The different areas emphasize the conditions and whether or not a geothermal drilling under the criterion of the groundwater protection is permitted. Generally, drillings are approvable in the white area, approvable with depth restrictions in the orange area and approvable with more stringed conditions in the hatched area. Geothermal drillings are prohibited in the red area.

The different areas emphasize the conditions and whether or not a geothermal drilling under the criterion of the groundwater protection is permitted. Generally, drillings are approvable in the white area, approvable with depth restrictions in the orange area and approvable with more stringed conditions in the hatched area. Geothermal drillings are prohibited in the red area.

The different areas emphasize the conditions and whether or not a geothermal drilling under the criterion of the groundwater protection is permitted. To protect the groundwater, depth restrictions and the choice of heat transfer medium can be imposed. If there are questions, please contact the water management administration (forages@eau.etat.lu).

The different areas emphasize the conditions and whether or not a geothermal drilling under the criterion of the groundwater protection is permitted. To protect the groundwater, depth restrictions and the choice of heat transfer medium can be imposed. If there are questions, please contact the water management administration (forages@eau.etat.lu).