9.40.020: LIABILITY FOR EXISTENCE OF NUISANCES:
Where a nuisance exists upon property and is the outgrowth of the usual, natural or necessary use of property, the landlord thereof, or such landlord's agent, the tenant, or his or her agent, and all other persons having control of the property on which such nuisance exists, shall be deemed to be the authors thereof, and shall be equally liable therefor, but where any such nuisance shall arise from the unusual or unnecessary use to which such property may be put, or from business use to which such property may be put, or from business thereon conducted, then the occupants, and all other persons contributing to the continuance of such nuisance shall be deemed the authors thereof. (Prior code § 18-26-2)