# NTSB Accident SEA99LA067
> **Grumman G-164B** · 1999-05-19 · OKANOGAN, WA, USA · NONE
## Event
- **NTSB number:** SEA99LA067
- **Event ID:** 20001212X18891
- **Type:** Accident
- **Date:** 1999-05-19
- **Location:** OKANOGAN, WA, USA
- **Coordinates:** 48.220611, -119.449722
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** Grumman
- **Model:** G-164B
- **Registration:** N6861K
- **FAR Part:** 137
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

A malfunctioning carburetor. Factors include a downdraft, and the soft dirt in a newly plowed field.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=SEA99LA067) · AI Analytics · CC0 1.0*