The government on Thursday reported 756 new Covid-19 cases, 746 local infections and 10 imported, raising the total to 16,221.
The Centre for Covid-19 Situation Administration said 724 new cases were detected through active case finding and 22 others were confirmed at hospitals.
All 724 new cases found with active case finding were in Samut Sakhon province - 710 migrant workers and 14 Thais.
The 22 cases found at hospitals included nine in Samut Sakhon, eight in Bangkok and three in Samut Prakan.
The 10 imported cases were quarantined arrivals from Portugal (1), Russia (2), Indonesia (1), Qatar (1) and the United States (5).
Of the total 16,221 cases, 11,287 (69.5%) had recovered, including 233 discharged over the past 24 hours, and 4,858 were receiving treatment. The death roll was unchanged at 76.
The CCSA said that 61 out of 77 provinces had reported no Covid-19 cases for at least seven days.
