COLUMBIA — The City of Columbia has completed installation and testing of a new citywide public safety siren system, marking a significant upgrade in how residents will be warned during severe weather and other large-scale emergencies. The system was successfully tested on Monday, May 11, 2026, and is now operational.
The project was funded through a $420,000 Community Development Block Grant Imminent Threat Program and carried out in partnership with the South Central Tennessee Development District. The network includes 12 strategically placed sirens across Columbia: three electric units capable of both audible tones and voice messaging, and nine mechanical sirens engineered to produce strong, far-reaching warning signals. Siren locations include fire stations on Firefighter Drive, Trotwood Avenue, and Nashville Highway, as well as parks, pump stations, the wastewater treatment plant, and elevated terrain at Reservoir Hill and Golston Hill — locations chosen to maximize coverage across every corner of the city.
Mayor Chaz Molder noted that the investment reflects the city's ongoing commitment to keeping residents safe. City Manager Tony Massey echoed that the modern, reliable alert system enhances the city's ability to deliver timely warnings. The sirens will only be activated when the National Weather Service issues a tornado warning for specific areas of Columbia — meaning a tornado has been sighted or indicated on radar — keeping false alarm fatigue to a minimum while ensuring warnings are swift when they count.
City officials are reminding residents that outdoor sirens are designed to alert people who are outside and may not be reliably heard indoors, particularly when severe weather conditions affect sound travel. For that reason, Columbia strongly encourages use of multiple alert methods simultaneously. The city offers a free emergency notification service called Hyper-Reach, integrated with the National Weather Service and the federal IPAWS system, which delivers alerts directly to mobile devices and landlines. Residents can enroll by calling or texting "Alert" to 931-286-7771 or registering at the city's online portal. Future siren tests will be announced in advance on ColumbiasTN.gov and the city's official social media channels.