# NTSB Accident ERA16LA094
> **ROBINSON HELICOPTER R22** · 2016-01-27 · Lindenhurst, NY, USA · NONE
## Event
- **NTSB number:** ERA16LA094
- **Event ID:** 20160127X34458
- **Type:** Accident
- **Date:** 2016-01-27
- **Location:** Lindenhurst, NY, USA
- **Coordinates:** 40.67139, -73.379165
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 2
- **Total aboard:** 2
## Aircraft
- **Make:** ROBINSON HELICOPTER
- **Model:** R22
- **Registration:** N404LE
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

A rough running engine as a result of an intermittent failure of the left magneto for reasons that could not be determined, which resulted in a subsequent autorotation, impact with a sign, and rollover.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=ERA16LA094) · AI Analytics · CC0 1.0*