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GENERALID <br /> Stream ID TM-A21-STR-01 Stream Name: Brantner Ditch <br /> Lat: 39.99126 Long: -104.84352 Date: 7-7-2017 <br /> Project Name: Tucson South Mine Client:Aggregate Industries <br /> Investigators: J. Heule, C.Ansari <br /> Flow Regime: Intermittent Water Type: RPW Photo ID: <br /> CHANNELFEATURES <br /> Estimate Measurements Stream Erosion <br /> Top of Bank Width (feet): 1 30 Stream Erosion: None <br /> Top of Bank Hei ht(feet): 15 Artificial, Modified, or Channelized: Yes <br /> LB (feet): 15 Dam Present: No <br /> RB (feet): 15 Sinuosity: Low <br /> Water Depth in. : 2 1 Gradient: Flat(0.5-100ft <br /> Water Width (feet): 10 <br /> High Water Mark(inches): 11 <br /> FLOW CHARACTERISTICS <br /> Water Present: Flowing Water Proportion of Reach Re resented by Stream Morphology Types: <br /> Velocity: Moderate Riffle (%): Pool (%): Run % : 100 <br /> Turbidity: Turbid <br /> Other: <br /> SUBSTRATE COMPONENTS <br /> Inorganic Substrate Components—Should add to 100% Organic Substrate Components—Does not nec ssarily add to 100% <br /> % Composition in % Composition in <br /> Substrate Type Diameter Sampling Reach Substrate Type Characteristic Sampling Reach <br /> Bedrock Detritus Sticks, wood, coarse 50 <br /> plant materials CPOM <br /> Boulder > 256mm (10") Muck—Mud Black, very fine grain <br /> organic <br /> Cobble 64-256mm 2.5"-10" Marl Grey, shell fragments <br /> Gravel 2-64mm 0.1"-2.5" <br /> Sand 0.06-2mm (gritty) <br /> Silt 0.004-0.06mm 100 <br /> Clay < 0.004mm (slick) <br /> WATERSHED FEATURES <br /> Predominant Surrounding Land Use: ❑ Forest ❑ Industrial (gravel quarry) <br /> ® Field/Pasture ❑ Residential <br /> ❑ Agricultural Other: <br /> ❑ Commercial <br /> Indicate the dominant type: ❑ Trees ® Grasses <br /> ❑ Shrubs 'Z Herbaceous <br /> Canopy Cover: Open <br /> Floodplain Width: Narrow(less than Wetland Present: ® Yes ElNo Wetland ID: TM-A20-WT <br /> 16ft <br /> AQUATIC VEGETATION <br /> Indicate the dominant type and record the dominants ecies present: <br /> ❑ Rooted emergent ❑ Rooted ❑ Rooted floating ❑ Free floating <br /> submer ent <br /> ❑ Floating algae ❑ Attached algae ® None ❑ Reed canary grass <br /> MACROINVERTEBRATES OR OTHER WILDLIFE OBSERVED/OBSERVATIONS AND NOTES <br /> Man-made earthen canal. <br />