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Williams River

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Record: 34    Segment ID: T5.09-    Stream Name: Middle Branch Williams River

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Stream Channel  
2.1 Bankfull Width 17 ft.
2.2 Maximum Depth 2.4 ft.
2.3 Mean Depth 1.9 ft.
2.4 Floodprone Width 45 ft.
2.5 Recently Abandoned Floodplain 3.7 ft.
  Human Elevated Floodplain ft.
2.6 Width/Depth Ratio 8.9
2.7 Entrenchment Ratio 2.7
2.8 Incision Ratio - Redently Abandoned Floodplain 1.5
  Incision Ratio - Human Elevated FloodPlain 0.0
2.9 Sinuosity Low
2.10 Type of Riffles Sedimented
2.11 Riffle/Step Spacing Distance 100 ft.
2.12 Substrate Composition  
  Bedrock 0.0 %
  Boulder 4.0 %
  Cobble 26.0 %
  Course Gravel 28.0 %
  Fine Gravel 30.0 %
  Sand 12.0 %
  Silt and smaller 0.0 %
  Clay Present? Yes
  Percent Detritus 6.0 %
  Large Woody Debris Count 12
2.13 Average Largest Particle On  
  Bed 300 mm
  Bar 120 mm
2.14 Phase 2 Stream Type  
  Stream Type E
  Bed Material Gravel
  Subclass Slope None
  Dominant Bed Form Riffle-Pool
  SubDominant Bed Form Plane Bed
  Field Measured Slope
  Phase 1 Stream Type  
  Stream Type B
  Dominant Bed Material Gravel
  Subclass Slope c
  Bed Form Riffle-Pool
  Sub-reach Stream Type  
  Reference Stream Type E
  Reference Bed Material Gravel
  Reference Subclass Slope None
  Reference Bedform Riffle-Pool
  Were Channel Dimensions Significantly Changed By Major Flooding No
  Were channel dimensions significantly changed by human alteration associated with flood recovery efforts (e.g., reshaping of banks by yellow machines)? No
  Channel Enlargement 0 %
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