Alt 100.9 is a dynamic and edgy online radio station based in San Luis Obispo, California, United States. Specializing in Alternative and Rock music, Alt 100.9 caters to listeners who appreciate the raw energy and creativity of these genres. Whether youre a fan of indie rock, punk, or any other form of alternative music, this station has something to suit your taste. Tune in to Alt 100.9 for an exhilarating listening experience that celebrates the best of alternative and rock music.