Framingham, MA has a geothermal system using ground source heat pumps like what you are describing https://www.smartcitiesdive.com/news/first-networked-geother

Framingham, MA has a geothermal system using ground source heat pumps like what you are describing https://www.smartcitiesdive.com/news/first-networked-geothermal-utility-eversource-framingham-building-decarbonization/718015/ https://www.smartcitiesdive.com/news/first-networked-geother...