Case Study of the Sedgwick County, Kansas Upgrade: Sedgwick County Upgrades to a 21 st Century Storm Warning System For Less Than $1 Million April 3, 2012 Sedgwick County, Kansas is in the process of upgrading its tornado warning system to achieve a whole new level of control over the way the county issues warnings. In addition to adding 27 new sirens, the county got new controllers on all of the 120 older sirens remaining in the system. This way, each siren in the system can now be controlled and monitored individually from one central location. Previously, when the sirens were activated, all the sirens in the county were activated. With the new system, sirens can be activated in smaller groups, so that only the communities being directly threatened by the oncoming stor

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