Seneca Valley went from 109 to 104 in the national rankings since last week after going 3-0 in the past seven days.
Wheaton is now in the midst of a 14-game losing streak. The Knights lost another 3 games last week, including a 10-5 defeat against Kennedy.
Poolesville's pitching was especially stingy this week, allowing 17 hits and eight walks to lead the league in both categories. On the season, the Falcons have allowed just 61 hits, while striking out 93 batters.
Hunter Pearre leads the Falcons with 29 strikeouts in 23 innings.
Chris Convers threw a shutout as he led Northwest to victory over Poolesville, 11-6 on May 3, 2012. He pitched five scoreless innings and struck out 12, while giving up one hits.