Sw

{
  "id": "MLC-T-OAG-003715",
  "term": "Sw",
  "field": "Oil and gas",
  "definition": "The symbol representing water saturation, which is the fraction or percentage of the pore volume in a rock that is occupied by formation water. It is a key parameter in reservoir engineering, indicating the amount of hydrocarbons present in a reservoir. Sw values range from 0 (100% hydrocarbon) to 1 (100% water), and are typically calculated from resistivity logs using equations like Archie's.",
  "subject": "Formation Evaluation",
  "url": "https://mlchart.com/terminology/oil-and-gas/sw/"
}