Is Chicago, IL police radio encrypted?

PARTIAL · 17.9 GRADE B

Partly — public-safety radio in Chicago, IL is partially encrypted (17.9%): some channels are locked, others are still in the clear.

Chicago is served by the public-safety radio in Cook , population 2,721,308. Its grade reflects that county's agencies and the trunked systems serving the area.

17.9% % ENCRYPTED B TRANSPARENCY GRADE 0 PUBLIC-SAFETY AGENCIES IL STATE

Public-safety systems serving Chicago

Trunked radio systems serving Cook. These carry most public-safety traffic in the area and drive the grade.