# NTSB investigations, IA: Collision during takeoff/land

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 ANC26LA082](https://openairdocs.org/ntsb/ANC26LA082.md): Robinson Helicopter R44 · Macedonia, IA · Accident · Minor injuries · Class 4 · Limited · Investigation open · Aug 9, 2026 · N197HL · Substantial damage
- [NTSB CEN24LA183](https://openairdocs.org/ntsb/CEN24LA183.md): Vans RV9 · Linn Grove, IA · Accident · Serious injuries · Class 4 · Limited · Final report · May 11, 2024 · N932JT · Substantial damage
  > The pilot’s mismanagement of the airplane’s approach resulting in a collision with terrain.
- [NTSB CEN23FA059](https://openairdocs.org/ntsb/CEN23FA059.md): Engineering & Research Ercoupe 415-C · Corning, IA · Accident · 1 fatal · Class 3 · Field · Final report · Dec 5, 2022 · N99345 · Destroyed
  > The pilot’s failure to maintain clearance from obstructions during a go-around, which resulted in impact with powerlines, a tree, and the ground.
- [NTSB GAA19CA363](https://openairdocs.org/ntsb/GAA19CA363.md): Cessna 150 · Elkader, IA · Accident · No injuries · Data collection · Final report · Jun 20, 2019 · N6471F · Substantial damage
  > The pilot's delayed decision to go around, which resulted in a collision with trees and terrain.
- [NTSB GAA19CA001](https://openairdocs.org/ntsb/GAA19CA001.md): Cessna 340 · Keokuk, IA · Accident · No injuries · Data collection · Final report · Oct 1, 2018 · N89AM · Substantial damage
  > The pilot's failure to correctly identify the runway environment during an instrument approach at night in instrument meteorological conditions because he mistook building lights for runway lights, which resulted in landing short of the runway.
- [NTSB CEN12LA629](https://openairdocs.org/ntsb/CEN12LA629.md): Varga 2150A · Clinton, IA · Accident · No injuries · Limited investigation · Final report · Sep 13, 2012 · N4651V · 2 aircraft · Substantial damage
  > The pilot of the other airplane failing to adequately monitor for other aircraft while landing.
- [NTSB CEN12LA443](https://openairdocs.org/ntsb/CEN12LA443.md): Robinson Helicopter R44 II · Red Oak, IA · Accident · No injuries · Limited investigation · Final report · Jul 14, 2012 · N556MM · Substantial damage
  > The pilot's failure to maintain clearance from the ground-support vehicle during landing.
- [NTSB CEN11LA366](https://openairdocs.org/ntsb/CEN11LA366.md): Cessna 150F · Sully, IA · Accident · No injuries · Limited investigation · Final report · May 31, 2011 · N7818F · Substantial damage
  > The pilot's failure to attain an adequate climb rate during the initial takeoff, resulting in the airplane settling back down and departing the runway. Contributing to the accident was the pilot's inadequate preflight planning and preparation.
- [NTSB CHI08CA261](https://openairdocs.org/ntsb/CHI08CA261.md): Ntbk Wag Aero Sport · Oxford, IA · Accident · Minor injuries · Data collection · Final report · Aug 21, 2008 · N141ST · Substantial damage
  > The pilot misjudged his approach path which resulted in insufficient altitude and the subsequent failure to maintain clearance with the trees. Contributing to the accident were the trees and the dusk lighting conditions.

## 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" = '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" = '490')
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/490/cases?state=IA

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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.