Aqua Blast

You conjure a sphere of water, launching it at a creature. Make a ranged spell attack against the target. On a hit, the target takes 3d6 bludgeoning damage. if the target is Large or smaller, it must make a Strength saving throw or be knocked prone.

At higher levels: When you cast this spell using a spell slot of 2nd level or higher, the damage increases by 1d6 for each level above first.