RSA 485:32: Injuring Property.

Any person who shall willfully injure any of the property of any water company or of any city or town, used by it in supplying water to its inhabitants, shall be guilty of a misdemeanor if a natural person, or guilty of a felony if any other person, and such person shall also forfeit and pay to such water company, city or town 3 times the amount of actual damages sustained, to be recovered in an action on the case.