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HomeMy WebLinkAbout20131056 Ver 1_Buffer and/or Stream Determination_20131007NC DWO Stream Identification Form Version 4.11 Date: .,� v Project/Site: /I -oTt, Latitude: Evaluator: County: (/ Longitude: 77, 39�i9 Gy- 1 2 Total Points: Stream Determination circle one ( ) Other CRC -i'ti�ct )C - Stream is at least intermittent Stream N/} Ephemeral Intermittent Perennial e.g. Quad Name: erennialifa30' 0 1 A. Geomorphology (Subtotal = ) Absent Weak Moderate Strong 1a. Continuity of channel bed and bank 0 1 2 3 2. Sinuosity of channel along thalweg 0 1 2 3 3. In- channel structure: ex. riffle -pool, step -pool, ripple-pool sequence 0 1 2 3 4. Particle size of stream substrate 0 1 2 3 5. Active /relict floodplain 0 1 2 3 6. Depositional bars or benches 0 1 2 3 7. Recent alluvial deposits 0 1 2 3 8. Headcuts 0 1 2 3 9. Grade control 0 0.5 1 1.5 10. Natural valley 0 0.5 1 1.5 11. Second or greater order channel No = 0 Yes = 3 a artificial ditches are not rated; see discussions in manual B. H drolo Subtotal = 12. Presence of Baseflow 0 1 2 3 13. Iron oxidizing bacteria 0 1 2 3 14. Leaf litter 1.5 1 0.5 0 15. Sediment on plants or debris 0 0.5 1 1.5 16. Organic debris lines or piles 0 0.5 1 1.5 17. Soil -based evidence of high water table? No = 0 Yes = 3 C. Biology (Subtotal = 18. Fibrous roots in streambed 3 2 1 0 19. Rooted upland plants in streambed 3 2 1 0 20. Macrobenthos (note diversity and abundance) 0 1 2 3 21. Aquatic Mollusks 0 1 2 3 22. Fish 0 0.5 1 1.5 23. Crayfish 0 0.5 1 1.5 24. Amphibians 0 0.5 1 1.5 25. Algae 0 0.5 1 1.5 26. Wetland 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. Notes: Sketch: r y ✓ 7171 -nf 26y ,43r,LE itv4 CU .'A n✓ar�ta- 1 ISa �