KMIH (88.9 FM) is a non-commercial educational (NCE) radio station licensed to MERCER ISLAND, WA. Broadcasting with an effective radiated power of 30 watts and antenna height of 127 meters HAAT, its signal reaches approximately 59 km to the radio horizon. The station broadcasts in HD Radio digital format. The station is owned by Mercer Island School District #400. It broadcasts a Adult album alternative format.