Abstract: Disclosed is a facility for transferring thermal energy of geothermal origin, for example to contribute to the heating of premises, this facility having the feature of including a heat exchanger placed in a water pipe (31). The principle of the facility is to extract the heat contained in the soil (1) in order to transfer it towards the required place (premises, offices, industrial processes, various equipment, etc.) and to recharge the soil (1) with heat extracted from a liquid used in public service, namely wastewater or drinking water, and/or used in industry.