Beaufort High lost a 5-1 decision to visiting St. Charles (Ill.) on Monday.
Thomas Gnann delivered the only victory of the day for the Eagles at No. 1 singles.
The Eagles (4-2, 3-1) travel to Hilton Head High on Tuesday for a region match.
Singles
1. Thomas Gnann (BHS) def. Alex Geivels 6-4, 6-4
2. Mattis Crabilis (SCHS) def. Griffin Stone 6-4, 7-5
3. Reed Gaddsworthy (SCHS) def. Diego Ladino 6-4, 6-4
4. Brett Walden (SCHS) def. Merritt Patterson 6-2, 6-4
5. Josh Joseph (SCHS) def. Mitchell Russell 6-2, 6-4
Doubles
2. Thomas Giddswothy and Brad Gilbert (SCHS) def. Casey Hoogenboom and Bodie Daniel 6-4, 7-5