File:TriStates Coverage Map.jpg

Summary
Coverage map for WIUM and WIUW radio stations Derivation for FCC (US government) required filings (below) http://www.tristatesradio.com/aboutus.html

FCC database files for WIUM (Macomb, IL)- Service Contour Map 60 dBu http://www.fcc.gov/fcc-bin/FMTV-service-area?x=FM150712.html

FCC database files for WIUW (Warsaw, IL)- Service Contour Map 60 dBu http://www.fcc.gov/fcc-bin/FMTV-service-area?x=FM208308.html