Ordinance No. 20006 - Laserfiche WebLink

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MINIMUM BUFFER SETBACKS FROM TOP OF BANK Water Feature Buffer Setback Perennial , within special flood hazard area 60 feet Perennial , outside speci a1 f1 and hazard area 40 feet Intermittent or seasonal 20 feet 2. If the tap of the high bank is not identifiable, the buffer setbacks are measured horizontally from the 1 ine of ordinary high water. In a given stream, pond, or other water body, the 1 i ne of ordinary high water i s the 1 i ne an the bank or shore to which seasonal high water rises annually. Identified i n the f ~ e1 d by physical characteristics that include one ar mare of the fo11 owi ng: ~a} a cl ear, natural 1 i ne impressed on the bank, fib} changes i n the characteristics of soil, ~c} the presence of water-borne litter and debris, ~d} destruction of terrestrial vegetation. If rel fable water 1 evel data are. avai 1 abl a for three or more consecutive previous years, the 1 ine of ordinary high water can be considered the mean of the highest water level for all years far which data is available. Buffer setback distances measured from the 1 ine of ordinary high water are as fol laws: MINIMUM BUFFER SETBACKS FRaM ORDINARY HIGH WATER LINE Water Feature Buffer Setback Perennial , within special f 1 ood hazard area l5 feet Perennial , outside speci a1 flood hazard area 50 feet Intermittent or seasonal ~5 feet ~c} Contiguous riparian areas which extend landward from the water feature beyond the buffer setback area, as defined i n thi s sub-district. 1. Riparian habitat, riparian area. Lands adjacent to water features which contain primarily native vegetation including species that typically grow in wet areas wet area species}. For purposes of this code '"wet area species" are those species l i, steel as "facultative, " "facultative wetland, " or "ob1 igate wetland" species i n the mast recent U. S. Fish and Wildlife Service "list of plant species that occur in wetlands" for the Eugene area. Where large forested areas ad joi n a water feature, only that portion which contains wet area species i s considered riparian , 2. The city shat 1 mai ntain maps of regulated riparian areas, and make them available to the public. These maps wi l l be used to identify the extent of the riparian area unless the applicant can demonstrate through detailed inventory i nformati an ~ i nc1 udi ng maps showing the 1 ocati on and species of vegetation growing i n the disputed area} that the city's Ordinance - 9