# NTSB Accident SEA99FA018
> **Hughes 369D** · 1998-12-08 · TAHOLAH, WA, USA · MINR
## Event
- **NTSB number:** SEA99FA018
- **Event ID:** 20001211X11630
- **Type:** Accident
- **Date:** 1998-12-08
- **Location:** TAHOLAH, WA, USA
- **Coordinates:** 47.30931, -124.22068
## Injuries
- **Highest injury:** MINR
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 1
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** Hughes
- **Model:** 369D
- **Registration:** N1096L
- **FAR Part:** 133
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

Turbine wheel failure as the result of a low-cycle fatigue crack that initiated in a beyond-limits grinding gouge. Factors include improper maintenance by unknown parties and tree stumps that prohibited a successful emergency landing.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=SEA99FA018) · AI Analytics · CC0 1.0*