DPS troopers have added patrols through Sunday to crack down on drunken driving. The extra patrols are funded through a grant from the Texas Department of Transportation.
DPS during 2011 spring break made nearly 1,300 DWI arrests.
The legal drinking age in Texas is 21.
The Texas Alcoholic Beverage Commission on Monday reminded students of the so-called 911 Lifeline Law, which took effect last September. The law provides limited immunity for an underage person who calls for assistance because someone might have alcohol poisoning and who stays at the scene until help arrives.
DPS last week raised safety concerns about drug-related violence in Mexico and urged students on spring break to avoid heading south of the border.