Avon def. Scotland, 20-25, 25-18, 25-12, 22-25, 15-10
Baltic def. Dell Rapids St. Mary, 25-18, 25-20, 27-25
Clark/Willow Lake def. De Smet, 25-14, 25-18, 25-12
Colman-Egan def. Howard, 25-14, 25-9, 25-21
Corsica-Stickney def. Wessington Springs, 25-18, 25-7, 25-15
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Elkton-Lake Benton def. Flandreau, 25-19, 25-15, 25-12
Faulkton Area def. Langford Area, 25-13, 25-14, 25-11
Florence-Henry def. Groton Area, 25-9, 25-18, 25-17
Garretson def. Alcester-Hudson, 25-20, 25-23, 25-17
Great Plains Lutheran def. Lake Preston, 25-13, 25-13, 25-19
Hamlin def. Deuel, 25-9, 25-3, 25-7
Highmore-Harrold def. Sanborn Central/Woonsocket, 25-16, 25-18, 25-20
Hitchcock-Tulare def. Sunshine Bible Academy, 25-11, 25-15, 25-12
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Huron def. Aberdeen Central, 26-24, 18-25, 25-21, 25-21
Kadoka Area def. Bennett County, 25-17, 25-20, 25-16
Kimball/White Lake def. Tri-Valley, 20-25, 25-14, 25-19, 23-25, 15-12
Lemmon def. Bison, 25-18, 26-24, 25-11
Lennox def. Beresford, 30-28, 26-28, 26-24, 25-15
Madison def. Parker, 25-15, 14-25, 25-23, 25-22
Menno def. Irene-Wakonda, 26-24, 25-18, 21-25, 25-18
Miller def. Chamberlain, 25-22, 25-13, 25-16
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North Central def. Leola/Frederick Area, 25-20, 25-22, 25-19
Northwestern def. Redfield, 25-11, 25-9, 25-5
Platte-Geddes def. Mount Vernon/Plankinton, 25-22, 17-25, 25-19, 25-22
Rapid City Stevens def. Rapid City Central, 25-9, 25-18, 25-20
Sioux Fall Christian def. Vermillion, 25-18, 25-12, 25-10
Sioux Falls O’Gorman def. Sioux Falls Lincoln, 25-17, 25-22, 25-19
Sisseton def. Britton-Hecla, 25-3, 25-13, 25-17
Tripp-Delmont/Armour def. Centerville, 11-25, 25-15, 25-12, 25-13
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Warner def. Aberdeen Roncalli, 22-25, 21-25, 25-14, 25-15, 15-4
Webster Area def. Waubay/Summit, 25-20, 15-25, 25-27, 25-19, 15-13
West Central def. Canton, 25-22, 25-21, 22-25, 25-17
White River def. Gregory, 25-22, 25-15, 25-18