NTSB investigations: Cessna 170B
9 cases on aircraft the registry lists as Cessna 170B, where the sequence of events included Aerodynamic stall/spin. 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
| 2008 | 1 |
|---|---|
| 2009 | 1 |
| 2012 | 1 |
| 2013 | 2 |
| 2015 | 1 |
| 2018 | 1 |
| 2021 | 1 |
| 2025 | 1 |
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 ('2072306', '2072307')
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\" = '241' 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 ('2072306', '2072307')
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" = '241' 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 ERA25LA320Accident · No injuriesClass 4 · LimitedFinal reportCessna 170B · Livermore Falls, METhe pilot’s failure to maintain adequate airspeed during landing in gusting wind conditions, which resulted in an aerodynamic stall and impact with terrain.NTSB CEN21LA415Accident · Serious injuriesClass 4 · LimitedFinal reportCessna 170B · Ozark, ARThe pilot’s inadequate takeoff performance planning that resulted in a climb gradient too low to clear trees on departure, and his failure to maintain aircraft control that resulted in an aerodynamic stall and impact with terrain.NTSB GAA18CA429Accident · No injuriesData collectionFinal reportCessna 170 · Spearfish, SDThe pilot’s improper decision to take off in tailwind conditions, which resulted in an aborted takeoff with insufficient runway remaining.NTSB GAA15CA282Accident · Minor injuriesData collectionFinal reportCessna 170B · Arctic Village, AKThe pilot exceeded the critical angle of attack during takeoff, which resulted in an aerodynamic stall and a collision with terrain.NTSB ANC13FA093Accident · 1 fatalField investigationFinal reportCessna 170B · Glennallen, AKThe pilot’s failure to maintain adequate airspeed while maneuvering at a low altitude, which resulted in an aerodynamic stall/spin and impact with the ground.NTSB WPR13CA301Accident · No injuriesData collectionFinal reportCessna 170B · Fallbrook, CAThe pilot’s failure to maintain adequate airspeed during the takeoff, and his loss of aircraft control during the subsequent stall recovery.NTSB ERA12CA344Accident · No injuriesData collectionFinal reportCessna 170B · Winterville, NCThe pilot's excessive bank at low altitude, which resulted in an aerodynamic stall.NTSB ANC09LA088Accident · Serious injuriesLimited investigationFinal reportCessna 170B · Anchorage, AKThe pilot’s decision to make an abrupt and steep low altitude turn just after takeoff, while attempting to return to his departure airport, resulting in an aerodynamic stall and loss of aircraft control. Contributing to the accident was the pilot’s failure to…NTSB ANC08FA037Accident · 1 fatalField investigationFinal reportCessna 170B · Tyonek, AKThe pilot's failure to maintain adequate airspeed to prevent a stall while maneuvering, which resulted in an uncontrolled descent and collision with terrain.