# NTSB investigations: Eurocopter EC 130 B4: Hard landing

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 WPR23LA061](https://openairdocs.org/ntsb/WPR23LA061.md): Eurocopter EC 130 B4 · Waimea, HI · Accident · Minor injuries · Class 4 · Limited · Final report · Dec 8, 2022 · N130WS · Substantial damage
  > The pilot's loss of helicopter control on approach to land due to entering a vortex ring state condition, which resulted in a hard landing.
- [NTSB CEN21LA153](https://openairdocs.org/ntsb/CEN21LA153.md): Eurocopter EC130 · Tulsa, OK · Accident · No injuries · Class 4 · Limited · Final report · Feb 25, 2021 · N259AM · Substantial damage
  > The pilot’s improper decision to approach the airport and enter a low altitude hover with a gusting quartering tailwind, which resulted in a loss of tail rotor effectiveness during a turn at a low altitude.
- [NTSB WPR14LA084](https://openairdocs.org/ntsb/WPR14LA084.md): Eurocopter EC 130 B4 · Boulder City, NV · Accident · No injuries · Limited investigation · Final report · Jan 1, 2014 · N133GC · Substantial damage
  > A loss of engine power due to fuel starvation as a result of the noncertificated maintenance technician’s failure to properly tighten and safety wire a B-nut fitting. Contributing to the accident was the maintenance technician’s failure to follow the…
- [NTSB CEN13FA121](https://openairdocs.org/ntsb/CEN13FA121.md): Eurocopter EC130 B4 · Seminole, OK · Accident · Serious injuries · Field investigation · Final report · Jan 2, 2013 · N334AM · Substantial damage
  > The loss of engine power due to ice ingestion. Contributing to the accident was maintenance personnel’s delayed decision to install the helicopter's engine inlet cover until after the engine had been exposed to moisture and freezing temperatures and their…
- [NTSB CEN12LA053](https://openairdocs.org/ntsb/CEN12LA053.md): Eurocopter EC 130 B4 · Noblesville, IN · Accident · Minor injuries · Limited investigation · Final report · Nov 3, 2011 · N130AL · Substantial damage
  > The hard landing the pilot performed with a quartering tailwind, leading to the helicopter's rollover. Contributing to the accident was the pilot’s reliance on a weather service that did not provide a primary weather product.

## 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 ('8680989')
    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" = '092' 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/092/sequence?model=8680989

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