The District School Board of Niagara says a person at Port Weller Public School has tested positive for COVID-19.
Students and staff who had close contact with the individual have been informed and told to stay home and self-isolate.
In a release, the DSBN says a complete and thorough cleaning of the school will be completed this evening, with a public health nurse completing a comprehensive assessment tomorrow morning.
To see the DSBN's full advisory list, click here.
This is the DSBN's eleventh case of COVID-19.