NTSB investigations, UT
17 cases where the sequence of events included Loss of lift.
Cases per year
| 2010 | 2 |
|---|---|
| 2011 | 1 |
| 2012 | 3 |
| 2013 | 2 |
| 2014 | 1 |
| 2015 | 1 |
| 2016 | 1 |
| 2018 | 2 |
| 2019 | 1 |
| 2021 | 1 |
| 2023 | 1 |
| 2024 | 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\" = 'UT' AND c.\"eventCountry\" = 'USA'
AND c.\"mKey\" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.\"tier2Number\" = '500' 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."eventStateOrRegion" = 'UT' AND c."eventCountry" = 'USA' AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '500' 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
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 WPR24LA216Accident · Serious injuriesClass 4 · LimitedFinal reportAlexander Schleicher ASH 31 MI · Parowan, UTThe glider’s encounter with atmospheric conditions where the lift was not sufficient to maintain?flight.NTSB WPR23LA204Accident · No injuriesClass 4 · LimitedFinal reportCessna 175A · Enterprise, UTThe pilot’s inability to maintain altitude during an initial climbout in mountainous terrain after encountering a suspected downdraft.NTSB WPR21LA290Accident · Minor injuriesClass 4 · LimitedFinal reportBurkhart Grob G 103 Twin II · Levan, UTThe glider’s encounter with atmospheric conditions where the lift was not sufficient to maintain flight which resulted in an off-airport landing and a collision with a fence.NTSB GAA20CA032Accident · Minor injuriesData collectionFinal reportFlight Design Ctls · Monument Valley, UTThe pilot's failure to maintain lateral control and to attain adequate altitude during takeoff with a quartering tailwind in gusting wind conditions, which resulted in impact with a sandy berm left of the runway.NTSB GAA18CA377Accident · No injuriesData collectionFinal reportJonker Sailplanes JS1-C · Panguitch, UTThe pilot’s inability to maintain altitude and his delayed decision to deploy the powered-glider’s engine, which necessitated an off-airport landing.NTSB GAA18CA314Accident · No injuriesData collectionFinal reportSchleicher ASW · Nephi, UTThe glider’s encounter with atmospheric conditions where the lift was not sufficient to maintain flight, which resulted in a hard off-airport landing.NTSB WPR16LA114Accident · Serious injuriesLimited investigationFinal reportMichael Burton Calidus · Fruitland, UTThe pilot's improper judgment in conducting a flight in a gyroplane over mountainous terrain near its demonstrated maximum operating altitude and his subsequent failure to maintain adequate clearance with terrain during cruise flight in turbulent weather…NTSB WPR15LA232Accident · Serious injuriesLimited investigationFinal reportSchleicher ASW 20B · Logan, UTThe pilot’s failure to maintain glider control when it encountered a strong downdraft while maneuvering near a ridgeline.NTSB WPR14CA228Accident · No injuriesData collectionFinal reportPiper PA 18A 150 · Leeds, UTThe pilot's failure to confirm the flaps had been retracted during takeoff, which resulted in a loss of lift and subsequent collision with terrain.NTSB WPR13LA315Accident · Minor injuriesLimited investigationFinal reportRobinson Helicopter R22 · Alta, UTThe flight instructor's decision to follow a route over mountainous terrain in conditions that exceeded the helicopter’s ability to maintain terrain clearance.NTSB WPR13LA295Accident · No injuriesLimited investigationFinal reportRobinson Helicopter R44 · Fielding, UTThe pilot's failure to maintain rotor rpm while traversing a canyon in high-density altitude and gusting wind conditions.NTSB WPR13CA068Accident · No injuriesData collectionFinal reportRobinson R22 · Logan, UTThe flight instructor’s delayed remedial action and inadequate supervision during a practice autorotation, which resulted in a failure to maintain adequate main rotor rpm. Contributing to the accident was the wet landing surface.NTSB WPR13FA061Accident · 3 fatalField investigationFinal reportPiper PA28 · Aurora, UTThe pilot's failure to maintain clearance with terrain while maneuvering in a remote mountainous region. Contributing to the accident was the pilot's improper decision to traverse the remote mountainous area in high-density altitude conditions with the…NTSB WPR12CA351Accident · Minor injuriesData collectionFinal reportRobinson R22 · Monticello, UTThe pilot's failure to maintain adequate main rotor rpm while maneuvering at a low altitude, which resulted in the helicopter settling and subsequently colliding with the ground. Contributing to the accident was that the pilot had insufficient altitude to…NTSB WPR11CA486Accident · No injuriesData collectionFinal reportSchleicher ASW-27 · Brigham City, UTThe glider pilot did not take timely action to locate a safe outlanding area after entering an area where atmospheric lift was not sufficient to maintain soaring flight.NTSB WPR11LA013Accident · No injuriesLimited investigationFinal reportBeech C24 · Blanding, UTThe pilot’s failure to attain a climb gradient sufficient to clear the rising terrain, which resulted in his decision to make a forced landing on a road.NTSB WPR10LA356Accident · 1 fatalLimited investigationFinal reportParker RS-15 Sailplane · Marysvale, UTThe glider's encounter with insufficient atmospheric lift to maintain soaring flight.