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NTSB investigations: Schweizer 269C-1, CA

11 cases on aircraft the registry lists as Schweizer 269C-1. 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

19992026

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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" = '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 ('8059504')) 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\" = '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 ('8059504'))
  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" = '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 ('8059504'))
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 WPR18LA265Accident · No injuriesClass 3 · LimitedFinal reportSchweizer 300CBi 269C1 · Granada Hills, CAA partial loss of engine power that was the result of a loss of compression in the No. 1 and 4 cylinders due to damage and material separation from the exhaust valve heads, which resulted in a subsequent forced, hard landing. Contributing to the accident was…Sep 15, 2018 · N2128T · Substantial damage NTSB LAX08LA213Accident · 2 fatalLimited investigationFinal reportSchweizer 269 C-1 · Sunol, CAThe pilots' failure to maintain adequate clearance from transmission wires during cruise flight. Contributing to the accident were the dark night and low fog.Jul 4, 2008 · N2011A · Destroyed NTSB LAX06LA290Accident · No injuriesLimited investigationFinal reportSchweizer 269C-1 · Van Nuys, CAInadequate maintenance adjustment and missing mixture spring, which resulted in a loss of engine power during approach.Sep 10, 2006 · N323CP · Substantial damage NTSB LAX06LA123Accident · 1 fatalLimited investigationFinal reportSchweizer 269C-1 · Valencia, CAThe certified flight instructor's failure to maintain an adequate clearance from objects.Feb 25, 2006 · N61466 · Destroyed NTSB LAX04LA331Accident · No injuriesLimited investigationFinal reportSchweizer 269C-1 · Burbank, CAthe failure of maintenance personnel to correctly service the forward landing gear strut dampers in accordance with the manufacturer's maintenance instructions.Sep 25, 2004 · N61413 · Substantial damage NTSB LAX04CA233Accident · No injuriesData collectionFinal reportSchweizer 269C-1 · Brentwood, CAthe student's improper use of the cyclic control, the flight instructor's inadequate supervision, and his delayed remedial action. A factor in the accident was the CFI's diverted attention.Jun 5, 2004 · N9421K · Substantial damage NTSB LAX04LA197Accident · No injuriesLimited investigationFinal reportSchweizer 269C-1 · Van Nuys, CAthe failure of maintenance personnel to ensure the proper charge of the aft landing gear dampers in accordance with the manufacturer's recommendations.Apr 27, 2004 · N61415 · Substantial damage NTSB LAX03LA010Accident · No injuriesLimited investigationFinal reportSchweizer 269C · Hayward, CAThe flight instructor's inadequate supervision and delayed remedial action, which resulted in a hard landing.Oct 18, 2002 · N61416 · Substantial damage NTSB LAX02LA228Accident · No injuriesLimited investigationFinal reportSchweizer 269C-1 · Concord, CAThe main rotor mast support tube failure as a result of fatigue.Jul 15, 2002 · N20256 · Substantial damage NTSB LAX00LA216Accident · No injuriesLimited investigationFinal reportSchweizer 269C-1 · Brentwood, CAThe student's improper execution of a quick-stop maneuver in that he misjudged his altitude and failed to terminate at a stationary hover prior to descending to a low hover. This resulted in an excessive engine power requirement and the student improperly…Jun 5, 2000 · N2029H · Substantial damage NTSB LAX99LA166Accident · No injuriesLimited investigationFinal reportSchweizer 269C-1 · Concord, CAThe inadequate supervision of the student pilot by the flight instructor during the practice autorotation, which resulted in a delayed flare and the tail rotor contacting the ground. A factor was a misinterpreted communication between the flight instructor…Apr 30, 1999 · N6148V · Substantial damage