# Effects of heat and light, n.e.c. at U.S. Forest Service
> OSHA SIR `2022065021` · 6/10/2022 · SAINT GEORGE, UTAH
## Severity
- **1 hospitalization**
- **Body part:** BODY SYSTEMS
- **Nature of injury:** Effects of heat and light, n.e.c.
## Cause
- **Event:** Exposure to environmental heat
- **Source:** Heat-environmental
- **Secondary source:** Backpacks
## Employer
- **Name:** U.S. Forest Service
- **Location:** 196 East Tabernacle Street, SAINT GEORGE, UTAH, 84770
- **NAICS:** 924120
- **Jurisdiction:** 0
## Narrative

An employee was performing a 3-mile hike with a 45-pound pack during a wildland firefighter qualification test. The employee suffered symptoms of heat illness and dehydration.

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