Orange County NC Website
Browse       Search
155 <br /> ■ <br /> NC Division of Water Quality-Methodology for Identification of Intermittent and / <br /> Perennial Streams and Their Originsy.4,11 <br /> NC DNVQ Stream Identification Form Version 4.11 <br /> 11 YV 11 <br /> Date: 1/V Project/Site: '`]M J)f C Latitude:35' , <br /> Evaluator: County: 0 <br /> Longitude:y <br /> Total Points: / <br /> Stream is tie luasr,nrerrniuenr ryl Sdream Deter Hall (circle one) Other w�,1 �}4 <br /> r/�19 or porennral if;!30' C • Ephemeralkerrni!tpht Perennial e.g.Quad Name. <br /> A. Geomorphology {Subtotal= ) Absent Weak Moderate Strong <br /> 1' Continuity of channel bed and bank 0 1 2 <br /> 2.Sinuosity of channel along thalweg 0 1 2 <br /> 3.In-channel structure:ex.riffle-pool,step-pool, © 2 3 <br /> ripple-pool se uence <br /> 4.Particle size of stream substrate 0 1 3 <br /> 5.Active/relict floodplain 0 1 2 3 <br /> G.Depositional bars or benches (0 1 2 3 <br /> 7.Recent alluvial deposits D 2 3 <br /> 8 Ficadcuts 0 1 2 3 <br /> q 9.Grade control 0 0,5 1.5 <br /> 10.Natural valley 0 0.5 1 1.5 <br /> 11.Second or greater order channel _Nod 0) Yes=3 <br /> "arid+cial ditches are not rated:see disc,visions in manual <br /> B. Hydrology Subtotal= <br /> 12.Presence of Baseflow 0 1r�J 3 <br /> 13.Iron oxidizing bacteria 0 1 2 3 <br /> 14.Leaf litter 1.5 1 0.5 12 <br /> 15.Sediment on plants or debris D .5 1 1.5 <br /> 16.Organic debris lines or piles 0 0.5 1 12 <br /> 17.Soii-based evidence of high water table? No=0 Yes-3 <br /> C. Biology Subtotal= <br /> 19.Fibrous roots in streambed 3 2 1 0 <br /> 19.Rooted upland plants in streambed 3 2 0 <br /> 20.Macrobenthos(note diversity and abundance) 1 2 3 <br /> 21.Aquatic Mollusks 4 1 2 3 <br /> 22,Fish 0 0.5 1 1.5 <br /> 23.Crayfish 0 0.5 1 1.5 <br /> 24.Amphibians 0 0.5 1 1.5 <br /> 25,Algae 0 0.5 1 1.5 <br /> 2S.Wetland plants in streambed FACW=0,75; OBL=1.5 Other=0 <br /> 'perennial streams may also be identified using other methods.See p.35 of manual, <br /> fJotes: _ _ <br /> 1 <br /> Sketch: <br /> -K <br /> 41 - <br />