# NTSB Accident DEN89LA174
> **PIPER PA-28-160** · 1989-07-19 · CRESTED BUTTE, CO, USA · SERS
## Event
- **NTSB number:** DEN89LA174
- **Event ID:** 20001213X28814
- **Type:** Accident
- **Date:** 1989-07-19
- **Location:** CRESTED BUTTE, CO, USA
- **Coordinates:** 38.870925, -106.979522
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 1
- **Minor:** 1
- **Uninjured:** 0
- **Total aboard:** 2
## Aircraft
- **Make:** PIPER
- **Model:** PA-28-160
- **Registration:** N5673W
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

FAILURE OF THE PILOT TO MAINTAIN SUFFICIENT ALTITUDE WHILE FLYING OVER MOUNTAINOUS TERRAIN. THE TERRAIN AND WEATHER CONDITIONS WERE RELATED FACTORS.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=DEN89LA174) · AI Analytics · CC0 1.0*