NTSB investigations: Diamond Aircraft Ind DA20-C1
11 cases on aircraft the registry lists as Diamond Aircraft Ind DA20-C1, where the sequence of events included Loss of control on ground. 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 | 2 |
| 2015 | 1 |
| 2016 | 1 |
| 2018 | 2 |
| 2022 | 2 |
| 2023 | 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 ('2990001')
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\" = '230' 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 ('2990001')
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" = '230' 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 ERA25LA133Accident · No injuriesClass 4 · LimitedFinal reportDiamond Aircraft Ind DA20-C1 · Culpeper, VAThe pilot’s failure to maintain directional control of the airplane during the takeoff roll, resulting in a runway excursion.NTSB ERA23LA125Accident · No injuriesClass 4 · LimitedFinal reportDiamond Aircraft Ind DA20-C1 · Pikeville, NCThe student pilot’s failure to maintain directional control during the landing roll.NTSB WPR22LA346Accident · No injuriesClass 4 · LimitedFinal reportDiamond Aircraft Ind DA20-C1 · Las Vegas, NVThe pilot’s failure to maintain airplane control during landing in gusting wind conditions.NTSB WPR22LA131Accident · Minor injuriesClass 4 · LimitedFinal reportDiamond Aircraft Ind DA20-C1 · Spanish Fork, UTThe pilot’s failure to maintain directional control during landing with gusting wind.NTSB GAA18CA474Accident · No injuriesData collectionFinal reportDiamond DA20 · Van Nuys, CAThe student pilot's failure to maintain directional control during landing in a left quartering headwind, which resulted in a ground loop.NTSB GAA18CA282Accident · No injuriesData collectionFinal reportDiamond Aircraft Ind DA 20 · LaGrange, GAThe student pilot’s failure to maintain lateral control during a soft-field takeoff.NTSB GAA17CA055Accident · Minor injuriesData collectionFinal reportDiamond Aircraft Ind DA 20 · Bristow, VAThe pilot’s loss of directional control during a landing attempt at night, which resulted in a delayed go-around procedure and subsequent impact with terrain. Contributing to the accident was the pilot’s lack of recent flight experience.NTSB GAA15CA155Accident · No injuriesData collectionFinal reportDiamond Aircraft Ind DA 20 C1 · Salisbury, MDThe student pilot's loss of directional control during the landing roll, resulting in a runway excursion and collision with terrain.NTSB ERA09CA268Accident · No injuriesData collectionFinal reportDiamond DA20 · Townsend, GAThe pilot's failure to maintain directional control during a landing roll with a crosswind. Contributing to the accident was the pilot's lack of experience in the make and model airplane.NTSB ERA09CA192Accident · No injuriesData collectionFinal reportDiamond Aircraft Ind DA 20-C1 · Morristown, NJThe student pilot's failure to maintain directional control during the takeoff roll.NTSB NYC08CA313Accident · No injuriesData collectionFinal reportDiamond Aircraft Industry DA 20-C1 · Stevensville, MDThe student pilot's failure to maintain directional control during takeoff.