# NTSB Accident ERA21LA335
> **Hummer 260L** · 2021-08-18 · Livingston, TN, USA · NONE
## Event
- **NTSB number:** ERA21LA335
- **Event ID:** 20210823103738
- **Type:** Accident
- **Date:** 2021-08-18
- **Location:** Livingston, TN, USA
- **Coordinates:** 36.416973, -85.30512
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 2
- **Total aboard:** 2
## Aircraft
- **Make:** Hummer
- **Model:** 260L
- **Registration:** N777TC
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

A total loss of engine power for reasons that could not be determined. Contributing to the accident was the pilot’s operation of the helicopter in a flight regime that would not allow for a successful autorotative landing.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=ERA21LA335) · AI Analytics · CC0 1.0*