Aug 17 (Reuters) - Vocus Group Ltd VOC.AX -
* Confirms FY17 underlying EBITDA and impairment to goodwill
* Confirms today that its unaudited FY17 underlying EBITDA is $366.4m within company's guidance range of $365-375m
* Has undertaken a review of carrying value of its assets and in particular goodwill
* "Unaudited FY17 underlying NPAT is $152.3m below company's guidance range of $160-165m"
* Will recognise a non-cash impairment of $1,532m post tax spread across both Australian, $1,333m and New Zealand, $199m cash generating units
* Confirms today that its unaudited fy17 underlying EBITDA is $366.4m within company's guidance range of $365-375m
* Company confirms that its unaudited net debt position at 30 June 2017 was in line with forecast at $1.029bn.