The test covers the Emergency Planning Zones (EPZs) surrounding two major nuclear facilities in the region. 89 sirens near the Catawba Nuclear Station in York, South Carolina, and 67 sirens near the McGuire Nuclear Station in Huntersville, North Carolina, will sound the brief “growl” tone used for system verification. Duke Energy conducts these tests to ensure all warning systems function properly in the event of a real emergency.
Emergency officials encourage residents to prepare by downloading the Emergency Manager app, which includes a “Know Your Zone” tool to help people identify their emergency zone based on their home or workplace. That information is used during evacuations or shelter-in-place advisories…