Depends on the location. In some places, people bathe in the water after it gets pumped into the ground: https://en.wikipedia.org/wiki/Blue_Lagoon_(geothermal_s

Depends on the location. In some places, people bathe in the water after it gets pumped into the ground: https://en.wikipedia.org/wiki/Blue_Lagoon_(geothermal_spa) https://en.wikipedia.org/wiki/Blue_Lagoon_(geothermal_spa)