# NTSB investigations, CO: Simulated/training event

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 CEN26LA181](https://openairdocs.org/ntsb/CEN26LA181.md): Hughes 369HS · Durango, CO · Accident · No injuries · Class 4 · Limited · Final report · May 7, 2026 · N926ES · Substantial damage
  > The flight instructor’s inadequate supervision of the pilot receiving the instruction and the pilot’s improper recovery from a practice autorotation in shifting wind conditions, which resulted in a hard landing.
- [NTSB CEN25LA146](https://openairdocs.org/ntsb/CEN25LA146.md): Piper PA28 · Ault, CO · Accident · No injuries · Class 4 · Limited · Final report · Apr 7, 2025 · N8282V · Substantial damage
  > The flight instructor’s failure to maintain terrain clearance during an attempted go-around, which resulted in a collision with a fence post.
- [NTSB CEN24LA226](https://openairdocs.org/ntsb/CEN24LA226.md): Costruzioni Aeronautiche Tecna P2006T · Larkspur, CO · Accident · Serious injuries · Class 3 · Limited · Final report · Jun 16, 2024 · N968GV · Substantial damage
  > The flight instructor’s failure to apply carburetor heat, which resulted in a loss of left engine power due to carburetor icing.
- [NTSB CEN22LA297](https://openairdocs.org/ntsb/CEN22LA297.md): Cub Crafters CC18-180 · Air Force Academy, CO · Accident · Minor injuries · Class 3 · Limited · Final report · Jul 1, 2022 · N469AK · Substantial damage
  > The pilot’s failure to maintain airplane control during the go-around, which resulted in impact with terrain. Contributing to the accident was the pilot’s impairment from the effects of alcohol consumption.
- [NTSB CEN14LA476](https://openairdocs.org/ntsb/CEN14LA476.md): Piper PA-46-350P · Cortez, CO · Accident · Minor injuries · Limited investigation · Final report · Sep 3, 2014 · N747TH · Substantial damage
  > The flight instructor’s delayed decision to abort the simulated engine out maneuver, his failure to unfeather the propeller before restoring engine power, and his inadequate airspeed management, which led to an aerodynamic stall at low altitude.
- [NTSB CEN09CA257](https://openairdocs.org/ntsb/CEN09CA257.md): Enstrom 280FX · Dacono, CO · Accident · No injuries · Data collection · Final report · Apr 20, 2009 · N409LH · Substantial damage
  > A partial loss of engine power for undetermined reasons.
- [NTSB CEN09CA067](https://openairdocs.org/ntsb/CEN09CA067.md): Robinson Helicopter R22 Beta II · Erie, CO · Accident · No injuries · Data collection · Final report · Nov 19, 2008 · N221DS · Substantial damage
  > the pilot's improper flare during the practice autorotation which resulted in a hard landing. Contributing factors were the flight instructor's delayed remedial action and inadequate supervision.

## 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" = 'CO' 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" = '600' 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
```

This list as a web page: https://openairdocs.org/ntsb-events/600/sequence?state=CO

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.