OPITO Basic Hydrogen Sulphide (H2S) Training

In the dynamic realm of the oil and gas industry, Hydrogen Sulphide (H2S) emerges as a silent yet dangerous threat. Originating from both natural biological processes and industrial activities, this colourless gas exhibits extreme toxicity and corrosiveness, rendering it a formidable hazard to both human life and valuable assets. Recognizing the imminent dangers posed by H2S, it becomes imperative for oil and gas personnel to be equipped with comprehensive training in emergency response practices. This competence is essential for their ability to navigate and work safely within environments where exposure to H2S gas is a potential risk, ensuring a proactive and resilient approach to safeguarding both individuals and operational integrity.

OPITO Basic H2S Course

The primary objective of this training is to ensure that participants acquire fundamental knowledge and comprehension of the hazards and properties associated with Hydrogen Sulphide (H2S). Moreover, the training is designed to equip learners with the necessary skills for taking appropriate emergency response actions in the event of an H2S-related incident. Additionally, the program imparts information concerning the function and utilization of pertinent detection and respiratory protection equipment. Furthermore, participants are afforded the opportunity to actively engage in practicing emergency response actions, emphasizing the effective use of detection and escape breathing apparatus (EBA). Overall, the training aims to provide a comprehensive understanding and practical application of H2S safety measures, fostering a proactive approach to potential incidents.

Basic Hydrogen Sulphide Training

Why Pursue OPITO Basic H2S Course?

  • Enhance awareness of the potential hazards associated with hydrogen sulphide, allowing you to recognize and respond to H2S-related dangers in the workplace.
  • Gain knowledge and skills to assess and manage the risks linked to hydrogen sulphide exposure.

  • Provide skills to effectively respond to an H2S incident, including the correct utilization of safety equipment like breathing apparatus
  • Helping an organization to meet regulatory requirements and adhere to safety standards.
  • Emphasizes the importance of personal protective equipment (PPE) and other safety measures, contributing to overall health protection in environments where H2S exposure is a concern.
  • Pursuing OPITO Basic H2S Training provides with a credential that demonstrates your commitment to safety and compliance with industry standards.

Who can Study IOSH WS?

  • The intended audience for this training comprises individuals currently working in, or potentially exposed to environments susceptible to H2S gas contamination.

OPITO Basic Hydrogen Sulphide (H2S) Course – Topics Covered

H2S Hazards, Emergency Response Actions and Apparatus Theory

  • OPITO Basic Hydrogen Sulphide (H2S) Course – Topics Covered
  • The physical properties and characteristics of H2S
  • Common definitions such as parts per million (ppm) and occupational/ workplace exposure limits (OEL/WEL)
  • Measurement and the OEL/WEL of H2S
  • The physiological effects of exposure to H2S

  • How H2S is detected and the use of onsite & personal detection equipment
  • Actions to be taken in the event of an alarm The types of respiratory equipment available including escape breathing apparatus (EBA) & self-contained breathing apparatus (SCBA) and the importance of correct fit of the face mask
  • The role of response teams in an H2S emergency and their use of SCBA.


  • H2S personal detection equipment – pre-use checks & operation
  • Responding to an alarm
  • EBA fitted with a mask – pre-use checks & operation
  • EBA fitted with a hood – pre-use checks & operation
  • Method of connection to a pressurised cascade air supply with an activated EBA
  • Method of disconnection from a pressurised cascade air supply with an activated EBA

Prerequisites – OPITO Basic H2S Course

Training activities outlined in this standard may involve physically demanding and potentially stressful components. All individuals engaging in such activities must be physically fit and capable of full participation. Therefore, delegates either

  • Possess an operator-approved medical certificate or
  • Undergo medical screening via OPITO-provided form

OPITO Basic H2S training delivery

  • Virtual
  • Physical
  • Off Campus

Duration of OPITO Basic H2S Course

  • 2 Days