This is where ONTRAS publishes the data of the underground gas storage facilities (UGS) directly connected to the ONTRAS transmission network pursuant to Art. 19 (4) of Regulation (EC) no. 715/2009.
The following links take you away from the ONTRAS internet site. The respective underground storage operator and the providers of the linked sites are responsible for the content of external internet sites.
| UGS | Operator | Asset Owner |
| UGS Allmenhausen | TEP Thüringer Energie Speichergesellschaft mbH | TEP Thüringer Energie Speichergesellschaft mbH |
| UGS Bad Lauchstädt | VNG Gasspeicher GmbH | VNG Gasspeicher GmbH |
| UGS Bernburg | VNG Gasspeicher GmbH | VNG Gasspeicher GmbH |
| UGS Buchholz | VNG Gasspeicher GmbH | VNG Gasspeicher GmbH |
| UGS Katharina | Erdgasspeicher Peissen GmbH | Erdgasspeicher Peissen GmbH |
| UGS Kirchheilingen | VNG Gasspeicher GmbH | VNG Gasspeicher GmbH |
| UGS Kraak | E.ON Gas Storage GmbH | HanseWerk AG |
| UGS Peckensen | Storengy Deutschland GmbH | Storengy Deutschland GmbH |
| UGS Staßfurt | RWE Gasspeicher GmbH | RWE Gasspeicher GmbH |