Bendigo Health sent a number of staff on Thursday, both in the nursing and admin sectors, to help test locals.

More news: Victoria records 514 new COVID-19 cases along with a second listed in the Macedon Ranges

A Bendigo Health spokesperson said over the past month Bendigo Health's Rapid Response Testing Team has assisted in outbreaks across the state, including in Cohuna, Woodend, Ballarat and Shepparton.

"The RRTT team in Ballarat consists of 12 people, a mixture of nurses and administration staff," they said.

"The team will be testing more than 300 people per day at the Ballarat Aquatic Centre until Sunday."

The spokesperson said Bendigo Health has another COVID-19 testing team on standby to assist with testing around the region if required.

"We continue to work with and support other health services in our response to COVID-19," they said.

Bendigo Health chairperson Bob Cameron said the team would we there until Sunday.

"Fortunately we have had the people to be able to send a team. They are all very focused on getting people through (testing) as quick as possible," he said.

It comes as the City of Ballarat entered lockdown last night after Ballarat's outbreak grew to four confirmed cases.

Related: Ballarat to re-enter lockdown from midnight Wednesday

A COVID testing blitz is under way, with a number of new testing sites to be established on Thursday to meet demand.

Following chaotic scenes at testing sites on Wednesday that saw some people waiting more than six hours, at least three new sites are being set up.

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