Section play in WPIAL baseball and softball ends next week.
The top three teams in each section qualify for the playoffs. If there are ties for the last spot in a section, head-to-head competition breaks the deadlock. If two or more tied teams split in head-to-head, they all go.
Here are the teams that have clinched playoff berths heading into Thursday's games:
CLASS AAAA - (Section 1) Seneca Valley, North Allegheny, Butler. (2) Hempfield, Norwin, Latrobe. (3) Shaler, Fox Chapel, Central Catholic. (4) Plum, Franklin Regional, Allderdice. (5) Mt. Lebanon, Canon-McMillan.
CLASS AAA - (1) Central Valley, Hopewell, Blackhawk. (2) Indiana, Kittanning. (3) West Allegheny, Chartiers Valley, Montour. (4) West Mifflin. (5) Knoch, Mars.
CLASS AA - (1) Quaker Valley. (2) Brownsville, Washington, Waynesburg. (3) Shady Side Academy, Burrell. (4) Keystone Oaks, Seton-LaSalle, Steel Valley. (5) Riverside, Neshannock, Shenango.
CLASS A - (1) California, Bentworth, Carmichaels. (2) Greensburg Central Catholic, Serra, Jeannette. (3) Rochester, Sewickley Academy, Western Beaver. (4) Vincentian, Cardinal Wuerl North Catholic. (5) Our Lady of the Sacred Heart.
CLASS AAAA - (Section 1) Hempfield. (2) Fox Chapel, Gateway, Plum. (3) North Allegheny, Shaler, Seneca Valley. (4) Canon-McMillan, Bethel Park, Baldwin.
CLASS AAA - (1) Beaver, Central Valley, Blackhawk. (2) West Allegheny, Chartiers Valley. (3) Belle Vernon, Trinity, Elizabeth Forward. (4) Yough, Southmoreland, Mount Pleasant. (5) Hampton, Mars.
CLASS AA - (1) Burgettstown, South Side Beaver, Avonworth. (2) McGuffey, Carmichaels. (3) Deer Lakes. (4) Seton-LaSalle. (5) Mohawk, Ellwood City.
CLASS A - (1) Chartiers-Houston, Jefferson-Morgan, West Greene. (2) Frazier, Greensburg Central Catholic, Monessen. (3) Leechburg, Cardinal Wuerl North Catholic, Riverview. (4) Shenango, Union, Western Beaver. (5) Sewickley Academy, Serra, Bishop Canevin.