NTSB investigations: Aeronca 7AC
9 cases on aircraft the registry lists as Aeronca 7AC, where the sequence of events included Off-field or emergency landing. 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.
Cases per year
| 2009 | 2 |
|---|---|
| 2011 | 1 |
| 2012 | 1 |
| 2015 | 1 |
| 2016 | 1 |
| 2020 | 1 |
| 2022 | 2 |
Where
Open the mapLatest cases
Query with SQL
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.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('2110102')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND s.\"tier2Number\" = '440' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE \"isDefiningEvent\")))
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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('2110102')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND s."tier2Number" = '440' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent")))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESCRun 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 ERA22LA329Accident · Minor injuriesClass 3 · LimitedFinal reportAeronca 7AC · Plant City, FLA total loss of engine power due to fuel starvation as a result of the pilot’s inadequate preflight fuel planning.NTSB ERA22LA249Accident · Minor injuriesClass 3 · LimitedFinal reportAeronca 7AC · Melrose, TNA total loss of engine power due to carburetor icing.NTSB CEN20LA422Accident · No injuriesClass 4 · LimitedFinal reportAeronca 7AC · St. Clairsville, OHThe pilots improper fuel planning that resulted in a total loss of engine power due to fuel exhaustion.NTSB CEN16LA218Accident · No injuriesLimited investigationFinal reportAeronca 7AC · East St. Louis, ILA total loss of engine power due to fracture of the piston pin, which led to fatigue cracking and eventual fracture of the adjacent connecting rod.NTSB ERA15LA183Accident · No injuriesLimited investigationFinal reportAeronca 7AC · Spring City, TNThe pilot's failure to properly apply carburetor heat in conditions conducive to carburetor icing, which resulted the accumulation of carburetor ice and the subsequent total loss of engine power.NTSB ERA12LA507Accident · No injuriesLimited investigationFinal reportAeronca 7AC · Clifford, PAPartial loss of engine power for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.NTSB WPR11LA131Accident · No injuriesLimited investigationFinal reportAeronca 7AC · Novato, CAThe pilot's use of a non-vented fuel cap, which resulted in a total loss of engine power due to fuel starvation.NTSB ERA09LA397Accident · No injuriesLimited investigationFinal reportAeronca 7AC · Auburn, MEA loss of engine power due to fuel contamination. Contributing to the accident was the inadequate maintenance inspection of the airplane and engine's fuel system.NTSB ERA09LA151Accident · No injuriesLimited investigationFinal reportAeronca 7AC · Cameron, SCA loss of engine power for undetermined reasons.