A civil authority has issued A REQUIRED MONTHLY TEST for the following counties or areas: Benton; Franklin; Walla Walla, WA; at 10:29 PM on SEP 9, 2026 Effective until 1:29 AM  SEP 10, 2026. Message from IPAWSCAP. This is Benton County  Emergency Management conducting a required monthly test of the emergency alert system. If this were an actual emergency, this system would bring you important information. The following tones will conclude this test.