Chautauqua County reported 266 new cases of the coronavirus on Thursday, according to numbers released on Friday afternoon.

The new caseload is the largest single-day increase of COVID-19 infections in the county since a global pandemic was declared in March.

There are now 722 active cases in the county – another high. Hospitalizations, meanwhile, decreased by one over the last day to 42. Over 2,000 are now in quarantine.

The county reported 82 new cases in Jamestown, 57 in Dunkirk, 27 in Fredonia and 10 each in Silver Creek and Frewsburg. Jamestown now has 213 active cases and Dunkirk now has 147 active cases.

The county noted that duplicate tests reported on Jan. 6 and 7 were removed.