# NTSB Accident ANC91LA101
> **AERONCA 7AC** · 1991-07-17 · CHATANIAK VLY, AK, USA · NONE
## Event
- **NTSB number:** ANC91LA101
- **Event ID:** 20001212X17418
- **Type:** Accident
- **Date:** 1991-07-17
- **Location:** CHATANIAK VLY, AK, USA
- **Coordinates:** 64.929748, -146.610748
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** AERONCA
- **Model:** 7AC
- **Registration:** N84903
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

PARTIAL LOSS OF ENGINE POWER FOR AN UNDETERMINED REASON.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=ANC91LA101) · AI Analytics · CC0 1.0*