# Heat exhaustion, prostration at US Forest Service
> OSHA SIR `2017076784` · 7/20/2017 · LEWISTON, IDAHO
## Severity
- **1 hospitalization**
- **Body part:** BODY SYSTEMS
- **Nature of injury:** Heat exhaustion, prostration
## Cause
- **Event:** Exposure to environmental heat
- **Source:** Heat-environmental
## Employer
- **Name:** US Forest Service
- **Location:** Power Line Fire, LEWISTON, IDAHO, 83501
- **NAICS:** 921190
- **Jurisdiction:** 1
## Narrative

An employee experienced seizures at night after fighting a fire during the day. The employee suffered a sodium imbalance due to heat exposure.

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*Source: [OSHA Severe Injury Reports](https://www.osha.gov/severe-injury-reports) · MORVS · CC0 1.0*