# NTSB Accident DEN89FA222
> **CESSNA 172N** · 1989-09-18 · AFTON, WY, USA · FATL
## Event
- **NTSB number:** DEN89FA222
- **Event ID:** 20001213X29344
- **Type:** Accident
- **Date:** 1989-09-18
- **Location:** AFTON, WY, USA
- **Coordinates:** 42.720207, -110.920188
## Injuries
- **Highest injury:** FATL
- **Fatal:** 2
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 2
## Aircraft
- **Make:** CESSNA
- **Model:** 172N
- **Registration:** N739XX
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** DEST
## Conditions
- **Light:** NDRK
- **Weather:** IMC
## Probable cause

THE NON-INSTRUMENT RATED PILOT'S CONTINUED FLIGHT INTO INSTRUMENT METEOROLOGICAL CONDITIONS (IMC) AND HIS FAILURE TO MAINTAIN SUFFICIENT ALTITUDE TO CLEAR THE TERRAIN.  FACTORS RELATED TO THE ACCIDENT WERE: DARKNESS, ADVERSE WEATHER CONDITIONS, AND RISING/MOUNTAINOUS TERRAIN.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=DEN89FA222) · AI Analytics · CC0 1.0*