Ukraine’s storage contracts with western European gas traders are rising along with transported gas volumes despite Russia’s heightened campaign against the country’s energy infrastructure.

As European Union storage has continued to outpace seasonal averages through the year, traders have been relying on Ukraine’s substantial underground storage facilities as a sink for the glut of liquefied natural gas cargoes and Norwegian supply

Ukraine’s Transmission System Operator (GTSOU) reported it has inked 25 new transportation contracts with European firms this year, marking 130 agreements with companies outside Ukraine for storage services. At least 40 of those companies, including several of the continent’s largest gas firms, have been using Ukraine’s shorthaul systems...