Harrisburg def. Watertown, 27-25, 23-25, 25-13, 16-25, 15-6
Rapid City Central def. Sturgis Brown, 25-21, 23-25, 25-23, 20-25, 15-11
Sioux Falls Washington def. Sioux Falls O’Gorman, 25-20, 25-17, 25-17
Class A
Region 2
Clark-Willow Lake def. Deuel, 25-22, 27-25, 22-25, 25-20
Region 5
Hanson def. Chamberlain, 25-12, 25-16, 25-15
Region 7
Bennett County def. Little Wound, 25-16, 25-22, 25-19
Lakota Tech def. Red Cloud, 18-25, 25-21, 26-24, 24-26, 15-8
Pine Ridge def. St. Francis Indian, 22-25, 25-12, 25-8, 25-16
Winner def. Todd County, 25-9, 25-15, 25-16
Region 8
Belle Fourche def. St. Thomas More, 21-25, 25-14, 28-26, 25-19
Custer def. Hot Springs, 25-14, 25-19, 25-17
Hill City def. Lead-Deadwood, 25-8, 25-10, 25-9
Class B
Region 1
Wilmot def. Waverly-South Shore, 25-21, 25-11, 25-9
Region 4
Irene-Wakonda def. Freeman Academy-Marion, 30-28, 25-16, 25-21
Region 5
Colome def. Marty Indian, 23-25, 25-15, 25-17, 28-26
Region 6
Sunshine Bible Academy def. Lower Brule, 25-15, 25-13, 25-23
Herreid/Selby Area def. Ipswich, 25-14, 25-16, 25-11
Sully Buttes def. Potter County, 25-17, 25-20, 26-24
Region 8
Bison def. Tiospaye Topa, 25-20, 25-14, 25-9
Wakpala def. Takini, 25-18, 25-14, 25-14
