SDPB, a privately owned company headquartered in the US, was founded in 1922 and employs approximately 50 individuals. The organization specializes in producing and broadcasting commercial-free programs and community outreach projects. SDPB Television airs on KUSD Channel 2, Vermillion; KESD Channel 8, Brookings; KZSD Channel 8, Martin-Long Valley; KBHE Channel 9, Rapid City; KTSD Channel 10, Pierre; KQSD Channel 11, Lowry; KPSD Channel 13, Faith-Eagle Butte; KDSD Channel 16, Aberdeen; and KCSD Channel 23, Sioux Falls, broadcasting more than 150 hours of local programming each year and over 65 hours of educational children's programming every week. SDPB Radio operates at KDSD 90.9 FM, Aberdeen; 88.3 FM, KESD Brookings; KPSD 97.1 FM, Faith-Eagle Butte; KQSD 91.9 FM, Lowry; KZSD 102.5 FM, Martin-Long Valley; KTSD 91.1 FM, Pierre; KBHE 89.3 FM, Rapid City; KCSD 90.9 FM, Sioux Falls; KUSD 89.7 FM, Vermillion; KYSD 91.9FM, Spearfish and KJSD 90.3FM, Watertown, broadcasting 24 hours a day with 40 hours a week of local programming.