BRIEF-APA Group Expects To Recognise Pre-Tax, Non-Cash Impairment Of About $249 Mln On Orbost Plant

* EXPECTED TO RECOGNISE NON-CASH IMPAIRMENT OF APPROXIMATELY $249 MILLION (PRE-TAX) TO ITS ORBOST GAS PROCESSING PLANT. * IMPAIRMENT IS A NON-CASH ITEM AND IS NOT EXPECTED TO IMPACT FY21 UNDERLYING EBITDA, OPERATING CASH FLOW OR DISTRIBUTIONS. * SEES NON-CASH IMPAIRMENT ON ORBOST PLANT IN FINANCIALS FOR PERIOD ENDED DEC...