# NTSB Accident ANC23LA081
> **PIPER/GERBI CHARLES R PA 18-150** · 2023-09-11 · Juneau, AK, USA · SERS
## Event
- **NTSB number:** ANC23LA081
- **Event ID:** 20230919193100
- **Type:** Accident
- **Date:** 2023-09-11
- **Location:** Juneau, AK, USA
- **Coordinates:** 58.59667, -135.5156
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 1
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** PIPER/GERBI CHARLES R
- **Model:** PA 18-150
- **Registration:** N4900C
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The student pilot’s failure to maintain altitude after the airplane encountered a downdraft while maneuvering over an area of hilly terrain.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=ANC23LA081) · AI Analytics · CC0 1.0*