It is hot spring (one of the hottest in the region) about 72 kms away from Hazaribagh on the NH2. Surajkund hot spring is claimed to be the hottest spring in India. SurajKund hot spring has a surface temperature of 87 °C (189 °F) and an average subsurface temperature of 165 °C (329 °F).
According to recent assessment, India has a large potential of geothermal energy, which can be gainfully utilized for power generation, Jharkhand possesses a good share of these. Of the total recorded sites numbering 340 in India (assessed by Geothermal Education office - US), around 60 sites are in Jharkhand. SurajKund is among the most prospective sites. Bus services are available.