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White River - Mainstem

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Record: 19    Segment ID: R17-    Stream Name: Middle White Mainstem

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NOTE: Enter the Confinement Evaluated first, then the Scores, then the rest.

Rapid Geomorphic Assessment  
  Confinement Evaluated Confined  
  Geomorphic Assessment Scores
  Score STD (7.5) Historic (7.5)
7.1 Channel Degradation 3 B to F Yes
7.2 Channel Aggradation 13 None No
7.3 Widening Channel 4 None No
7.4 Change in Planform 14 None No
  Total Score 34  
  Condition Rating 0.43  
7.5 Channel Evolution Model F  
  Channel Evolution Stage III  
7.6 Geomorphic Stream Condition Fair  
7.7 Stream Sensitivity Extreme  
7.5 Channel Adjustment Processes Narrative  
  R17 flows through a semi-confined valley and has been minimally historically straightened. The channel has incised and widened majorly. Mass failures are present along both banks. Bars are enlarging and will form a juvenile floodplain in the future. A small amount of bedrock is present on the bed.