This table contains raw data supporting the findings from publication "Nascent water waves induced by the impulsive motion of a solid wall" by W. Sarlin, Z. Niu, A. Sauret, P. Gondret & C. Morize Each line corresponds to an experiment, with the different columns indicating respectively: o the regime attributed to the wave* o the total stroke of the piston L in meters o the maximum velocity U reached by the piston in meters per second o the init [...]