The WPIAL swimming championships will be held Thursday and Friday at the University of Pittsburgh's Trees Pool. Class AA events will be held from 11:30 a.m. to 2 p.m. each day while Class AAA competes from 4 to 6:30 p.m.

Thursday's events include the 200 medley relay, 200 freestyle, 200 individual medley, 50 freestyle, 100 butterfly and 200 freestyle relay. All other events will be held Friday.

Following are the Butler County swimmers who have qualified for the meet.

Class AAA

(Butler, Seneca Valley)

Girls Individual events

200 freestyle:

Butler - Molly Evans, Brittany Vogel; Seneca Valley - Emily Wolfarth

200 individual medley:

Butler - Evans, Vogel, Jessica Vernon; Seneca Valley - Mandie Huffman, Lauren Bezier

50 freestyle:

Butler - Evans; Seneca Valley - Stacie Safritt, Rose Snyder

100 butterfly:

Butler - Sarah Clouse; Seneca Valley - Kylie Gamelier, Elyse Dobrick

100 freestyle:

Butler - Evans; Seneca Valley - Safritt, Kelly Connolly, Snyder

500 freestyle:

Butler - Evans, Vogel; Seneca Valley - Dobrick, Wolfarth

100 backstroke:

Butler - Evans, Ellen Crummy, Samantha Harris; Seneca Valley - Marissa Behning

100 breaststroke:

Butler - Clouse; Seneca Valley - Huffman, Gamelier, Bezier

Girls Relay events

200 medley relay:

Butler - (Crummy, Clouse, Vernon, Harris); Seneca Valley - (Safritt, Huffman, Gamelier, Connolly)

200 freestyle relay:

Butler - (Harris, Vogel, Clouse, Evans); Seneca Valley - Connolly, Bezier, Snyder, Dobrick)

400 freestyle relay:

Butler - (Vogel, Vernon, Crummy, Evans); Seneca Valley - (Connolly, Snyder, Gamelier, Safritt)

Boys Individual events

50 freestyle:

Butler - Matt Galante; Seneca Valley - Drew Snyder

100 butterfly:

Butler - Eric Clouse; Seneca Valley - Pat Shore

100 freestyle:

Butler - Galante; Seneca Valley - Snyder

100 breaststroke:

Seneca Valley - Scott Bowser, Ben Gutmann

Boys Relay events

200 medley relay:

Butler - (Clif McKee, Zach Reiser, Clouse, Galante); Seneca Valley - (Shore, Bowser, Gutmann, Snyder)

200 freestyle relay:

Butler - (Clouse, Reiser, Jade Werth, Galante); Seneca Valley - (Bowser, Gutmann, Bobby Beahm, Zac Miller)

400 freestyle relay:

Butler - (Clouse, McKee, Hans Bergh, Brad Duke); Seneca Valley - (Bowser, Gutmann, Erik Wenzelburger, Snyder)

Class AA

(Knoch, Mars, Freeport)

Girls Individual events

200 freestyle:

Freeport - Andrea McQueen; Knoch - Beth Legin

200 individual medley:

Freeport - Gail Erickson; Mars - Claire Pacey

50 freestyle:

Freeport - Lauren Palko, McQueen,

100 butterfly:

Freeport - Kristen Bombolski

100 freestyle:

Freeport - Palko, McQueen,

500 freestyle:

Freeport - McQueen; Knoch - Legin

100 backstroke:

Freeport - Erickson

100 breaststroke:

Freeport - Erickson, McQueen

Girls Relay events

200 medley relay:

Freeport - (McQueen, Bombolski, Palko, Erickson); Knoch - (Legin, Nicole Vogus, Casey Kopac, Paula Pivaronas); Mars - (Pacey, Chloe Pierre, Amber Saville-Andree, Jessica Nowicki)

400 freestyle relay:

Freeport - (Erickson, Palko, Lindsay Jordan, McQueen); Mars - (Nowicki, Pierre, Saville-Andree, Pacey)

Boys Individual events

200 freestyle:

Freeport - Brendan McGregor; Knoch - Joe Wagner; Mars - Jeff Gavin

200 individual medley:

Freeport - McGregor; Knoch - Doug Vogus; Mars - Phil Karavlan

50 freestyle:

Freeport - McGregor; Knoch - Wagner; Mars - Dave Pierre

100 butterfly:

Freeport - Joel Erickson, McGregor; Knoch - Wagner

100 freestyle:

Freeport - McGregor; Knoch - Wagner, Brad Troutman; Mars - Dan Pierre

500 freestyle:

Freeport - McGregor; Knoch - Wagner; Mars - Gavin

100 backstroke:

Freeport - Erickson, McGregor; Knoch - Wagner, Troutman; Mars - Karavlan

100 breaststroke:

Freeport - Erickson; Mars - Dave Pierre, Dan Pierre

Boys Relay events

200 medley relay:

Knoch - (Vogus, Steve Edwards, Mike McCoy, Zack Macurak); Mars - (Karavlan, Dan Pierre, Dave Pierre, Gavin)

200 freestyle relay:

Knoch - (Vogus, Wagner, Troutman, McCoy); Mars - (Dave Pierre, Gavin, Phil Armstrong, Dan Pierre)

400 freestyle relay:

Knoch - (Vogus, Wagner, Troutman, McCoy)