It is estimated that each casino property is losing about $1 million a day and casino gaming revenue was all but wiped out in April.
The gambling industry brought in just $94 million in gross revenues in April, compared to $3 billion in April 2019.
With income down nearly 97%, it was the worst month on record for the world's top gambling hub.
Casinos in the former Portuguese colony were all closed for two weeks in February but have reopened but travel restrictions have prevented customer from mainland China from visiting, leaving casinos virtually empty.
Casino operator Melco Resorts & Entertainment, which has cut salaries of top executives, told Travel Mole that guest numbers have been 'virtually zero' since reopening in February.
Ironically, Macao has had just 45 confirmed Covid-19 cases, with no deaths.