An estimated 1.95 million U.S. renter households owed over $15.3 billion in back rent when the federal eviction moratorium expired on Saturday, according to a new report. The number of renter households in debt is expected to reach 2 million by December, the Federal Reserve Bank of Philadelphia said in the report (pdf) released on Friday. Those households by then will collectively owe $18.6 billion, with an average debt of $9,300. The state with the largest estimated number of households behind on rent in August is California (313,300), followed by Texas (174,900), Florida (171,900), and New York (155,600). California is also estimated to owe the largest amount of rent debt ($3.54 billion), which is greater than the combined rent debt of the next two states, namely Florida ($1.53 billion) and New York ($1.43 billion). The report came as the end of the nationwide eviction ban, which was first enacted in …