Newest ‘Deadly Details’ explores threat of hydrogen sulfide poisoning

Washington — OSHA is warning employers and employees in regards to the threat of hydrogen sulfide poisoning within the company’s latest edition of Fatal Facts.

The useful resource particulars the Chemical Safety Board’s investigation into the October 2019 hydrogen sulfide launch on the Aghorn Working Waterflood Station in Odessa, TX. Through the incident, a employee responded to an alarm from a water pump, which was a part of the method of extracting pure fuel and crude oil. The employee was alone within the pump home when he tried to shut course of valves to isolate the pump.

“Both earlier than the employee’s arrival or throughout his work, the pump unexpectedly energized, releasing water containing H2S fuel into the pump home,” the publication states. “The H2S focus reached deadly ranges, killing the employee.”

OSHA gives probably causes for the incident and lists steps to stop future incidents. Suggestions embody:

  • Mandate the usage of private hydrogen sulfide detection gadgets as an integral a part of each worker or customer private protecting tools equipment earlier than coming into the neighborhood of the ability.
  • Guarantee detector use is in accordance with producer specs.
  • Fee an impartial and complete evaluation of every facility’s air flow design and mitigation methods to make sure employees are protected against publicity to poisonous fuel.
  • Make sure the hydrogen sulfide detection and alarm methods are correctly maintained and configured, and develop site-specific detection and alarm applications and related procedures primarily based on producer specs, present codes, requirements and trade good follow steering.


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