(a) The owner must ensure all buildings and the grounds of the park are maintained in a clean, sightly condition and must keep them free of any condition that will menace the health or constitute a nuisance to any occupant or the public.
(b) The owner must eliminate all harborage places for rodents and hosts of insect vectors. The owner must eliminate or effectively treat all breeding places for flies and mosquitoes. (1987 L.M.C., ch. 23, § 3.)