Torrent Shot

You pull water from a nearby source of at least 10 cu. ft. and launch it ferociously at a single enemy. The creature must make a Strength saving throw. On a failed save, the creature takes 2d6 bludgeoning damage, is knocked back 15 ft.. On a successful save, the creature takes half as much damage and is not moved. 

At Higher Levels. At 3rd level and higher, deal an additional 1d6 bludgeoning damage for every spell level above 2nd level.