Volcanic Gas Guidelines

The International Volcanic Health Hazard Network (IVHHN) has developed information relating to health hazards of gases and aerosols emitted during volcanic activity that can be found by clicking here (available in English, Spanish, and Japanese).

The entire guideline can be downloaded as a PDF or you can explore the following topic areas:
  • Sulphur Dioxide (SO2)
  • Carbon Dioxide(CO2)
  • Hydrogen Sulphide (H2S)
  • Hydrogen Chloride (HCL)
  • Hydrogen Fluoride (HF)
  • Particulate Matter (PM) and Aerosols