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Wetland name or number <br /> R Riverine and Freshwater Tidal Fringe Wetlands Points <br /> WATER QUALITY FUNCTIONS - Indicators that wetland functions to improve water quality <br /> R R 1.Does the wetland have the potential to improve water quality? (seep. 52) <br /> R R 1.1 Area of surface depressions within the riverine wetland that can trap sediments during a <br /> flooding event: <br /> Depressions cover>3/4 area of wetland oints=8 <br /> Depressions cover> 1/2 area of wetland points=4 4 <br /> Depressions present but cover< 1/2 area of wetland points=2- <br /> No depressions present points=0 <br /> R R 1.2 Characteristics of the vegetation in the wetland(areas with>90%cover at person he <br /> Forest or shrub>2/3 the area of the wetland points=8 <br /> Forest or shrub> 1/3 area of the wetland points=6 8 <br /> Ungrazed,emergent plants>2/3 area of wetland points=6 <br /> Ungrazed emergent plants> 1/3 area of wetland points=3 <br /> Forest,shrub,and ungrazed emergent< 1/3 area of wetland points=0 <br /> R Total for R 1 Add the points in the boxes above I 12 <br /> R R 2.Does the wetland have the opportunity to improve water quality? (seep. 53) <br /> Answer YES if you know or believe there are pollutants in groundwater or surface water coming <br /> into the wetland that would otherwise reduce water quality in streams,lakes or groundwater <br /> downgradient from the wetland?Note which of the following conditions provide the sources of <br /> pollutants. <br /> El Grazing in the wetland or within 150 ft <br /> ❑ Untreated stormwater discharges to wetland <br /> ❑ Tilled fields or orchards within 150 ft of wetland <br /> ® A stream or culvert discharges into wetland that drains developed areas,residential <br /> areas,farmed fields,roads,or clear-cut logging <br /> ® Residential,urban areas,golf courses are within 150 ft of wetland <br /> ❑ The river or stream linked to the wetland has a contributing basin where human <br /> activities have raised levels of sediment,toxic compounds or nutrients in the river water multiplier <br /> above standards for water quality <br /> El Other 2 <br /> YES multiplier is 2 NO multiplier is 1 <br /> R TOTAL-Water Quality Functions Multiply the score from R 1 by R 2 I 24 <br /> Add score to table on p. l <br /> Comments <br /> Wetland Rating Form—western Washington 5 August 2004 <br /> Version 2 Updated with new WDFW definitions Oct.2008 <br />