# NTSB investigations: Aeronca 11AC, CA 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 WPR24LA261](https://openairdocs.org/ntsb/WPR24LA261.md): Aeronca 11AC · Winchester, CA · Accident · No injuries · Class 3 · Limited · Final report · Jul 27, 2024 · N86270 · Substantial damage > A total loss of engine power due to a fatigue fracture of the crankshaft. - [NTSB WPR22LA099](https://openairdocs.org/ntsb/WPR22LA099.md): Aeronca 11AC · Napa, CA · Accident · No injuries · Class 3 · Limited · Final report · Feb 8, 2022 · N9500E · Substantial damage > The loss of engine power for undetermined reasons, which resulted in an off-airport landing on unimproved terrain. - [NTSB WPR20CA058](https://openairdocs.org/ntsb/WPR20CA058.md): Aeronca 11AC · San Diego, CA · Accident · No injuries · Data collection · Final report · Nov 25, 2019 · N9510E · Substantial damage > The pilot's failure to maintain directional control during the landing roll with a quartering tailwind, which resulted in a collision with an airport sign and subsequent ground-loop. - [NTSB WPR12LA367](https://openairdocs.org/ntsb/WPR12LA367.md): Aeronca 11AC · Pacoima, CA · Accident · Serious injuries · Limited investigation · Final report · Aug 25, 2012 · N9409E · Substantial damage > A total loss of engine power on approach for landing due to a combination of the low fuel level and fuel contamination. - [NTSB LAX91LA201](https://openairdocs.org/ntsb/LAX91LA201.md): Aeronca 11AC · Madera, CA · Accident · No injuries · Limited investigation · Final report · May 6, 1991 · N86295 · Substantial damage > That the pilot failed to properly recover from a bounced landing. Contributing to this accident was the pilot's lack of experience in the airplane. - [NTSB LAX90LA003](https://openairdocs.org/ntsb/LAX90LA003.md): Aeronca 11AC · Penn Valley, CA · Accident · No injuries · Limited investigation · Final report · Oct 5, 1989 · N85837 · Substantial damage > Failure of the pilot to maintain directional control during the landing roll-out, which resulted in an inadvertent ground swerve. Uneven terrain beside the runway was a factor. - [NTSB LAX88LA092](https://openairdocs.org/ntsb/LAX88LA092.md): Aeronca 11AC · Lakeport, CA · Accident · No injuries · Limited investigation · Final report · Jan 20, 1988 · N9416E · Substantial damage > During ldg rollout the acft veered off the rwy, went into a ditch & collided with terrain causing substantial damage. The surface winds were estimated at only 5 KTS. The plt acknowledged that the accident might have been prevented if he had been less… - [NTSB LAX82IA086](https://openairdocs.org/ntsb/LAX82IA086.md): Aeronca 11AC · Weldon, CA · Incident · Minor injuries · Incident investigation · Final report · Feb 27, 1982 · N9361E · Minor damage > Pilot stated that while at cruise, the engine began running rough and a precautionary landing was executed. During the touchdown, the aircraft struck a bump disconnecting the steering springs. He then lost directional control, striking a tree and fence on the… - [NTSB LAX78DVA44](https://openairdocs.org/ntsb/LAX78DVA44.md): Aeronca 11AC · Shafter, CA · Accident · No injuries · Closed · May 20, 1978 · N9716E · Substantial damage - [NTSB OAK76DVD49](https://openairdocs.org/ntsb/OAK76DVD49.md): Aeronca 11AC · Willits, CA · Accident · No injuries · Closed · Aug 25, 1976 · N9332E · Substantial damage - [NTSB OAK76AP025](https://openairdocs.org/ntsb/OAK76AP025.md): Aeronca 11AC · Lincoln, CA · Accident · 2 fatal · Closed · Nov 2, 1975 · N3191E · Destroyed - [NTSB OAK74DVA60](https://openairdocs.org/ntsb/OAK74DVA60.md): Aeronca 11AC · Oakdale, CA · Accident · No injuries · Closed · Apr 11, 1974 · N85838 · Substantial damage - [NTSB LAX74DVA43](https://openairdocs.org/ntsb/LAX74DVA43.md): Aeronca 7AC · Taft, CA · Accident · No injuries · Closed · Feb 3, 1974 · N9716E · Substantial damage - [NTSB LAX72AL056](https://openairdocs.org/ntsb/LAX72AL056.md): Aeronca 11AC · Carpinteria, CA · Accident · 2 fatal · Closed · May 17, 1972 · N86050 · Destroyed - [NTSB OAK72FVG18](https://openairdocs.org/ntsb/OAK72FVG18.md): Aeronca 11AC · Sacramento, CA · Accident · Serious injuries · Closed · Aug 18, 1971 · N9285E · Substantial damage - [NTSB LAX71DUG96](https://openairdocs.org/ntsb/LAX71DUG96.md): Aeronca 11AC · Upland, CA · Accident · No injuries · Closed · Apr 4, 1971 · N9080E · Substantial damage - [NTSB LAX71DVA42](https://openairdocs.org/ntsb/LAX71DVA42.md): Aeronca 11AC · Lone Pine, CA · Accident · No injuries · Closed · Dec 5, 1970 · N86312 · Substantial damage - [NTSB OAK71AP011](https://openairdocs.org/ntsb/OAK71AP011.md): Aerona 11AC · Mt.Hamilton, CA · Accident · 1 fatal · Closed · Aug 24, 1970 · N9384E · Destroyed - [NTSB OAK70DVG05](https://openairdocs.org/ntsb/OAK70DVG05.md): Aeronca 11AC · Loomis, CA · Accident · No injuries · Closed · Mar 20, 1970 · N9231E · Substantial damage - [NTSB OAK69D0167](https://openairdocs.org/ntsb/OAK69D0167.md): Aeronca 11AC · Schellville, CA · Accident · Minor injuries · Closed · Oct 7, 1968 · N9214E · Substantial damage - [NTSB OAK68F0037](https://openairdocs.org/ntsb/OAK68F0037.md): Aeronca 11AC · Lake Tahoe, CA · Accident · No injuries · Closed · Jul 20, 1967 · N9730E · Substantial damage - [NTSB LAX67D0435](https://openairdocs.org/ntsb/LAX67D0435.md): Aeronca 11AC · Nipton, CA · Accident · No injuries · Closed · Mar 18, 1967 · N85833 · Substantial damage - [NTSB LAX67D0431](https://openairdocs.org/ntsb/LAX67D0431.md): Aeronca 11AC · Corona, CA · Accident · Serious injuries · Closed · Mar 12, 1967 · N86337 · Substantial damage - [NTSB OAK67D0179](https://openairdocs.org/ntsb/OAK67D0179.md): Aeronca 11AC · Hilt, CA · Accident · Minor injuries · Closed · Dec 15, 1966 · N3509E · Substantial damage - [NTSB OAK66D0301](https://openairdocs.org/ntsb/OAK66D0301.md): Aeronca 11AC · Hanford, CA · Accident · No injuries · Closed · May 30, 1966 · N86150 · Substantial damage - [NTSB LAX66D0261](https://openairdocs.org/ntsb/LAX66D0261.md): Aeronca 11AC · Santa Susana, CA · Accident · No injuries · Closed · Feb 20, 1966 · N9669E · Substantial damage - [NTSB OAK66D0103](https://openairdocs.org/ntsb/OAK66D0103.md): Aeronca 11AC · Loma Prieta, CA · Accident · No injuries · Closed · Aug 22, 1965 · N86356 · Substantial damage - [NTSB OAK66F0064](https://openairdocs.org/ntsb/OAK66F0064.md): Aeronca 11AC · Vacaville, CA · Accident · No injuries · Closed · Jul 3, 1965 · N3191E · Substantial damage ## 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" = 'CA' 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 ``` This list as a web page: https://openairdocs.org/ntsb?model=0191102&state=CA --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.