Profile Number:  52    Series: MCKENZIE RIVER                

Location: BELOW LOWER RD. WS 3, NEAR BDRY. OF UN. L141, H.J. ANDREWS E.F.

Classification: TYPIC HAPLOHUMULTS, CLAYEY, MIXED, MESIC                    
         Slope: 30 %
        Aspect: SW 
     Elevation: 1800 ft.
      Landform: RIDGETOP                      
      Drainage: WELL DRAINED                  
   Parent Mat.: REDDISH TUFF AND BRECCIAS                                                       
    Vegetation: TSHE/CACH ASOCIATION                                        
   Description: DYRNESS- SAMPLED PROFILE 16 7-62           

   (Physical and chemical data listed below profile description)

O1  1 - 0 in.        Needles, twigs, cones, etc..

A1  0 - 4 in.       Dark  brown (10YR3/3) when moist shotty clay 
                    loam; moderate, fine to medium granular 
                    structure; friable when moist, slightly 
                    sticky and slightly plastic when wet; gradual 
                    and smooth boundary.

B1  4 - 10 in.      Dark brown (7.5YR3/2) when moist silty clay; 
                    moderate, fine subangular blocky structure; 
                    firm when moist, sticky and plastic when wet; 
                    clear and smooth boundary.

B2  10 - 18 in.     Brown (7.5YR4/4) when moist stony silty clay; 
                    moderate, fine subangular blocky structure; 
                    firm when moist, sticky and plastic when wet; 
                    30% weathered red breccia; gradual and wavy 
                    boundary.

B3  18 - 26 in.     Yellowish red (5YR4/6) when moist stony silty 
                    clay; moderate, fine subangular blocky 
                    structure; firm when moist, sticky and 
                    plastic when wet; 40% weathered red breccia; 
                    diffuse and wavy boundary.

C  26+ in.           Largely decomposed red breccia.


Physical Profile Data

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Horizon  Depth  Density  Sand  Silt  Clay  Percolation  Moisture Tension (% H2O, dry wt.)
          (in)   (g/cc)  (%)    (%)  (%)     (in/hr)     1/3 atm  1 atm   5 atm   15 atm
-----------------------------------------------------------------------------------------
  A1     0 - 4    .580   27.2  44.8  28.0       64                                    
  B1     4 - 10   .869   20.0  44.9  35.1       28                                    
  B2    10 - 18   .944   15.1  41.7  43.2      5.5                                    
  B3    18 - 26   .971   13.1  43.4  44.0      2.8                                    
  C      26+      .899   21.5  45.4  33.1      1.6                                    
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Chemical Profile Data

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Horizon  Depth     Ph     O.M. Total N    P     CEC    K     Ca    Mg    Na    Base Sat.   
          (in)            (%)    (%)    (ppm)  --------------  meq/100g ----------------- 
-----------------------------------------------------------------------------------------
  A1     0 - 4     4.8    7.34 0.1231   9.91  46.40                               
  B1     4 - 10    4.8    2.28 0.0617   2.89  34.63                               
  B2    10 - 18    4.8    1.76 0.0407   1.24  30.50                               
  B3    18 - 26    4.8    0.89 0.0316   1.24  30.25                               
  C      26+       4.7    0.83 0.0242      0  30.75                               
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