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HomeMy WebLinkAbout20120407 Ver 1_Worksheets_20120504NC Division of Water Quality — Methodology for Identification of Intermittent and Perennial Streams and Their Origins v 411 NC DWQ Stream Identification Form Version 4 11 Date 5_ C — ) Prolee,t,Site �r ��� LatlL.ida Evaluator fYA4"(\ County �0_� Longitude Total Points Stream is at least intermittent Stream D ini circle one) Epheme I er tte Perennial Other Quad Name if z 19 or perennial if? 30 l m 2 Sinuosity of channel along thalweg e g 1 A Geomorphology (Subtotal = 2� Absent Weak Moderate Song 19 Continuity of cnannei bed and DanK 0 i 1 3 2 Sinuosity of channel along thalweg 0 1 2 3 3 In channel structure ex riffle pool step pool ripple sequence 0 16 Organic debris lines or piles 2 3 4 Particle size of stream substrate 0 1 CD 3 5 Active /relict floodplain 0 CD 2 3 6 Depositional bars or benches 0 CT 2 3 7 Recent alluvial deposits 0 1 2 3 8 Headcuts 0 1 2 3 9 Grade control 0 Notes 1 15 10 Natural valley 0 1 1 5 11 Second or greater order channel (N) =A Yes = 3 "artificial ditches are not rated see scussions in manual �'--- B Hydrology Subtotal = = S 12 Presence of Baseflow 0 1 1 2 2 3 3 13 Iron oxidizing bacteria 0 14 Leaf litter 1 3T 05 0 15 Sediment on plants or debris 0 3 1 15 16 Organic debris lines or piles 0 —05 1 15 17 Soil based evidence of high water table? No = 0 Yes = 3 C Biology (Subtotal= of ) — 18 Fibrous roots in streambed 3 2 0 19 Rooted upland plants in streambed 3 2 1 0 20 Macrobenthos (note diversity and abundance) 0 1 2 3 21 Aquatic Mollusks 1 2 3 22 Fish 05 1 15 23 Crayfish 05 1 1 5 24 Amphibians 0 05 1 15 25 Algae 05 1 15 26 Wetland plants in streambed FACW = 0 75 OBL = 1 5 2ther = perennial streams may also be identified using other methods See p 35 of manual Notes Sketch 41