The District School Board of Niagara says one person at Martha Cullimore Public School has tested positive for COVID-19.
The board says students and staff who had close contact with the person are being contacted by Niagara Region Public Health and told to self-isolate.
Custodians will be completing a thorough cleaning of the Niagara Falls school, the release says.
To see the DSBN's COVID-19 public advisory page, click here.