KACS (90.5 FM) is the main station signal of a local listener-supported non-commercial independent radio network broadcasting a Christian format. Licensed to Chehalis, Washington, United States, it serves the Olympia area. , the network is currently owned by Chehalis Valley Educational Foundation.
In addition to the main station, KACS is relayed by KACW 91.3 in South Bend, Washington, and by KBSG 90.1 in Raymond, Washington, as well as additional translators to widen its broadcast area.