# Effects of poison, toxic, or allergenic exposure  unspecified at PKG Contracting, Inc.
> OSHA SIR `2025021777` · 2/24/2025 · SELBY, SOUTH DAKOTA
## Severity
- **1 hospitalization**
- **Body part:** BODY SYSTEMS
- **Nature of injury:** Effects of poison, toxic, or allergenic exposure  unspecified
## Cause
- **Event:** Inhalation of harmful substance  single episode or single shift
- **Source:** Carbon monoxide
- **Secondary source:** Furnaces, heaters
## Employer
- **Name:** PKG Contracting, Inc.
- **Location:** 29680 135th Street, SELBY, SOUTH DAKOTA, 57472
- **NAICS:** 237110
- **Jurisdiction:** 1
## Narrative

Two employees were pressure washing in a well and were overcome by carbon monoxide. One employee was hospitalized.

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