The majority of the 521 fresh coronavirus cases was reported from Kolkata (141), North 24 Parganas (117), Howrah (106) and South 24 Parganas (66).
A total of 254 coronavirus patients were discharged from various hospitals since Friday and the number of active cases in the state now stands at 5,293.
In the last 24 hours, 9,548 samples were tested for the disease, the bulletin said.
Health department sources said five personnel of the cyber department of Bidhannagar City Police in North 24 Parganas district have tested positive for the disease.
Meanwhile, the number of containment zones, called "affected areas" in West Bengal, climbed to 2,604 on Saturday, according to an update in the state government's website.
Of these, Kolkata accounts for 1,718 zones, followed by 219 in North 24 Parganas, 146 in Howrah, 124 in East Burdwan, 98 in West Midnapore, 71 in Hooghly and 61 in South 24 Parganas.
The remaining "affected areas" are in 12 other districts, the website -- "Egiye Bangla" -- said.
(Only the headline and picture of this report may have been reworked by the Business Standard staff; the rest of the content is auto-generated from a syndicated feed.)
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