# NTSB Accident ERA21LA191
> **ROBINSON HELICOPTER R44** · 2021-04-23 · Forkston, PA, USA · FATL
## Event
- **NTSB number:** ERA21LA191
- **Event ID:** 20210423102968
- **Type:** Accident
- **Date:** 2021-04-23
- **Location:** Forkston, PA, USA
- **Coordinates:** 41.48899, -76.18394
## Injuries
- **Highest injury:** FATL
- **Fatal:** 1
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** ROBINSON HELICOPTER
- **Model:** R44
- **Registration:** N4055N
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** DEST
## Conditions
- **Light:** NITE
- **Weather:** Unk
## Probable cause

The pilot’s inadequate preflight weather planning, which resulted in an inadvertent encounter with instrument meteorological conditions at night, spatial disorientation, and collision with terrain.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=ERA21LA191) · AI Analytics · CC0 1.0*