WESTERVILLE, Ohio — Westerville South High School is currently on lockout due to a threat, Westerville police said in a tweet. 

Blendon Middle School is also on lockout due to its proximity to the school. Police have not identified the threat. 

This is the second time within a school in the area has been put on high alert due to a threat. In September, Westerville Central went into lockdown due to a bomb threat. Police said they found no credible evidence to back up the threat. 

This story will be updated as more information becomes available.