Any violation of the provisions of this chapter
by any person shall be unlawful and shall be referred to the Municipal
Attorney, who shall expeditiously prosecute all such violators. A
violator shall, upon conviction, forfeit to the municipality a penalty
of not less than $100 nor more than $500, together with a taxable
cost of such action. Each day of continued violation shall constitute
a separate offense. Every violation of this chapter is a public nuisance,
and the creation may be enjoined and the maintenance may be abated
by action at suit of the municipality, the state, or any citizen thereof
pursuant to § 87.30, Wis. Stats.