Sedgwick County Emergency Management will test the attack mode function of its 70-year-old Thunderbolt siren system on Monday. The attack mode function was last tested in 2015.

The test will last between three and five minutes, and a team of 20-some volunteers will observe and collect data at siren sites. Monday’s test of the attack mode function will be Sedgwick ...

Two new sirens should be installed in local parks by the next scheduled siren test later this month, but it may be close, said Mike Honigsberg, Enid public safety director. “The sirens are here ...

On April 22, 1952, the first-ever air raid siren test sounded in Wichita. Some of the oldest Thunderbolt sirens in the United States were still in use across Sedgwick County up until late last year.

That's because the Caledonia fire siren, a 1962 1003 air raid siren, Thunderbolt, was actually a civil defense siren. Last February, CFD retired the 50 year old siren and installed a new ...