Orestimba scored the first and final goals, but Ripon Christian did more than enough damage in between to leave Newman with a 5-2 victory and at least a share of the Southern League championship.
Injury-hampered Ripon gave up two second-half goals by Ulises Ramirez on set pieces and are now in danger of not repeating as league champions no thanks to Thursday's 2-0 loss at Escalon.
Gerardo Romero scored two goals and assisted another in East Union's 4-1 triumph at Sierra on Wednesday.
Weston Ranch's coronation looked as if it was going to be delayed.
Manteca had two game-point opportunities in an attempt to force a fifth set against visiting Weston Ranch but came up short in a 20-25, 25-27, 25-16, 30-32 defeat Wednesday.
East Union won the Valley Oak League title and Brooke Riley is the MVP.
Tuesday's Trans-Valley League rematch against Ripon was sure to have been circled on Riverbank's calendar.
TRACY - The road to the Sac-Joaquin Section playoffs just got a little longer for the East Union volleyball team.
Kevin Bolding summed up Manteca's trip to Oakdale as a "tough night."
Sierra just missed out on having another finalist in the Valley Oak League Singles Tournament.
RIPON -Hilmar had the look of a team that had been there, done that in tight situations.
Weston Ranch clinched a second straight postseason berth with Monday's resounding 7-1 victory at Lathrop.
That stunning loss to Orestimba appears to be in the rear-view mirror for Ripon Christian.
Ripon hadn't played a match away from familiar Stouffer Field in nearly three full weeks until it traveled to Hilmar on Thursday.
Ripon avenged a previous loss and put itself in a good position to return to the Sac-Joaquin Section Division V Tournament with Thursday's 164-174 win over Linden at Jack Tone Golf Course.
Six local wrestlers finished second Saturday in the Valley Oak League wrestling championships at Sierra High school.
It is nice when you control your own destiny.
STOCKTON - The Wolf Pack spilled out of the stands, washing the court in blues, grays and whites.
RIPON - Ripon Christian garnered its fourth league championship in five years Friday night, but no one would blame the Knights for relishing this one a little more than the rest.
Ryan Shippley knows how to get a team moving.
Lathrop couldn't overcome a lackluster start in a 61-44 loss to visiting Kimball on Friday.
Jim Agostini sauntered back into Winter Gymnasium alongside assistant coach Rick Marsh, and as the door closed behind them their East Union girls basketball team could be heard celebrating a much-needed 58-48 win over Manteca on Thursday.
RIPON - This night belonged to the Ripon High Indians.
Elisabeth Alexander found her stroke early and never lost it.
Sierra has a way of making ugly wins look good.
Rena Dragony emerged from a scrum beneath the basket with a smile and her pinkies pointed to the sky.
Sophomore guard Tre Simmons made five 3s and led all scorers with 23 points, as playoff-bound Weston Ranch rolled past visiting East Union 70-30 Wednesday.
With about six minutes left in the third quarter, Jim Agostini called a timeout and did something he rarely ever does.
STOCKTON - What a difference 10 minutes can make.
Riverbank worked its late-game magic yet again, and it helped the Bruins garner at least a share of the Trans-Valley League title Tuesday when they edged Ripon in overtime, 44-43.