# NTSB Accident WPR18LA145
> **SPORTAVIA PUTZER RF5B SPERBER** · 2018-05-22 · Lookout Pass, MT, USA · MINR
## Event
- **NTSB number:** WPR18LA145
- **Event ID:** 20180523X33728
- **Type:** Accident
- **Date:** 2018-05-22
- **Location:** Lookout Pass, MT, USA
- **Coordinates:** 47.456111, -115.697219
## Injuries
- **Highest injury:** MINR
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 1
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** SPORTAVIA PUTZER
- **Model:** RF5B SPERBER
- **Registration:** N66GL
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The pilot’s improper decision to continue flight toward rising terrain after the engine overheated, which necessitated a precautionary landing when the motorglider could not maintain altitude in downdrafts.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=WPR18LA145) · AI Analytics · CC0 1.0*