# NTSB Accident DEN90FA120
> **CESSNA 170A** · 1990-06-03 · DILLON, CO, USA · FATL
## Event
- **NTSB number:** DEN90FA120
- **Event ID:** 20001212X23374
- **Type:** Accident
- **Date:** 1990-06-03
- **Location:** DILLON, CO, USA
- **Coordinates:** 39.619781, -106.030418
## Injuries
- **Highest injury:** FATL
- **Fatal:** 1
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** CESSNA
- **Model:** 170A
- **Registration:** N3944V
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

IMPROPER PLANNING/DECISION BY THE PILOT, AND HIS FAILURE TO MAINTAIN AIRSPEED,  WHICH RESULTED IN AN INADVERTENT STALL.  FACTORS RELATED TO THE ACCIDENT WERE:  THE HIGH DENSITY ALTITUDE AND TERRAIN CONDITIONS.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=DEN90FA120) · AI Analytics · CC0 1.0*