24/7 emergency number in case of problems: (+352) 55 66 55 66 or (+352) 24 66 16 11

Network operation

Our natural gas network in Southern Luxembourg

In addition to our activities as a natural gas supplier, we also have our own natural gas network in the south of Luxembourg. This network covers our 14 shareholder municipalities: Esch-sur-Alzette, Differdange, Pétange, Schifflange, Sanem, Käerjeng, Bettembourg, Kayl, Rumelange, Mondercange, Roeser, Reckange-sur-Mess, Dippach and Garnich.


Our employees are always available for you in the field, whether it’s for a network connection, a meter change or emergency service in the event of network faults.

Learn more about what to do in an emergency



Network operation opening hours

Please note the opening hours for customer enquiries regarding network operation:

Monday to Friday
7 am to 12 pm & 1 pm to 3.30 pm


about network connections

How can I check whether the SUDenergie network is available in my area?

You can see whether natural gas from SUDenergie is available in your area here:

Geoportal Luxembourg

Who maintains the SUDenergie network?

The pipelines are checked by your network operator as well as by the two subcontractors Gazomat and Sewerin.