Dell Rapids def. Canton, 25-20, 26-24, 25-22

Douglas def. Custer, 25-16, 25-11, 25-21

Dupree def. Cheyenne-Eagle Butte, 25-11, 25-19, 25-19

Edgemont def. Lead-Deadwood, 26-24, 25-23, 25-17

Elk Point-Jefferson def. Lennox, 25-9, 25-10, 25-12

Estelline def. Great Plains Lutheran, 25-22, 25-22, 25-14

Ethan def. Plankinton, 25-15, 25-17, 25-12

Eureka/Bowdle def. Wakpala, 25-3, 25-10, 25-6

Faulkton def. Leola/Frederick, 19-25, 25-20, 25-13, 26-24

Flandreau def. Garretson, 24-26, 25-22, 25-13, 25-16

Gettysburg def. Highmore-Harrold, 25-16, 25-20, 21-25, 25-18

Gregory def. Dakota Christian, 25-13, 25-22, 25-10

Hanson def. Marion, 25-21, 25-12, 15-25, 25-14

Harding County def. Hettinger/Scranton, N.D., 25-20, 25-20, 25-21

Hay Springs, Neb. def. Bennett County, 25-21, 25-22, 25-17

Herreid/Selby Area def. Strasburg-Zeeland, N.D., 25-14, 24-26, 25-11, 25-17

Irene-Wakonda def. Freeman Academy, 25-19, 25-12, 25-19

Langford def. Aberdeen Christian, 25-14, 25-18, 25-18

Lemmon def. Mott-Regent, N.D., 25-17, 25-20, 18-25, 15-25, 15-12

Madison def. West Central, 13-25, 25-23, 22-25, 25-18, 15-10