Germany, June 16 -- RWE Gas Storage West GmbH (RGSW) is starting to market free storage capacity in the hydrogen storage facility currently under construction at the Gronau-Epe site in North Rhine-Westphalia, Germany. For this, RGSW is launching a binding tender on 16 June. The tender is aimed at companies that want to secure available storage capacity for hydrogen from 1 January 2028.Construction work on Germany's first commercial hydrogen storage facility is already underway. RWE will fill the first cavern with hydrogen from mid-2026. At the same time, hydrogen will be used to press the brine out of a second cavern so that it can also be used for storage. Once completed, the storage facility with its two caverns will have an injection and...