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HomeMy WebLinkAbout20201291 Ver 1_Stream Form 132 Parkcrest_20201005NC Division of Water Quality -Methodology for Identification of Intermittent and Perennial Streams and Their Origins v. 4.11 NC DWQ Stream Identification Form Version 4.11 13,2 VA( IeCre-s't_ 0", U e 1Iqrioc y Date: I o _ j ,� O Project/Site: / .2 �� Latitude: Evaluator: ��rl L County: L_, (416L, Longitude: Total Points: Stream is at least intermittent Stream Determ' circle one) Other Ephemeral ermitt Perennial e.g. Quad Name: if >_ 19 orperennial if >- 30" VNJ A. Geomorphology (Subtotal = ) Absent Weak Moderate Strong 18- Continuity of channel bed and bank 0 1 2 3 2. Sinuosity of channel along thalweg 3. In -channel structure: ex. riffle -pool, step -pool, ripple -pool sequence 4. Particle size of stream substrate 0 1 2 3 0 V 2 3 0 1 rM 5. Active/relict floodplain 0 t 2 3 _ 6. Depositional bars or benches. 2 3 7. Recent alluvial deposits 40 1 2 3 8. Headcuts 1 2 3 9. Grade control 0.5 1 1.5 10. Natural valley 0 0.5 ® 1.5 11. Second or greater order channel - Yes = 3 a artificial ditches are not rated; see discussions in manual B. Hydrology (Subtotal = 12. Presence of Baseflow 0 1 Q) 3 13. Iron oxidizing bacteria 0 1 2 14. Leaf litter 1.5 0.5 0 15. Sediment on plants or debris 0 1 1.5 16. Organic debris lines or piles 0 1 1.5 17. Soil -based evidence of high water table? No = 0 s = C. Biology Subtotal = [s 18. Fibrous roots in streambed 2 1 0 19. Rooted upland plants in streambed 2 1 0 20. Macrobenthos (note diversity and abundance) 1 2 3 21. Aquatic Mollusks 1 2 3 22. Fish 0.5 1 1.5 23. Crayfish 0.5 1 1.5 24. Amphibians 0.5 1 1.5 25A Igae dD 0.5 1 1.5 26.VNetland plants in streambed FACW = 0.75; OBL = 1.5 Other = 0 "perennial streams may also be identified using other methods. See p. 35 of manual. Not 6s: Sketch: 41