The Offices of Guam Homeland Security and Civil Defense will conduct a test of the All Hazards Alert Warning System siren remotely from the Port Authority of Guam location at 3 p.m., today, Jan. 23. 

The siren test is being conducted to assess operations. Residents, visitors and motorists surrounding the siren can expect to hear pre-scripted voice messaging announcing the start and end of the test, and the “alert” tone.