| Area   | 
         Middle Trinity  | 
     
     
         | Topic | 
         Flow: Grass Valley Creek Exceedance Curve | 
     
 
 
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   Caption:  The flow duration curve for Grass Valley Creek shows that flows exceed 100 cubic feet per second (cfs) less than 10% of the time. This chart is patterned after treatments created by Mc Bain and Trush to support the Trinity River flow evaluation project.  Flow data from USGS for the periods 1/1/75 to 9/30/92 and 10/1/94 to 9/30/95.  
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