Matt Pigatti shot an 82 for Dos Pueblos on the challenging Valencia Country Club in a 441-453 loss against Valencia High in a non-league boys golf match on Wednesday.
Ruben Mendoza finished one shot behind Pigatti.
The Chargers, 1-1 on the season, play Ventura on Thursday at Sandpiper Golf Course.
Dos Pueblos scores
Matt Pigatti 82
Ruben Mendoza 83
Michael Gentry 92
Sean Yamasaki 97
Willy Tang 99