# NTSB Accident WPR14LA367
> **PIPER PA 25-235** · 2014-09-06 · Warner Springs, CA, USA · SERS
## Event
- **NTSB number:** WPR14LA367
- **Event ID:** 20140906X80358
- **Type:** Accident
- **Date:** 2014-09-06
- **Location:** Warner Springs, CA, USA
- **Coordinates:** 33.284442, -116.669723
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 1
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** PIPER
- **Model:** PA 25-235
- **Registration:** N7117Z
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The glider pilot's failure to maintain directional control during the initial climb while being towed, which led to the tow plane's unstable flight and its subsequent aerodynamic stall. Contributing to the accident was the tow pilot's delayed release of the glider.

---
*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=WPR14LA367) · AI Analytics · CC0 1.0*