Woah. Do not contact her. Contact the police.
§*166.220¹*Unlawful use of weapon
(1) A person commits the crime of unlawful use of a weapon if the person:
(b) Intentionally discharges a firearm, blowgun, bow and arrow, crossbow or explosive device within the city limits of any city or within residential areas within urban growth boundaries at or in the direction of any person, building, structure or vehicle within the range of the weapon without having legal authority for such discharge.
(3) Unlawful use of a weapon is a Class C felony. [Amended by 1975 c.700 §1; 1985 c.543 §1; 1991 c.797 §1; 2009 c.556 §5]
It was nice of you to ask them to stop. You didn't have to, you could have just called Johnny Law.
I don't know of any State that allows anyone to fire boolits (or anything) onto anothers property without prior consent of that owner, but I can't speak to everywhere. IANAL.