NTSB investigations: Diamond Aircraft Ind DA20-C1
13 cases on aircraft the registry lists as Diamond Aircraft Ind DA20-C1, where the sequence of events included Runway excursion. 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 |
| 2014 | 3 |
| 2015 | 1 |
| 2016 | 1 |
| 2018 | 1 |
| 2019 | 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\" = '300' 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" = '300' 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 GAA19CA490Accident · No injuriesData collectionFinal reportDiamond DA20 · Pueblo, COThe student pilot's failure to maintain the runway heading during an attempted aborted landing, which resulted in a runway excursion onto rough terrain.NTSB GAA19CA330Accident · No injuriesData collectionFinal reportDiamond DA20 · Terre Haute, INThe student pilot's failure to maintain the runway heading and to relinquish the flight controls to the flight instructor when told to do so while landing in gusting, crosswind conditions, which resulted in a runway excursion and impact with runway lighting.NTSB GAA18CA358Accident · No injuriesData collectionFinal reportDiamond Aircraft Ind DA 20 · Spanish Fork, UTThe pilot receiving instruction’s failure to maintain adequate airspeed and his exceedance of the airplane’s critical angle of attack during takeoff, which resulted in an aerodynamic stall.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 WPR14CA299Accident · No injuriesData collectionFinal reportDiamond Aircraft Ind DA 20 C1 · Hoopa, CAThe pilot's inadequate approach and excessive airspeed which resulted in a long landing and subsequent runway overrun onto rough terrain.NTSB WPR14CA156Accident · No injuriesData collectionFinal reportDiamond Aircraft Ind DA 20 C1 · Mesa, AZThe student pilot's excessive speed during taxi which resulted in a runway overrun. Contributing to the accident was the pilot's inadequate monitoring of the remaining runway length available during the landing roll.NTSB ERA14CA095Accident · No injuriesData collectionFinal reportDiamond Aircraft Ind DA 20 C1 · Milledgeville, GAThe student pilots inadequate landing flare, which resulted in a hard landing.NTSB WPR09CA322Accident · No injuriesData collectionFinal reportDiamond Aircraft Ind DA 20-C1 · Spanish Fork, UTThe student pilot’s improper landing flare.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 NYC08CA313Accident · No injuriesData collectionFinal reportDiamond Aircraft Industry DA 20-C1 · Stevensville, MDThe student pilot's failure to maintain directional control during takeoff.