The law does not deal with geothermal water being used for health-care or touristic purposes.
The geothermal water is supplied by five production wells and injected by six injection wells.
The area has an abundance of geothermal hot water.
The experiment was successful and a proof of concept, proving that geothermal waters could be used as process water to produce potable water in 2001.
There, they have plenty of hot geothermal water, but it all reportedly reeks of hydrogen sulfide.
But that geothermal water, they pump that up to a heat exchanger.
There are literally hundred of sites where geothermal waters flow up out of the earth.
In Reykjavik, Iceland, geothermal water provides almost all heating.
During the winter, the lake usually freezes over but hot geothermal waters are pumped in to defrost an area for water birds.
Nevertheless people have been coming to the area since the Edo period to bathe in naturally-created geothermal waters.