Oldest Geothermal District in the Nation 

Founded in 1892 

Largest Geothermal System in the world

Boise has the largest network of geothermal heating in the world

Unique Geothermal heating

Rich history with ties to US and Idaho history

Logo of the Boise Warm Springs Water District

The Boise Warm Springs Water District provides geothermal water service to homes and businesses in the East End of Boise, ID, USA. The mission of the District is to sustainably provide geothermal water to patrons for the primary purpose of heating their homes or businesses.