# NTSB investigations: Diamond Aircraft Ind DA20-C1, AZ

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB WPR25LA009](https://openairdocs.org/ntsb/WPR25LA009.md): Diamond Aircraft Ind DA20-C1 · Mesa, AZ · Accident · No injuries · Class 4 · Limited · Final report · Oct 2, 2024 · N4199M · Substantial damage
  > The pilot receiving instruction’s failure to maintain airspeed during landing and the flight instructor’s delayed remedial action, which resulted in a hard landing.
- [NTSB WPR14CA156](https://openairdocs.org/ntsb/WPR14CA156.md): Diamond Aircraft Ind DA 20 C1 · Mesa, AZ · Accident · No injuries · Data collection · Final report · Mar 23, 2014 · N4112L · Substantial damage
  > The 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 WPR13LA331](https://openairdocs.org/ntsb/WPR13LA331.md): Diamond Aircraft Ind DA 20-C1 · Mesa, AZ · Accident · No injuries · Limited investigation · Final report · Jul 13, 2013 · N4111T · Substantial damage
  > The student pilot’s failure to monitor and maintain clearance while taxiing, which resulted in collision with the parked airplane. Contributing to the accident was the parked airplane’s insufficient distance from the taxiway centerline.
- [NTSB WPR09FA062](https://openairdocs.org/ntsb/WPR09FA062.md): Diamond DA 20-C1 · Alamo Lake State Park, AZ · Accident · 1 fatal · Field investigation · Final report · Dec 20, 2008 · N4196M · Substantial damage
  > The pilot's failure to maintain control during the performance of a maneuver and his failure to recover from the subsequent aerodynamic stall and spin.
- [NTSB LAX08CA031](https://openairdocs.org/ntsb/LAX08CA031.md): Diamond Aircraft Industries DA-20-C1 · Mesa, AZ · Accident · No injuries · Data collection · Final report · Nov 24, 2007 · N4191D · Substantial damage
  > the student pilot's failure to maintain the proper glide path and misjudged flare, which resulted in a hard landing.
- [NTSB LAX05LA170](https://openairdocs.org/ntsb/LAX05LA170.md): Diamond Aircraft Industries DA 20-C1 · Glendale, AZ · Accident · No injuries · Limited investigation · Final report · May 14, 2005 · N791MA · Substantial damage
  > the pilot's misjudged landing flare that resulted in a stall and hard landing.

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
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" = 'AZ' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('2990001'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=2990001&state=AZ

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