Workforce Services, Department of

OSHA - Wyoming Oil and Gas Well Drilling, Servicing, Special Servicing, Completion and Plugging, and Abandoning of Wells

Chapter 12: Hydrogen Sulfide (H2S) Gas

Effective Date: 11/07/2025 to Current

Rule Type: Current Rules & Regulations

Reference Number: 053.0031.12.11072025

Chapter 12

Hydrogen Sulfide (H₂S) Gas

Section 1. Oil and gas well drilling and servicing operations involving H₂S.

Drilling and servicing of wells that are suspected or known to contain H₂S shall be as prescribed in the American Petroleum Institute (API) RP 49 (2013) Recommended Practice for Drilling and Well Servicing Operations Involving Hydrogen Sulfide.