# NTSB Accident LAX93LA040
> **CESSNA 172G** · 1992-11-15 · WILLIAMS, AZ, USA · SERS
## Event
- **NTSB number:** LAX93LA040
- **Event ID:** 20001211X16067
- **Type:** Accident
- **Date:** 1992-11-15
- **Location:** WILLIAMS, AZ, USA
- **Coordinates:** 35.369213, -112.260391
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 2
- **Minor:** 1
- **Uninjured:** 0
- **Total aboard:** 3
## Aircraft
- **Make:** CESSNA
- **Model:** 172G
- **Registration:** N6060R
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

THE PARTIAL LOSS OF ENGINE POWER DUE TO A STUCK EXHAUST VALVE ON THE NUMBER TWO CYLINDER AND THE PILOT'S INABILITY TO CLIMB THE AIRCRAFT ABOVE THE TREES SURROUNDING THE AIRPORT.  A FACTOR IN THE ACCIDENT WAS THE EFFECTS OF THE HIGH DENSITY ALTITUDE ON THE AIRCRAFT CLIMB PERFORMANCE.

---
*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=LAX93LA040) · AI Analytics · CC0 1.0*