NTSB investigations, MN
5 cases where NTSB found Engine (turbine/turboprop).
Cases per year
| 2008 | 1 |
|---|---|
| 2010 | 2 |
| 2020 | 1 |
| 2023 | 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.\"eventStateOrRegion\" = 'MN' AND c.\"eventCountry\" = 'USA'
AND c.\"mKey\" IN (SELECT f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE starts_with(f.\"findingCode\", '010572'))
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" = 'MN' AND c."eventCountry" = 'USA' AND c."mKey" IN (SELECT f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE starts_with(f."findingCode", '010572')) 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 ENG23LA034Incident · No injuriesClass 3 · LimitedFinal reportHall Lester R Legacy · Rochester, MNMechanically distressed reduction gears causing an engine overspeed and turbine blade tensile overload and subsequent uncontainment. Contributing to the uncontainment was the operator’s use of the engine after knowingly purchasing the engine in an…NTSB CEN21LA004Accident · Serious injuriesClass 3 · LimitedFinal reportPiper PA46 · Lake Elmo, MNA total loss of engine power for reasons that could not be determined.NTSB CEN10LA431Accident · 1 fatalLimited investigationFinal reportBell 47G-4A · Rochester, MNThe total loss of engine power due to a high-cycle fatigue fracture of a first-stage compressor blade. The reason for the fracture could not be determined during postaccident examination.NTSB ENG10IA037Incident · No injuriesIncident investigationFinal reportDouglas DC9 · Minneapolis, MNThe failure of the facility that overhauled the 1st stage fan blade to properly restore the leading edge, which caused a flutter mode resulting in a fatigue crack and fracture of the fan blade.NTSB CHI08CA257Accident · No injuriesData collectionFinal reportAir Tractor AT-400A · Luverne, MNThe failure of the compressor turbine blades which resulted in the loss of power. Factors associated with the accident were the low altitude and the trees.