Paradise Valley Speedway has been named as a new location of interest.
The Ministry of Health said anyone who was at the speedway meeting on Friday January 21 between 7.30pm and 9.30pm should self-monitor for Covid-19 symptoms for 10 days after they were exposed.
If symptoms develop, get a test and stay at home until you get a negative test result.
Meanwhile, the Selwyn Tavern has been named as a 'close contact' location of interest. Anyone there on Friday January 21 between 1pm and 9pm should self isolate and test immediately and on day five.