geopressured fluid

Geopressured fluids are found in deep sedimentary basins where formation fluids bear a portion of the overburden load, leading to high pressures and temperatures. These fluids can be saturated with natural gas, but commercial production is limited due to the large volumes of water that must be extracted.1

Another significant source of natural gas is methane hydrates, which are ice-like structures containing methane molecules. These are found beneath permafrost and on ocean beds. Extracting methane from hydrates is an area of ongoing research, with methods exploring pressure reduction or carbon dioxide replacement.1

Geopressured refers to being subjected to great pressure from geologic forces. While geopressured fluids contain natural gas, the primary focus of geothermal power generation is on using steam and hot water from underground reservoirs to produce electricity.23