# NTSB Accident NYC99LA090
> **Robinson R-22** · 1999-04-15 · PORT JEFFERSON, NY, USA · NONE
## Event
- **NTSB number:** NYC99LA090
- **Event ID:** 20001205X00554
- **Type:** Accident
- **Date:** 1999-04-15
- **Location:** PORT JEFFERSON, NY, USA
- **Coordinates:** 40.94012, -73.050697
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 2
- **Total aboard:** 2
## Aircraft
- **Make:** Robinson
- **Model:** R-22
- **Registration:** N151RM
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

the lack of supervision by the flight instructor which resulted in a low rotor condition and subsequent hard landing.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=NYC99LA090) · AI Analytics · CC0 1.0*