# NTSB Accident GAA17CA436
> **BELL 47G 3B** · 2017-07-24 · Toterville, IA, USA · NONE
## Event
- **NTSB number:** GAA17CA436
- **Event ID:** 20170724X71156
- **Type:** Accident
- **Date:** 2017-07-24
- **Location:** Toterville, IA, USA
- **Coordinates:** 43.438888, -92.782218
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** BELL
- **Model:** 47G 3B
- **Registration:** N47AH
- **FAR Part:** 137
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The pilot’s failure to maintain rotor rpm while maneuvering at low altitude with low airspeed and a tailwind.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=GAA17CA436) · AI Analytics · CC0 1.0*