# Effects of heat and light, n.e.c. at U.S. Postal Service
> OSHA SIR `2018099161` · 9/5/2018 · MECHANICSBURG, PENNSYLVANIA
## 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
## Employer
- **Name:** U.S. Postal Service
- **Location:** 1702 East Simpson Street, MECHANICSBURG, PENNSYLVANIA, 17055
- **NAICS:** 491110
- **Jurisdiction:** 1
## Narrative

An employee lost the keys to her postal vehicle while delivering mail. She sat in the vehicle and called for assistance. When the assistance arrived, she was found unresponsive in the vehicle due to dehydration.

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