<p>There is ongoing work to assess the potential contribution of geothermal heat in Wales. The Coal Authority is working closely with the Welsh Government to produce a full Mine Water Heat resource map for Wales, identifying key opportunity locations and an overall resource estimate. The map is scheduled for completion later this year.</p><p> </p><p>Heat is a devolved policy area but the Department has funded studies for local authorities to explore minewater heat opportunities across South Wales.</p>