Orange Christian School principal Ken Greenwood advises primary cohort to self isolate

Mr Greenwood, who stressed there were no cases in the school's student body, said a parent in two families had informed the school of their positive result on Thursday.

Mr Greenwood said Thursday was the last day of term four but the school had sent a message to its primary school families advising them to self isolate as a precaution.

There were three cases recorded in Orange up to 8pm on Thursday night, all are under investigation.

Testing in Orange is available at Wade Park and the Orange Showground from 8am to 4pm.

The news comes after NSW Health announced more than 500 COVID-19 cases on Friday morning.

NSW Health said there were 516 cases in the 24 hours to 8pm on Thursday, detected through 90,223 tests.

Across the state 158 people are in hospital and 24 require intensive care.

Western NSW Local Health District is encouraging people with no symptoms to be tested for COVID-19 surveillance.

If you have a surveillance test you do not need to isolate if:

You do not have any symptoms,

No one in your household has symptoms

You, and no one else in your household is a close contact of person with COVID-19

You have not been to any of the places listed as a close or casual contact venue.

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