# Effects of heat and light, unspecified at NATIONAL GRID USA
> OSHA SIR `2015074920` · 7/21/2015 · WORCESTER, MASSACHUSETTS
## Severity
- **1 hospitalization**
- **Body part:** BODY SYSTEMS
- **Nature of injury:** Effects of heat and light, unspecified
## Cause
- **Event:** Exposure to environmental heat
- **Source:** Heat-environmental
## Employer
- **Name:** NATIONAL GRID USA
- **Location:** Falmouth Street, WORCESTER, MASSACHUSETTS, 01610
- **NAICS:** 221122
- **Jurisdiction:** 1
## Narrative

On or about July 21, 2015, an employee was working out of a bucket truck. At 5:45 p.m., he lost consciousness. He was hospitalized overnight for heat stress.

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