Health authorities on Monday reported 5,485 new Covid-19 cases, the most ever in a 24-hour period, raising the number of cases since the start of the pandemic to 159,792. A further 19 coronavirus-related fatalities took the accumulated toll to 1,031.
The Centre for Covid-19 Situation Administration (CCSA) said 3,532 of the new infections were in the general population and 1,953 in prisons.
Bangkok still led the number of new transmissions with 1,356 cases, followed by Phetchaburi (555), Samut Prakan (358), Saraburi (327) and Pathum Thani (211).
CCSA assistant spokeswoman Apisamai Srirangson said the capital had detected two new clusters, a residential camp for construction workers in Bang Na district and a community in Sathon district, taking the total Bangkok clusters under close surveillance to 45.
Bangkok also logged the most deaths – 12 – while one each was reported in Kanchanaburi, Chachoengsao, Chon Buri, Nakhon Ratchasima, Samut Prakan, Samut Sakhon and Nonthaburi.
The centre also reported 58 imported infections, including 55 Thais who returned to the country from Cambodia via the Sa Kaeo border crossing. The others were a man from the Maldives and a Russian man.