Scott Morrison says hotel quarantine has been 99.9 per cent successful. Is that correct? As lockdowns swept through Australia's largest cities, Prime Minister Scott Morrison defended the hotel quarantine system, claiming it has a "99.9 per cent success rate". But can he claim such a high rate of success? 15 July 2021 The claim Amid coronavirus outbreaks linked to breaches in hotel quarantine that are forcing lockdowns across the country, the federal government is facing calls to open purpose-built quarantine facilities in each state and territory. In an interview with Sky News on June 25, Prime Minister Scott Morrison said the hotel quarantine program "had a lot of critics" but defended its record.