NTSB investigations, IA
10 cases where the defining event was Hard landing.
Cases per year
| 2010 | 1 |
|---|---|
| 2011 | 3 |
| 2013 | 2 |
| 2014 | 1 |
| 2015 | 1 |
| 2022 | 1 |
| 2026 | 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\" = 'IA' AND c.\"eventCountry\" = 'USA'
AND c.\"mKey\" IN (SELECT e.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.\"isDefiningEvent\" AND e.\"tier2Number\" = '092')
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" = 'IA' AND c."eventCountry" = 'USA' AND c."mKey" IN (SELECT e.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e."isDefiningEvent" AND e."tier2Number" = '092') 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 CEN26LA276Accident · No injuriesClass 3 · LimitedPreliminary reportRobinson Helicopter R44 II · Bennett, IAOn August 2, 2026, about 1318 central daylight time, a Robinson Helicopter Company R44 II helicopter, N26KL, was substantially damaged when it was involved in an accident near Bennett, Iowa. The pilot was not injured. The helicopter was operated as a Title 14…NTSB CEN23LA091Accident · No injuriesClass 4 · LimitedFinal reportCessna 150G · Pocahantas, IAThe pilot’s landing flare which resulted in a bounced landing and the nose landing gear collapsing. Contributing to the accident was the airplane's encounter with adverse weather conditions which led to structural icing that affected flight characteristics…NTSB CEN15LA322Accident · No injuriesLimited investigationFinal reportBell 47G 4A · Gilbert, IAThe total loss of engine power due to fuel starvation because the available fuel shifted within the tanks due to an abrupt nose-low maneuver to avoid an obstacle, which resulted in a hard forced landing.NTSB CEN14CA264Accident · No injuriesData collectionFinal reportLauritsen Ralph M RV 4 · Rockwell City, IAThe pilot's improper landing flare which resulted in a hard landing.NTSB CEN13CA289Accident · No injuriesData collectionFinal reportCessna 172S · Ankeny, IAThe student pilot's improper flare which resulted in a hard landing.NTSB CEN13CA238Accident · No injuriesData collectionFinal reportEnstrom F-28C · Lanesboro, IAThe pilot’s failure to maintain control of the helicopter while making an off-airport landing with a gusty tailwind.NTSB CEN11CA654Accident · Serious injuriesData collectionFinal reportBalloon Works Firefly 8 · Mingo, IAThe pilot’s failure to maintain control of the balloon’s descent during the landing, which resulted in the balloon having a hard landing in a ditch and causing a passenger to be seriously injured.NTSB CEN11CA567Accident · No injuriesData collectionFinal reportFlight Design Ctls · Ankeny, IAThe pilot's improper landing flare, which resulted in a hard landing.NTSB CEN11CA497Accident · No injuriesData collectionFinal reportGrumman Schweizer G-164A · North English, IAThe pilot's improper flare which resulted in a hard landing.NTSB CEN10LA312Accident · No injuriesLimited investigationFinal reportPiper PA-34-220T · Ankeny, IAThe failure of the stabilator control cable due to wear. Contributing to the accident was the inadequate maintenance inspection of the stabilator control cable.