When reports of possible violence involve a school, authorities typically work to assess the situation, determine whether there is an immediate threat, and communicate safety instructions to school officials and the community.
The reason for the reported police activity, whether students were asked to shelter in place, and whether anyone was injured remain unclear. It would be premature to describe the incident as a confirmed shooting without additional evidence.
If police are investigating a possible threat, school officials may coordinate with law enforcement and issue instructions to students, staff, and families. Parents and guardians should follow messages distributed through official school and district communication channels rather than rely on unconfirmed social media posts.
Anyone near the school should follow instructions from police and avoid approaching an active emergency scene.
For verified information, check the Mountlake Terrace High School website and the City of Mountlake Terrace official website.