Tri-valley High School - Class of 1999 Alumni, Colton SD
Join thousands of alumni from Tri-valley High School and the Class of 1999. Reconnect with classmates, photos, yearbooks, upcoming reunions.
Varsity Football Schedule 2026-27
08/27 vs Milbank
09/03 vs Madison
09/10 vs Lennox
09/24 vs Custer
10/08 vs Dell Rapids
10/15 vs Beresford
10/21 vs Sioux Falls Christian
09/03 vs Madison
09/10 vs Lennox
09/24 vs Custer
10/08 vs Dell Rapids
10/15 vs Beresford
10/21 vs Sioux Falls Christian
'99 Reunion Info
Party like it's 1999! 10-year class reunion
* RSVP By JUNE 30, 2009 to Sarah. * PLEASE BRING: 1) Lawn Chair 2) Meat to grill (own bun if needed) 3) $5.00/person to ...
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