In addition to any other penalty imposed by this chapter for the erection, contrivance, creation, continuance or maintenance of a public nuisance, the cost of abating a public nuisance by the Village shall be collected as a debt from the owner, occupant or person causing, permitting or maintaining the nuisance; and if an order to abate the nuisance has been given to the owner, and the cost remains unpaid, such cost shall be assessed against the real estate as a special charge.