[Kassel, 9 October 2026] SEFE Storage GmbH will offer approximately 2.5 TWh of previously unmarketed storage capacities for the Haidach natural gas storage facility via the PRISMA capacity platform through two auction procedures on 20 October 2026 and 22 October 2026.

The offered storage capacity will be marketed on the basis of the following product structures:

Auction 1 (20 October 2026)

Haidach SY28/29 + SY29/30 (1): bundle each of 37,916,995 kWh.
In the period 01/04/2028–01/04/2029 each bundle includes a firm injection capacity of 15,860 kWh/h and a firm withdrawal capacity of 17,520 kWh/h.
In the period 01/04/2029–01/04/2030 each bundle includes a firm injection capacity of 13,361 kWh/h and a firm withdrawal capacity of 14,759 kWh/h. In addition to that each bundle includes an interruptible injection capacity of 2,499 kWh/h and interruptible withdrawal capacity of 2,761 kWh/h.

Auction 2 (22 October 2026)

Haidach SY27/28 + SY28/29 + SY29/30 (2): bundle each of 25,947,994 kWh.
In the period 01/04/2027–01/04/2028 each bundle includes a firm injection capacity of 11,014 kWh/h and a firm withdrawal capacity of 14,177 kWh/h.
In the period 01/04/2028–01/04/2029 each bundle includes a firm injection capacity of 10,853 kWh/h and a firm withdrawal capacity of 11,989 kWh/h. In addition to that each bundle includes an interruptible withdrawal capacity of 2,187 kWh/h.
In the period 01/04/2029–01/04/2030 each bundle includes a firm injection capacity of 9,143 kWh/h and a firm withdrawal capacity of 10,100 kWh/h. In addition to that each bundle includes an interruptible injection capacity of 1,871 kWh/h interruptible withdrawal capacity of 4,077 kWh/h.

Bids for Haidach SY28/29 + SY29/30 (1) can be submitted on 20 October 2026 from 11:00 a.m. to 11:30 a.m. (CET).
Bids for Haidach SY27/28 + SY28/29 + SY29/30 (2) can be submitted on 22 October 2026 from 11:00 a.m. to 11:30 a.m. (CET). 

Specific storage curves shall be considered. No variable fee will be charged for the storage product. The information relevant for the storage product can be found on the homepage www.sefe-storage.de under auction products.