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  • Hydrogen Sulfide - Occupational Safety and Health Administration
    Hydrogen sulfide (also known as H 2 S, sewer gas, swamp gas, stink damp, and sour damp) is a colorless gas known for its pungent "rotten egg" odor at low concentrations It is extremely flammable and highly toxic Hydrogen sulfide is used or produced in a number of industries, such as Oil and gas refining Mining Tanning Pulp and paper processing Rayon manufacturing Hydrogen sulfide also occurs
  • Hydrogen Sulfide - Occupational Safety and Health Administration
    Hazards Health Hazards Hydrogen sulfide gas causes a wide range of health effects Workers are primarily exposed to hydrogen sulfide by breathing it The effects depend on how much hydrogen sulfide you breathe and for how long Exposure to very high concentrations can quickly lead to death Short-term (also called acute) symptoms and effects are shown below:
  • FactSheet - Occupational Safety and Health Administration
    FactSheet Hydrogen Sulfide (H2S) Hydrogen sulfide is a colorless, flammable, extremely hazardous gas with a “rot-ten egg” smell Some common names for the gas include sewer gas, stink damp, swamp gas and manure gas It occurs naturally in crude petroleum, natural gas, and hot springs
  • HYDROGEN SULFIDE† - Occupational Safety and Health Administration
    * All sampling instructions above are recommended guidelines for OSHA Compliance Safety and Health Officers (CSHOs), please see the corresponding OSHA method reference for complete details
  • Hydrogen Sulfide - Occupational Safety and Health Administration
    Hydrogen Sulfide in Workplaces Hydrogen Sulfide Can Kill Workers A 49-year old sanitation worker died when rescuing a co-worker from an underground sewer vault when he was overcome with hydrogen sulfide gas Workers who entered a 27-foot deep pit in a marshy area died after being overcome by hydrogen sulfide
  • Hydrogen Sulfide - Occupational Safety and Health Administration
    Hydrogen sulfide exposure addressed in specific OSHA standards for general industry, maritime, and construction This section highlights OSHA standards and documents related to hydrogen sulfide OSHA Standards
  • Hydrogen Sulfide - Evaluating and Controlling Exposure | Occupational . . .
    Evaluating and Controlling Exposure Example of a portable meter that can measure hydrogen sulfide Used with permission from
  • QUICK CARD TM - Occupational Safety and Health Administration
    Hydrogen Sulfide (H2S) Hydrogen sulfide is a colorless, flammable, extremely hazardous gas with a “rotten egg” smell It occurs natu-rally in crude petroleum and natural gas, and can be pro-duced by the breakdown of organic matter and human animal wastes (e g , sewage) It is heavier than air and can collect in low-lying and enclosed, poorly ventilated areas such as basements, manholes
  • Table of Effects of H2S - Occupational Safety and Health Administration
    This material was produced under grant number SH-27664-SH5 from the Occupational Safety and Health Administration, U S Department of Labor It does not necessarily reflect the views or policies of the U S Department of Labor, nor does mention of trade names, commercial products, or organizations imply endorsement by the U S Government
  • eTool : Oil and Gas Well Drilling and Servicing - General Safety - H2S . . .
    H2S accumulation and knockdown It is possible for H 2 S gas to accumulate in any low area or in enclosed areas, such as gas venting systems, mud systems, cellars, pits, and tanks A condition referred to as "knockdown," or swift unconsciousness, can occur in such locations, with collapse occurring with 1 to 2 breaths





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