ARRL Simulated Emergency Test set for Weekend of October 2 - 3
From ARRL News on September 22, 2021:
The weekend of October 2–3 is designated for holding the annual ARRL Simulated Emergency Test (SET), although local and Section-level exercises may take place throughout the fall. The SET is ARRL’s primary national emergency exercise and is designed to assess the skills and preparedness of Amateur Radio Emergency ServiceĀ® (ARESĀ®) volunteers, as well as those affiliated with other organizations involved in emergency and disaster response.