It shall be unlawful for any person, firm or corporation, after discontinuing the use of any well, to leave said well open and exposed; said well, after the use of same has been discontinued, shall be carefully and securely filled: Provided, that this shall not apply to wells on farms that are protected by curbing or board walls. Any person violating any of the provisions of this section shall be guilty of a Class 2 misdemeanor.
N.C. Gen. Stat. § 14-287