# NTSB Accident WPR15FA215
> **PIPER PA 22-160** · 2015-07-11 · Twin Sisters Mtn, WA, USA · FATL
## Event
- **NTSB number:** WPR15FA215
- **Event ID:** 20150716X91546
- **Type:** Accident
- **Date:** 2015-07-11
- **Location:** Twin Sisters Mtn, WA, USA
- **Coordinates:** 48.689445, -121.970275
## Injuries
- **Highest injury:** FATL
- **Fatal:** 2
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 2
## Aircraft
- **Make:** PIPER
- **Model:** PA 22-160
- **Registration:** N9712D
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** DEST
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The noninstrument-rated pilot's continued visual flight into instrument meteorological conditions, which resulted in controlled flight into mountainous terrain.

---
*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=WPR15FA215) · AI Analytics · CC0 1.0*