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Lower Passumpsic

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Record: 8    Segment ID: T2.12-    Stream Name: Water Andric

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Stream Channel  
2.1 Bankfull Width 22 ft.
2.2 Maximum Depth 2.0 ft.
2.3 Mean Depth 1.4 ft.
2.4 Floodprone Width 23 ft.
2.5 Recently Abandoned Floodplain 4.1 ft.
  Human Elevated Floodplain ft.
2.6 Width/Depth Ratio 16.2
2.7 Entrenchment Ratio 1.0
2.8 Incision Ratio - Redently Abandoned Floodplain 2.0
  Incision Ratio - Human Elevated FloodPlain 0.0
2.9 Sinuosity Low
2.10 Type of Riffles Eroded
2.11 Riffle/Step Spacing Distance Not Applicable
2.12 Substrate Composition  
  Bedrock 0.0 %
  Boulder 4.0 %
  Cobble 42.0 %
  Course Gravel 24.0 %
  Fine Gravel 19.0 %
  Sand 11.0 %
  Silt and smaller 0.0 %
  Clay Present? Yes
  Percent Detritus 10.0 %
  Large Woody Debris Count 23
2.13 Average Largest Particle On  
  Bed 500 mm
  Bar 250 mm
2.14 Phase 2 Stream Type  
  Stream Type F
  Bed Material Cobble
  Subclass Slope b
  Dominant Bed Form Plane Bed
  SubDominant Bed Form Step-Pool
  Field Measured Slope 3
  Phase 1 Stream Type  
  Stream Type C
  Dominant Bed Material Gravel
  Subclass Slope b
  Bed Form Riffle-Pool
  Sub-reach Stream Type  
  Reference Stream Type B
  Reference Bed Material Cobble
  Reference Subclass Slope None
  Reference Bedform Step-Pool
  Were Channel Dimensions Significantly Changed By Major Flooding Yes
  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 %
  Comments Banks show fresh erosion and are typically vertical. Stream is incised and flooplain access is limited to areas around debris jams.