The Ministry of Health says a number of people who attended a festival in Hamilton over the weekend have been confirmed as having Covid-19.

It says public health officials are currently assessing the potential exposure and expect to publish the locations of interest early tomorrow.

The ministry says this will include health advice for those who were there.

As well, three bus services and a hotel have been identified as close contact locations of interest this evening.

Anyone who was at the Te Puru Cafe and Bar in Rotorua between 7.45am and 8.15am on 19 January is advised to self isolate.

Three Auckland bus service have also been identified.

A Covid-19 case took the 25B bus on 20 January, from Mount Roskill Leisure Centre to The Civic at 11.45am, and then back at 6.30pm.

Those on the 25L from the Balmoral shops to Queen Street on 16 January between 1.45pm and 2.30pm are also considered close contacts.

More information is available on the Ministry of Health's website.

An early childhood centre in Tauranga has been linked to a suspected Omicron case, first reported yesterday.

The case attended the BestStart Pyes Pa on 19 January and was likely infectious at the time.

Everyone who was at the childhood centre at the time is being treated as a close contact, is being asked to isolate, and get tested immediately.

Toi Te Ora Public Health is working with the Ministry of Education to establish who was present at the centre on the day and is in the process of contacting those people.

Details of testing centres in in Tauranga can be found here.

No new cases are being reported in Bay of Plenty today.

Earlier today Wellington domestic airport and the Jetstar check-in were listed as Covid-19 location of interests.

The locations were listed Wednesday morning.

The Ministry of Health said anyone there between 6.30am and 9.40am on Monday 24 January should self-monitor for symptoms for the next eight days.

Anyone with symptoms needs to get tested and stay home until they return a negative result.

The Wellington locations were not listed as linked to an Omicron case, while Auckland locations added yesterday included some close contact exposures.

They include an Air New Zealand flight, NZ5077, from Auckland to Nelson on Sunday 16 January from 2.05pm to 3.35 pm, a private function at the Pukekohe Indian Community Centre on

Sunday 16 January, and Auckland three bus routes.

By Tuesday, 29 community cases of Covid-19 were associated with the January Omicron Cluster and all were in isolation.

New Omicron cases reported on Tuesday were in Nelson-Tasman, Palmerston North, Tauranga and Auckland.

-RNZ.