# NTSB Accident CHI99LA229
> **Piper PA-25-235** · 1999-07-12 · LEFOR, ND, USA · NONE
## Event
- **NTSB number:** CHI99LA229
- **Event ID:** 20001212X19191
- **Type:** Accident
- **Date:** 1999-07-12
- **Location:** LEFOR, ND, USA
- **Coordinates:** 46.680461, -102.550979
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** Piper
- **Model:** PA-25-235
- **Registration:** N7329Z
- **FAR Part:** 137
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

the altitude/clearance not maintained by the pilot.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CHI99LA229) · AI Analytics · CC0 1.0*