A Methodology for Assessing the Favourability of Geopressured-Geothermal Systems in Sedimentary Basin Plays: A Case Study in Abruzzo (Italy)

Table 1

Main prospective factors for the characterization of geopressured-geothermal systems in terrigenous sedimentary basin plays, at regional or local scale.

	Information at regional scale	Information at local or well scale
Prospective factors to be investigated
Depositional environment	x
Deposition rate	x
Temperature	x	x
Pressure	x	x
Salinity of fluid		x
Gas/water ratio		x
Percentage of methane in free gases		x
Methane solubility		x
Occurrence of dissolved gaseous hydrocarbons	x	x
Depth of geopressured reservoir	x	x
Size of reservoir	x
Flow rate		x
Permeability		x
Faults and fractures	x	x
Lithology	x	x