Wisconsin

Information on the various siren systems located within all 72 counties!

The Milwaukee County, Wisconsin, siren system consists of various models of sirens produced by Alerting Communicators of America and American Signal Corporation, with two inactive Federal Signal Model 2s.

Sirens on the system include: ACA Alertronic Al-8000 ACA Allertor ACA Hurricane ACA P-10 ACA P-15 ACA P-50 ASC T-112 ASC T-121 ASC T-128 ASC T-135 ASC I-Force B&N Mobil Directo

The siren system is tested on the Second Wednesday of every month at Noon. Signals tested are 1 Minute Alert, and 5 cycles of attack.