The two cases are in the Kempsey LGA and will be included in tomorrow's (September 30) numbers.

They are from the same South West Rocks household.

"The North Coast Public Health Unit is currently investigating these cases and contact tracing is underway. We will provide more information as soon as it is available, including potential exposure venues of public concern," Mid North Coast Health District chief executive Stewart Dowrick said.

A delivery driver, who is a Queensland resident, tested positive in Tweed Heads. The man in his 40s has been infectious in NSW since September 27 and visited venues in Kempsey, Port Macquarie and Taree.

Contact tracing is now underway and any venues of concern will be listed on the NSW Health website.

NSW Health Minister Brad Hazzard said residents should monitor for symptoms and get tested.

"People in regional areas must understand the importance of getting tested and getting vaccinated," he said.

"People need to be on high alert in these areas."

Stay-at-home orders for the Port Macquarie Local Government Area (LGA) were introduced from 6pm on September 28 for seven days due to an increased COVID-19 public health risk.

These stay-at-home orders will also apply to anyone who has been in the Port Macquarie LGA since September 17.

Everyone in the Port Macquarie LGA must stay at home unless it is for an essential reason, which includes:

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The stay-at-home order for the Kempsey LGA has been lifted. However, this order may be reintroduced if new information indicates an increased public health risk.

People in Kempsey need to remain particularly vigilant, practice COVID-safe behaviours and get tested at the first sign of even mild symptoms.

There have been 18 cases reported in the MNCLHD since the beginning of the current NSW outbreak in June.

There are 20 venues of concern linked to two positive COVID cases in Port Macquarie.

MNCLHD released the extensive list on Sunday night (September 26).

Port Macquarie Airport and two businesses in Nambucca Heads have also been listed as venues of concern after two other confirmed cases of COVID-19 visited the region separately.

NSW recorded 863 new locally acquired cases of COVID-19 in the 24 hours to 8pm last night, Tuesday September 28.

NSW Health also reported the deaths of fifteen people with COVID-19 - eight men and seven women. Two people were in their 40s, two were in their 50s, four people were in their 60s, three people were in their 70s, one in their 80s, and three people were in their 90s.

To determine the extent of the risk and detect any further potential COVID-19 cases, NSW Health is calling on the community to come forward for testing in large numbers.

A pop-up drive-through COVID-19 testing clinic will be open at Lake Cathie Sporting Complex from 9am to 4pm on Wednesday (September 29) and 8am to 4pm on Thursday and Friday (September 30 and October 1).

The drive-through COVID-19 testing clinic at Port Macquarie Regional Stadium is open from 8am to 4pm weekdays and 8am to 2pm on weekends.

The drive-through (with walk-in available) testing clinic in Kempsey is located at Austral Street Boat Ramp (known as Riverside Boat Ramp) and is open from 8am to 4pm Monday to Friday and 8am to 2pm on Saturday and Sunday.

"We continue to urge anyone feeling unwell - even with the mildest of symptoms such as a runny nose, scratchy or sore throat, cough, fever, shortness of breath, headache, tiredness, loss of taste or smell, nausea, diarrhoea or muscle aches - to self-isolate and seek COVID-19 testing," Mid North Coast Health District chief executive Stewart Dowrick said.

For a list of testing clinics across the Mid North Coast visit: https://mnclhd.health.nsw.gov.au/.../covid-19.../

Find available bookings at the Commonwealth Government's COVID-19 Vaccine Clinic Finder (previously eligibility checker), or you can also call Health Direct on 1800 571 155 for assistance to book.