reason, and failure of the pilot to maintain sufficient airspeed during the forced landing, which resulted in an inadvertent stall.May 4, 1989 · N3226E · Destroyed NTSB NYC84FA310Accident · 2 fatalField investigationFinal reportAeronca 11AC · Newbury, MAThe student plt had logged approximately 240 hrs of flying time. He was not certificated to carry pax. Witnesses stated that they observed the acft descend at a slow airspeed to an alt of 100 ft. the acft then made a steep bank turn to the right and impacted…Sep 11, 1984 · N85819 · Destroyed NTSB NYC82FGT15Accident · 3 fatalFinal reportAeronca 11AC · Peach Bottom, PAThe non-certificated pilot took off with one passenger on board and with both doors removed. Witnesses observed the pilot make a number of passes near boats, under power lines and near people on the surface. A number of witnesses stated the passenger was…Jun 26, 1982 · N9451E · Destroyed NTSB ANC81DA115Accident · 2 fatalClosedAeronca 11AC · Haines, AKSep 20, 1981 · N86062 · Destroyed NTSB ATL81FA035Accident · 2 fatalClosedAeronca 11AC · Maryville, TNJan 24, 1981 · N3267E · Substantial damage NTSB CHI79FA053Accident · 1 fatalClosedAeronca 11AC · Chippewa Falls, WIJun 25, 1979 · N9408E · Destroyed NTSB DEN78FA067Accident · 1 fatalClosedAeronca 11AC · Wray, COSep 10, 1978 · N9366E · Destroyed NTSB SEA77DA001Accident · 1 fatalClosedAeronca 11AC · Medical Lake, WAOct 8, 1976 · N9053E · Destroyed NTSB MKC76AK079Accident · 2 fatalClosedAeronca 11AC · Hastings, MNSep 5, 1976 · N3488E · Destroyed NTSB MKC76AK054Accident · 1 fatalClosedAeronca 11AC · Archie, MOApr 12, 1976 · N9073E · Substantial damage NTSB OAK76AP025Accident · 2 fatalClosedAeronca 11AC · Lincoln, CANov 2, 1975 · N3191E · Destroyed NTSB LAX72AL056Accident · 2 fatalClosedAeronca 11AC · Carpinteria, CAMay 17, 1972 · N86050 · Destroyed NTSB MKC72AK015Accident · 2 fatalClosedAeronca 11AC · Admire, KSAug 16, 1971 · N86032 · Destroyed NTSB MIA71AM103Accident · 1 fatalClosedAeronca 11AC · Sandersville, GAMay 25, 1971 · N86338 · Destroyed NTSB MIA71AM049Accident · 2 fatalClosedAeronca 11AC · Butler, GADec 12, 1970 · N3247E · Destroyed NTSB ANC71AA030Accident · 2 fatalClosedAeronca 11AC · Northway, AKNov 23, 1970 · N9192E · Substantial damage NTSB OAK71AP011Accident · 1 fatalClosedAerona 11AC · Mt.Hamilton, CAAug 24, 1970 · N9384E · Destroyed NTSB CHI69A0085Accident · 1 fatalClosedAeronca 11AC · Alto, MIApr 7, 1969 · N9674E · Destroyed NTSB FTW69A0014Accident · 2 fatalClosedAeronca 11AC · Idabel, OKAug 31, 1968 · N85811 · Destroyed NTSB DEN68A0010Accident · 2 fatalClosedAerona 11AC · Erie, COAug 4, 1967 · N9563E · Destroyed NTSB MIA67A0109Accident · 2 fatalClosedAeronca 11AC · W Palm Beach, FLApr 22, 1967 · N85956 · Destroyed NTSB DEN67A0017Accident · 2 fatalClosedAeronca 11AC · Sandy, UTAug 24, 1966 · N9775E · Destroyed NTSB MKC66A0033Accident · 1 fatalClosedAeronca 11AC · Iola, KSDec 5, 1965 · N9749E · Destroyed NTSB UNK65X0310Accident · 1 fatalClosedAeronca 11AC · Spencerport, NYOct 17, 1964 · N3241E · Destroyed NTSB UNK64X1958Accident · 1 fatalClosedAeronca 11AC · Madras, ORMay 26, 1964 · N9181E · Destroyed