Round one of the three South Dakota state volleyball tournaments were contested Thursday at three venues.

The Class AA tourney is in Yankton while the Class A tourney is held in Watertown and Aberdeen hosts the Class B event.

Class AA
State Quarterfinal

Huron def. Rapid City Stevens, 25-19, 25-18, 25-18

Sioux Falls O’Gorman def. Pierre, 25-6, 25-12, 25-13

Sioux Falls Roosevelt def. Aberdeen Central, 18-25, 25-20, 30-28, 26-24

Watertown def. Harrisburg, 25-15, 25-19, 25-20

Class A
State Quarterfinal

Dakota Valley def. Redfield/Doland, 25-14, 25-19, 25-11

Miller def. Pine Ridge, 25-15, 25-12, 25-16

Mt. Vernon/Plankinton def. Lead-Deadwood, 25-10, 25-18, 25-18

Sioux Falls Christian def. Sisseton, 25-13, 25-14, 25-15

Class B
State Quarterfinal

Chester def. Harding County, 25-17, 25-15, 25-17

Parker def. Arlington, 23-25, 25-23, 18-25, 25-23, 15-10

Sully Buttes def. Kimball/White Lake, 25-13, 25-17, 25-21

Warner def. Jones County, 25-12, 25-13, 25-12