Letter: Twenty positive Covid-19 cases were recorded in the city along with nine cases in the district of the letter on Saturday.
New cases include four school students and a computer engineer who had returned from Ireland recently.
Three fountainhead school students including seven and 14 years of testing positive viruses.
Class II students are residents of Vesu, while older grade 9 students are residents of Sumul Dairy Road.
On Friday, two students and one teacher was tested positive at the school that had been ordered to remain closed for seven days.
Two 17-year-old students at Riverdale School were also tested positive on Saturdays.
A student is a citizen of Katargam, while others come from Honey Park Road.
Their classmates and other school staff will be tested on Monday.
A 25-year-old man who worked as a computer engineer in Ireland had returned to the city on December 22 and was tested positively in the RT-PCR test.
The sample has been sent for sequencing and genomic reports awaited.
The man lives in the Sumul Dairy area with his parents.
He landed in Mumbai where he tested negative at the airport.
When reaching the house in the city he was in quarantine when he developed coldly and coughed later and the test found it positive covid.
He took two Pfizer vaccine shots and test reports at 15 people who came in his contacts in the waiting city.
Meanwhile, four family members at Shiva Palace of Bhatar were tested positive on Saturday.
The community has been declared a zone of cluster and population movement and outsiders have been restricted.