Newport Harbor High joins the party Wednesday at noon with the Division I prelims.
Then there's three days worth of swimming doubleheaders. Thursday, it's Estancia and Costa Mesa in the Division III preliminaries at 10 a.m., followed by the Division IV finals at 6 p.m.
Friday, Corona del Mar competes in the Division II prelims at 10 a.m., and the Division I finals at 6 p.m.
Saturday includes the Division III finals at 10 a.m. and the Division II finals at 4 p.m.
For Newport-Mesa track and field aficionados, the main place to be will be Warren High in Downey at 11 a.m. Saturday for the Division III preliminaries. Corona del Mar, Costa Mesa and Estancia will be competing there.
The top eight qualifiers in each event move on to the division finals May 20.
Newport Harbor will be on the road at Moorpark High for the Division II preliminaries, while Sage Hill will be at Carpinteria High for the Division IV prelims.