The S11 Dormitory cluster in Punggol swelled with an additional 166 new cases, making it the largest cluster here with 283 cases now, close to 15 per cent of all cases in Singapore.
Aside from S11 Dormitory and Shaw Lodge, 11 cases were linked to the cluster at Westlite Toh Guan dormitory, bringing its total cases to 49, while two cases were linked to Toh Guan Dormitory which now has 25 cases. Both dormitories are in Jurong East and, along with S11 Dormitory, have been gazetted as isolation areas.
This means that workers will be quarantined in their rooms for 14 days.
Other clusters at dormitories - Sungei Tengah Lodge, Tampines Dormitory, Cochrane Lodge I, Kranji Lodge and Sungei Kadut Loop - also had more patients linked to them, adding between one and 17 new cases.