Following the completion of an open procedure in accordance with Bulgarian and European legislation, Bulgartransgaz EAD and DZZD Tech Energy Expansion signed a contract for the supply of the necessary materials and equipment, construction and commissioning of “Expansion of Chiren UGS capacity - above-ground part”.

The total value of the Contract with DZZD Tech Energy Expansion amounts to BGN 297,777 mln., VAT excluded. The contract is co-financed by the European Union through the Connecting Europe Facility.

The project aims to increase the active gas volume up to 1 bcm (currently 550 mcm), increase the daily withdrawal capacity up to 10 mcm/d and the injection capacity up to 8 mcm/d. Currently the maximum daily withdrawal capacity is 3.82 mcm/d, and the maximum daily injection capacity is 3.62 mcm/d.

Works on the storage facility expansion are envisaged to be completed by the end of 2024.

Source: Bulgartransgaz