UK: Union Jack Oil provides update on West Newton operations and well testing programme 20 Apr 2021 AIM-listed Union Jack Oil, a UK focused onshore hydrocarbon production, development and exploration company, has announced an operations update and forward well testing programme in respect of the West Newton B-1Z ('WNB-1Z') conventional appraisal well, operated by Rathlin Energy (UK). The Company holds a 16.665% economic interest in PEDL183, encompassing an area of 176,000 acres and located within the Western Sector of the Southern Permian Basin, onshore UK, North of the river Humber. PEDL183 contains the WNA-1, WNA-2 and WNB-1Z hydrocarbon discoveries. Highlights Cased Hole Logging Programme ("CHLP") and Vertical Seismic Profiling ("VSP") operations on the WNB-1Z well have been completed