# NTSB investigations: Robinson Helicopter R44: 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 CEN20CA313](https://openairdocs.org/ntsb/CEN20CA313.md): Robinson R44 · Dakota, IL · Accident · No injuries · Class 4 · Data collection · Final report · Jul 27, 2020 · N570WH · Substantial damage
  > The pilot’s failure to maintain main rotor clearance from a ground obstacle during a landing.
- [NTSB ERA20CA260](https://openairdocs.org/ntsb/ERA20CA260.md): Robinson R44 · Whitehall, MD · Accident · No injuries · Class 4 · Data collection · Final report · Jul 24, 2020 · N350DM · Substantial damage
  > The pilot's failure to maintain adequate clearance from a known obstacle while landing from a hover.
- [NTSB CEN16LA006](https://openairdocs.org/ntsb/CEN16LA006.md): Robinson Helicopter R44 · Parkston, SD · Accident · Serious injuries · Limited investigation · Final report · Oct 5, 2015 · N442RP · Substantial damage
  > The pilot’s decision to take off from a confined area and his failure to adequately compensate for wind conditions during the takeoff, which resulted in collision with obstacles.
- [NTSB GAA15CA227](https://openairdocs.org/ntsb/GAA15CA227.md): Robinson Helicopter R44 · Sandusky, MI · Accident · No injuries · Data collection · Final report · Jul 15, 2015 · N8337Z · Substantial damage
  > The pilot's failure to monitor the landing environment while operating in a confined off-airport site resulting in a wire strike and substantial damage to the helicopter.
- [NTSB ERA14CA413](https://openairdocs.org/ntsb/ERA14CA413.md): Robinson Helicopter R44 · Hayesville, NC · Accident · No injuries · Data collection · Final report · Aug 17, 2014 · N752EC · Substantial damage
  > The pilot's failure to maintain control of the helicopter, and adequate clearance, which resulted in a collision with a hangar.
- [NTSB CEN13CA022](https://openairdocs.org/ntsb/CEN13CA022.md): Robinson Helicopter R44 · Loop, TX · Accident · Minor injuries · Data collection · Final report · Oct 21, 2012 · N7507K · Substantial damage
  > The pilot’s inadequate performance calculations, which resulted in an overweight takeoff for the conditions and the subsequent hard impact with terrain.
- [NTSB WPR10CA193](https://openairdocs.org/ntsb/WPR10CA193.md): Robinson R44 · San Juan Batista, CA · Accident · No injuries · Data collection · Final report · Oct 29, 2009 · N144RF · Substantial damage
  > The pilot's failure to maintain adequate clearance from wires while maneuvering and his subsequent improper use of the collective control, which resulted in the main rotor contacting the tail boom.

## 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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7640120')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND 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?model=7640120

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