Health officials reported 285 new Covid-19 cases, shattering the daily case count record set two days earlier, in Paterson on Sunday.
Daily case counts over the past three days have topped the peak of 262 infections set on April 16.
Municipal officials have put in place a testing regime and a contact tracing program to reduce the transmission of the virus.
Mayor Andre Sayegh also imposed a midnight curfew on businesses.
355 people have died from the virus since the pandemic began.
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