Designation Grid 24B-30 refers to an area of land located on the planet known as Elphrona. An aurodium mine was situated within this grid, and it experienced a catastrophic collapse during the time of the High Republic Era. This disaster led the Jedi Loden Greatstorm and Bell Zettifar to spearhead a rescue mission originating from the Elphrona Outpost.
The location Grid 24B-30 was featured in the narrative "Set For Life," a work penned by Charles Soule and included in the publication The High Republic Adventures Annual 2021. The comic's release date was December 15, 2021.