# Poisoning, toxic, noxious, or allergenic effect, unspecified at Double K Drilling, LLC
> OSHA SIR `2018021390` · 2/9/2018 · PECOS, TEXAS
## Severity
- **2 hospitalizations**
- **Body part:** BODY SYSTEMS
- **Nature of injury:** Poisoning, toxic, noxious, or allergenic effect, unspecified
## Cause
- **Event:** Inhalation of harmful substance-single episode
- **Source:** Hydrogen sulfide
## Employer
- **Name:** Double K Drilling, LLC
- **Location:** 16.4 miles SE direction from Pecos, PECOS, TEXAS, 79772
- **NAICS:** 213111
- **Jurisdiction:** 1
## Narrative

Employees were cleaning out a shaker trough with a pressure washer when hydrogen sulfide gas released from the shaker. Two employees were hospitalized due to gas exposure.

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